41110-33-2
5-甲基吡嗪-2-羧酸甲酯
→
~39%
710322-57-9
5-甲酰基吡嗪-2-羧酸甲酯
64-17-5
乙醇
+
866327-72-2
5-dibromomethyl-pyrazine-2-carboxylic acid methyl ester
710322-24-0
5-(2-dimethylamino-vinyl)-pyrazine-2-carboxylic acid methyl ester