1122090-37-2
5-bromo-4-methyl-2-vinylpyridine
→
1122090-39-4
5-溴-4-甲基吡啶甲酸乙酯
64-17-5
乙醇
+
1122090-38-3
potassium 5-bromo-4-methylpyridine-2-carboxylate