54113-41-6
4,5-二溴呋喃-2-羧酸甲酯
+
5158-46-3
甲基氯化锌
→
~82%
2528-02-1
methyl 4-bromo-5-methylfuran-2-carboxylate
2527-96-0
5-甲基-2-糠酸甲酯
~52%