49850-59-1
6-(Methylthio)-2-azapurine
→
~4%
126965-17-1
methyl 5-aminoimidazole-4-thiocarboxylate hydrochloride
+
4656-86-4
达卡巴嗪杂质A
7008-85-7
替莫唑胺杂质A
→
4656-86-4
达卡巴嗪杂质A
+
70379-28-1
4-carbamoyl-2-(4-carbamoylimidazole-5-ylazo) imidazolium-5-olate
88795-61-3
7H-Imidazo[4,5-d]-1,2,3-triazine, 4-ethoxy-
→
118019-42-4
ethyl 5-aminoimidazole-4-carboxylate hydrochloride
+
4656-86-4
达卡巴嗪杂质A
88795-60-2
4-methoxy-7H-Imidazo[4,5-d]-1,2,3-triazine
→
116401-54-8
5-amino-1(3)H-imidazole-4-carboxylic acid methyl ester, hydrochloride
+
4656-86-4
达卡巴嗪杂质A