50627-20-8
4-hydroxy-3-imino-6-phenylpyrazine-2-carbonitrile
→
~92%
50627-25-3
2-氨基-3-氰基-5-苯基吡嗪
67602-05-5
2-氨基-3-溴-5-苯基吡嗪
~79%
532-54-7
2-异亚硝基苯乙酮
113120-69-7
3-氨基-6-苯基-2-吡嗪羧酰胺