89709-89-7
ethyl 5,5-diethoxy-2-methoxypentanoate
→
~49%
89709-87-5
ethyl 2-methoxy-5-oxopentanoate
623-73-4
重氮乙酸乙酯
+
6044-68-4
丙烯醛二甲缩醛
89709-82-0
ethyl 2,5-dimethoxypent-4-enoate