2-皮考基三苯基鏻氯化物 、
(4S,5R)-5-((R)-1-Benzyloxy-2-oxo-ethyl)-4-cyclohexylmethyl-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 在
potassium tert-butylate 作用下,
生成 (4S,5R)-5-((Z)-(S)-1-Benzyloxy-3-pyridin-2-yl-allyl)-4-cyclohexylmethyl-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 、 (4S,5R)-5-((E)-(S)-1-Benzyloxy-3-pyridin-2-yl-allyl)-4-cyclohexylmethyl-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester