Benzoic acid (1S,6S)-6-(tert-butyl-dimethyl-silanyloxy)-2-[2-(4-hydroxy-2-oxo-oxazolidin-3-yl)-ethyl]-cyclohex-2-enyl ester 在
三氟化硼乙醚 作用下,
以
二氯甲烷 为溶剂,
生成 (6aS,7R,8S,10aS,10bR)-7a-Benzoyloxy-6a,8-dihydroxy-1,5,6,6a,7,8,9,10,10a,10b-decahydro<1,3>oxazolo<4,3-a>isoquinolin-3(3H)-one 、 (6aS,7R,8S,10aS,10bR)-6a-Benzoyloxy-7,8-dihydroxy-1,5,6,6a,7,8,9,10,10a,10b-decahydro<1,3>oxazolo<4,3-a>isoquinolin-3(3H)-one 、 (6aS,7S,8S,10aS,10bR)-7a-Benzoyloxy-8-(1-tert-butyldimethylsilyloxy)-6a-hydroxy-1,5,6,6a,7,8,9,10,10a,10b-decahydro<1,3>oxazolo<4,3-a>isoquinolin-3(3H)-one