2-((3E,6E,9E,12R,14S)-12-((tert-butyldimethylsilyl)oxy)-10-methyl-14-((R,E)-5-methyl-7-phenyl-2-(propionyloxy)hept-5-en-1-yl)-2-oxooxacyclotetradeca-3,6,9-trien-4-yl)acetic acid 在
吡啶 、
氢氟酸 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
以76%的产率得到2-((3E,6E,9E,12R,14R)-12-hydroxy-10-methyl-14-((R,E)-5-methyl-7-phenyl-2-(propionyloxy)hept-5-en-1-yl)-2-oxooxacyclotetradeca-3,6,9-trien-4-yl)acetic acid