Reichstein; Gruessner, Helvetica Chimica Acta, 1940, vol. 23, p. 653
作者:Reichstein、Gruessner
DOI:——
日期:——
Pantothenic preparations and methods of obtaining the same
申请人:PARKE DAVIS &
公开号:US02358335A1
公开(公告)日:1944-09-19
Vitamin intermediates and their preparation
申请人:PARKE DAVIS &
公开号:US02358337A1
公开(公告)日:1944-09-19
A Convenient Dehydration Procedure for the Synthesis of Enantiomerically Pure Cyanohydrins
作者:Fabrice Aquino、Horst Pauling、Willy Walther、Dietmar A. Plattner、Werner Bonrath
DOI:10.1055/s-2000-6403
日期:——
Starting from protected α-hydroxy amides, cyanohydrins (α-hydroxy nitriles) are obtained through dehydration by cyanuric chloride/DMF in excellent yield. The advantages of the procedure are the extremely mild reaction conditions that prevent racemization.