186581-53-3
重氮甲烷
+
920760-26-5
3-(3-oxocyclopenten-1-yl)propanoic acid
→
69391-83-9
methyl 3-(3-oxocyclopenten-1-yl)propanoate
192181-83-2
3-(3'-hydroxypropyl)-2-cyclopenten-1-one
34399-78-5
methyl 3-(3-oxocyclopentyl)propanoate