64-18-6
Formic acid
+
129365-93-1
4,5二胺基邻苯二氰
→
~81%
267642-46-6
(9ci)-1H-苯并咪唑-5,6-二甲腈
79319-38-3
4-amino-5-nitrophthalodinitrile
甲酸