28786-90-5
Propanenitrile, 2,3-dibromo-2-methyl-
→
~24%
64781-79-9
4-甲基-1H-吡唑-3-胺
+
1431-00-1
63940-82-9
3-methoxy-2-methylacrylonitrile
104556-85-6
3-甲基吡唑并[1,5-A]嘧啶-7(1H)-酮