(triphenylphosphinyl)ethanoic acid methyl ester 、
{(1S,2R)-3-Oxo-2-(tetrahydro-pyran-2-yloxy)-1-[1-(2,4,6-trimethyl-benzenesulfonyl)-1H-indol-3-ylmethyl]-propyl}-carbamic acid tert-butyl ester 以
二氯甲烷 为溶剂,
生成 (Z)-(4S,5S)-5-tert-Butoxycarbonylamino-4-(tetrahydro-pyran-2-yloxy)-6-[1-(2,4,6-trimethyl-benzenesulfonyl)-1H-indol-3-yl]-hex-2-enoic acid methyl ester 、 (E)-(4S,5S)-5-tert-Butoxycarbonylamino-4-(tetrahydro-pyran-2-yloxy)-6-[1-(2,4,6-trimethyl-benzenesulfonyl)-1H-indol-3-yl]-hex-2-enoic acid methyl ester