(2R,3S)-3-(tert-Butyl-diphenyl-silanyloxy)-2-((S)-4-oxo-pyrrolidin-2-yl)-thiobutyric acid S-propyl ester 在
Hg(II) trifluoroacetate 作用下,
以
乙腈 为溶剂,
反应 3.0h,
以79%的产率得到(5S,6R)-6-[(S)-1-(tert-Butyl-diphenyl-silanyloxy)-ethyl]-1-aza-bicyclo[3.2.0]heptane-3,7-dione