A Simple and Efficient Access to α-AminoPhosphonates from N-BenzyloxycarbonylaminoSulfones Using Indium(III) Chloride

摘要

Treatment of N-benzyloxycarbonylamino sulfones withtriethyl phosphite catalyzed by InCl_3produces the corre-sponding protected a-amino phosphonates in high yields(71-92%).