34859-37-5
2-ethoxymethyleneamino-3-cyanopyrazine
→
~87%
6973-01-9
pteridin-4-amine
34859-38-6
2-Cyano-3-[(dimethylaminomethylene)amino]pyrazine
~59%
91-18-9
喋啶
~48%
76952-40-4
4-aminopteridine 3-oxide
~10%
517-21-5
甘醇钠二硫加成化合物的水合物
+
118-70-7
4,5,6-三氨基嘧啶
131543-46-9
alpha-ketodiacetal
76952-35-7
3-氨基-N-羟基-吡嗪羧胺
25911-65-3
3-氨基吡嗪-2-甲腈
72700-48-2
4-氯蝶啶