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SHI Ji--Cheng 《结构化学》1997,(1)
1INTRODUCTIONChiralphosphinesareusefulligandsinenantioselectivecatalysiswithtransitionmetalcomplexes"',someofthemderivedfromsugarsarealsoofPOtentialapplicationsinbiphasiccatalysis"'andmedicinet3i.Bythenucleophilicreplacementreaction,itisdifficulttolinkthephosphorusatomtothesecondarycarbonofpyrano--,orfurano--sugarderivativesbecauseofthecompetingeliminationreaction[4i.Wehavefoundaneffectivemethodtoincorporateaphosphorusintoapyranosering"',viaregioselectiveandstereospecificring--openingreac… 相似文献
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