104517-65-9
benzyl 2-chloro-3-oxobutanoate
+
121-45-9
三甲氧基磷
→
2703-61-9
benzyl 3-dimethoxyphosphoryloxybut-2-enoate
5396-89-4
乙酰丙酮苄酯
298-01-1
顺-速灭磷