Mild preparation of allylic tartaramide acetals in DMF
作者:Gary A. Molander、J.Christopher McWilliams
DOI:10.1016/0040-4039(96)01637-1
日期:1996.9
The mildpreparation of (E)-allylic acetals derived from N,N,N′,N′-tetramethyltartaramide is described. The desired chiral acetals are obtained by transacetalization of the corresponding acyclic acetals with a catalytic amount of pyridinium p-toluenesulfonate in DMF at room temperature.