195708-16-8
→
~85%
71028-86-9
6-ethoxy-4,6-dioxohexanoate
108-30-5
丁二酸酐
+
105-36-2
溴代乙酸乙酯
~9%
1099-45-2
乙氧甲酰基亚甲基三苯基膦
~4%
57691-01-7
ethyl 2-(5-oxooxolan-2-ylidene)acetate
ethyl 5-(1',3'-dioxolan-2'-yl)-3-oxopentanoate
56294-09-8
3-OXO-HEXANEDIOIC ACID 1-ETHYL ESTER 6-METHYL ESTER
652151-56-9
5-acetamido-6-ethoxy-4,6-dioxohexanoate