Kinetic resolution of racemic α-hydroxyphosphonates by asymmetric esterification using achiral carboxylic acids with pivalic anhydride and a chiral acyl-transfer catalyst

被引:26
|
作者
Shiina, Isamu [1 ]
Ono, Keisuke [1 ]
Nakahara, Takayoshi [1 ]
机构
[1] Tokyo Univ Sci, Fac Sci, Dept Appl Chem, Shinjuku Ku, Tokyo 1628601, Japan
关键词
ALCOHOLS; INHIBITORS; HYDROXYALKANEPHOSPHONATES; ANALOGS; PHOSPHONATES;
D O I
10.1039/c3cc44293d
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A practical protocol is developed to directly provide chiral alpha-acyloxyphosphonates and alpha-hydroxyphosphonates from (+/-)-alpha-hydroxyphosphonates utilizing the transacylation process to generate the mixed anhydrides from acid components and pivalic anhydride in the presence of organocatalysts (s-value = 33-518).
引用
收藏
页码:10700 / 10702
页数:3
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