(S,E)-methyl 5-(4-methoxybenzyloxy)-7-oxohept-2-enoate 、 1-{(2R,3S)-6-[(E)-(R)-2-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-hept-3-enyl]-3-methyl-tetrahydro-pyran-2-yl}-propan-2-one 在
氯代二环己基硼烷 、
三乙胺 作用下,
以
正戊烷 为溶剂,
以74%的产率得到(E)-(S)-10-{(2R,3S,6S)-6-[(E)-(R)-2-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-hept-3-enyl]-3-methyl-tetrahydro-pyran-2-yl}-7-hydroxy-5-(4-methoxy-benzyloxy)-9-oxo-dec-2-enoic acid methyl ester