29310-37-0
(3-Ethoxycarbonyl-2-methylallyl)triphenylphosphonium Bromide
+
70-11-1
2-溴苯乙酮
→
~75%
128590-29-4
ethyl 2-methyl-4-phenylcyclopenta-1,3-diene-1-carboxylate
51544-67-3