(2S,3R,4R)-4-[(R)-1,2-Bis-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-hydroxymethyl-4-methyl-3-vinyl-cyclohexanone 在
sodium hydroxide 、
双氧水 、
对甲苯磺酸 、
lithium tri-sec-butyl(hydrido)borate 作用下,
生成 (4aS,5R,6R,8aS)-6-[(R)-1,2-Bis-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2,2,6-trimethyl-5-vinyl-hexahydro-benzo[1,3]dioxine