ethyl 1-(4-fluorobenzoyl)-3-(chloromethyl)azetidine-3-carboxylate 、
4-溴苯酚 在
3-[(4-bromophenoxy)methyl]-1-(4-fluorobenzoyl)azetidine-3-carboxylic acid 作用下,
以to afford the title compound as a pink solid in 55% yield, 503 mg的产率得到3-[(4-bromophenoxy)methyl]-1-(4-fluorobenzoyl)azetidine-3-carboxylic acid