(R/S)-7-allyloxy-7-(2-hex-5-enyloxyphenylcarbamoyl)heptanoic acid methyl ester 在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 作用下,
以
二氯甲烷 为溶剂,
以99%的产率得到(+/-)-(E/Z)-6-(6-Oxo-6,7,12,13,14,15-hexahydro-5H,9H-8,16-dioxa-5-azabenzocyclotetradecen-7-yl)hexanoic acid methyl ester