Skip to main content

Chemical Entities of Biological Interest Ontology (CHEBI)

Search from vocabulary

align
annotate
download

Concept information

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > aromatic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > monocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > organonitrogen heterocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > organonitrogen heterocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organonitrogen heterocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organic heteromonocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > monocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > diazines > pyrimidines > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > aromatic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > monocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > pyrimidine nucleoside > pyrimidine deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > aromatic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic aromatic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > heteroarene > nucleobase-containing molecular entity > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > monocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > oxacycle > oxolanes > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > carbohydrates and carbohydrate derivatives > carbohydrate derivative > glycosyl compound > N-glycosyl compound > nucleoside > deoxyribonucleoside > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organic heteromonocyclic compound > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > monocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > heteromonocyclic compound > organic heteromonocyclic compound > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > oxacycle > oxolanes > tetrahydrofuranol > monohydroxytetrahydrofuran > 2'-deoxyribonucleoside > pyrimidine 2'-deoxyribonucleoside > tritiated thymidine > alpha-tritiated thymidine
... > chemical entity > molecular entity > isotopically modified compound > tritiated compound > tritiated thymidine > alpha-tritiated thymidine

Preferred term

alpha-tritiated thymidine  

Broader concept

Entry terms

  • (methyl-(3)H1)thymidine

Belongs to group

URI

http://data.loterre.fr/ark:/67375/KFP-B02QVQ3D-3

Download this concept:

RDF/XML TURTLE JSON-LD