41171-91-9
3-oxocyclopentanecarbonitrile
+
107-21-1
乙二醇
→
~97%
159329-38-1
1,4-dioxaspiro[4.4]nonane-8-carbonitrile
930-30-3
2-环戊烯酮
6947-04-2
ethyl 1,4-dioxaspiro[4.4]nonane-8-carboxylate