Synonyms: 1H-Imidazole-4-carboxylicacid, 5-(3,3-dimethyl-1-triazenyl)-, methyl ester (9CI); Imidazole-4-carboxylicacid, 5-(3,3-dimethyl-1-triazeno)-, methyl ester (8CI); Methyl 5(or4)-(3,3-Dimethyl-1-triazeno)imidazole-4(or 5)-carboxylate; Methyl 5(or4)-(3,3-dimethyl-1-triazeno)-imidazolo-4(or 5)carboxylate; Methyl5-(3,3-dimethyl-1-triazeno)imidazole-4-carboxylate; NSC 87982