2,2,2-三氟乙醛 、 [(Z)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3lambda6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]prop-1-enoxy]-diethylborane 以
二氯甲烷 为溶剂,
生成 (2R,3S)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]-4,4,4-trifluoro-3-hydroxy-2-methylbutan-1-one 、
(2R,3R)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]-4,4,4-trifluoro-3-hydroxy-2-methylbutan-1-one 、 (2S,3S)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]-4,4,4-trifluoro-3-hydroxy-2-methylbutan-1-one 、
(2S,3R)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]-4,4,4-trifluoro-3-hydroxy-2-methylbutan-1-one