Nucleophilic addition of triethyl phosphite to acetates of the baylis-hillman adducts: Stereoselective synthesis of (E)- and (Z)-allylphosphonates
作者:Deevi Basavaiah、Subramanian Pandiaraju
DOI:10.1016/0040-4020(95)01055-6
日期:1996.2
Nucleophilic addition of triethylphosphite to 3-acetoxy-2-methylenealkanenitriles and methyl 3-acetoxy-2-methylenealkanoates provides (2E)-2-(diethoxyphosphorylmethyl)alk-2- enenitriles and methyl (2Z)-2-(diethoxy-phosphorylmethyl)alk-2-enoates respectively with good stereoselectivity.