Benzoic acid (1S,3R,7S,9R,11S)-11-[3-(tert-butyl-dimethyl-silanyloxy)-4-methyl-pentyl]-3,7,11-trimethyl-12-oxo-2-oxa-tricyclo[5.5.0.0
1,3]dodec-9-yl ester 在
lithium hydroxide 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
生成
(1S,3R,7S,9R,11S)-11-[3-(tert-Butyl-dimethyl-silanyloxy)-4-methyl-pentyl]-9-hydroxy-3,7,11-trimethyl-2-oxa-tricyclo[5.5.0.01,3]dodecan-12-one