ethyl 3-(chloromethyl)-azetidine-3-carboxylate hydrochloride 、
四氢吡喃-4-甲酸 在
ethyl 3-(chloromethyl)-1-(tetrahydro-2H-pyran-4-ylcarbonyl)azetidine-3-carboxylate 作用下,
以to afford the title compound as a white solid in 51% yield, 57 mg的产率得到ethyl 3-(chloromethyl)-1-(tetrahydro-2H-pyran-4-ylcarbonyl)azetidine-3-carboxylate