129104-37-6
→
~88%
129104-41-2
ethyl 3-oxocyclooctane-1-carboxylate
774-05-0
2-氧代环庚烷甲酸乙酯
+
75-11-6
二碘甲烷
~86%
~81%
20043-64-5
ethyl 1-methyl-2-oxocycloheptane-1-carboxylate