(1-{(3R,3aR,5aS,6R,7R,9aS,9bS)-3-((R)-1,5-Dimethyl-hexyl)-6-[(4R,5S)-2,2-dimethyl-5-(2-methyl-1-methylene-allyl)-[1,3]dioxolan-4-yl]-3a,6-dimethyl-dodecahydro-cyclopenta[a]naphthalen-7-yl}-allyloxy)-triethyl-silane 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
以100%的产率得到1-{(3R,3aR,5aS,6R,7R,9aS,9bS)-3-((R)-1,5-Dimethyl-hexyl)-6-[(4R,5S)-2,2-dimethyl-5-(2-methyl-1-methylene-allyl)-[1,3]dioxolan-4-yl]-3a,6-dimethyl-dodecahydro-cyclopenta[a]naphthalen-7-yl}-prop-2-en-1-ol