1-O-[2-[2-[2-[2-[(1R,6S)-6-(4-prop-2-enoxyphenoxy)carbonylcyclohex-3-ene-1-carbonyl]oxyethoxy]ethoxy]ethoxy]ethyl] 2-O-(4-prop-2-enoxyphenyl) (1S,2R)-cyclohex-4-ene-1,2-dicarboxylate 在
Grubbs catalyst first generation cesium chloride 作用下,
以
二氯甲烷 为溶剂,
反应 36.0h,
以62%的产率得到(4S,9R,25S,30R,39E)-2,11,14,17,20,23,32,37,42-nonaoxapentacyclo[41.2.2.233,36.04,9.025,30]nonatetraconta-1(46),6,27,33(49),34,36(48),39,43(47),44-nonaene-3,10,24,31-tetrone