(1R,2R,3S,5S)-3-Hydroxy-8-(methoxy-phenyl-phosphinoylmethyl)-8-aza-bicyclo[3.2.1]octane-2-carboxylic acid 4-(3-benzyloxycarbonyl-propionylamino)-butyl ester 在
吡啶 、
三甲基溴硅烷 、
N,N'-二环己基碳二亚胺 作用下,
生成 (1S,2R,4S,6S,7R,8R)-7-[4-(3-Benzyloxycarbonyl-propionylamino)-butoxycarbonyl]-2-methyl-4-oxo-4-phenyl-5-oxa-2-azonia-4λ
5-phospha-tricyclo[4.4.1.0
2,8]undecane; iodide