Term Name:	5-ethynylcytosine
Synonyms:	4-amino-5-ethynyl-1,2-dihydropyrimidin-2-one, 4-amino-5-ethynyl-2(1H)-pyrimidinone, 4-amino-5-ethynylpyrimidin-2(1H)-one
Definition:	A terminal acetylenic compound that is a derivative of cytosine, having an ethynyl group at the 5-position.
Ontology:	ChEBI [CHEBI:233419]  ( EBI )