Acetic acid (Z)-(S)-3-{(2R,3R,5S,6S)-6-[(2E,4E)-5-((4S,5R,7R)-7-iodomethyl-4-triethylsilanyloxy-6-oxa-spiro[2.5]oct-5-yl)-3-methyl-penta-2,4-dienyl]-2,5-dimethyl-tetrahydro-pyran-3-ylcarbamoyl}-1-methyl-allyl ester 在
四丁基氟化铵 、
溶剂黄146 、
1,8-二氮杂双环[5.4.0]十一碳-7-烯 作用下,
以
四氢呋喃 、
N,N-二甲基甲酰胺 为溶剂,
反应 47.0h,
生成 Acetic acid (Z)-(S)-3-{(2R,3R,5S,6S)-6-[(2E,4E)-5-((4S,5R)-4-hydroxy-7-methylene-6-oxa-spiro[2.5]oct-5-yl)-3-methyl-penta-2,4-dienyl]-2,5-dimethyl-tetrahydro-pyran-3-ylcarbamoyl}-1-methyl-allyl ester