(S)-1-Benzyloxy-3-(2-methoxy-phenyl)propan-2-ol 、 (1S)-2-bromo-1-(5-fluoro-2-hydroxybenzyl)ethyl acetate 以provided 3.42 g (63%) of (1S)-2-bromo-1-(2-hydroxybenzyl)ethyl acetate as a yellow oil的产率得到(S)-acetic acid 1-bromomethyl-2-(2-hydroxy-phenyl)-ethyl ester