S-(2-acetamidoethyl) 2-(triphenyl-λ5-phosphanylidene)ethanethioate 、
(2R)-2-methyl-3-[3-(tert-butoxycarbonylamino)-5-(tert-butyldiphenylsilanyloxy)phenyl]-propionaldehyde 以
氯仿 为溶剂,
反应 24.0h,
以645 mg的产率得到(2E, 4R)-4-methyl-5-[3-(tert-butoxycarbonylamino)-5-(tert-butyldiphenylsilanyloxy)phenyl]-thiopent-2-enoic acid S-(2-acetylaminoethyl) ester