Oxidation of chiral non-racemic pyridinium salts to enantiopure 2-pyridone and 3-alkyl-2-pyridones

被引:23
作者
Gnecco, D [1 ]
Marazano, C [1 ]
Enríquez, RG [1 ]
Terán, JL [1 ]
Sánchez, MD [1 ]
Galindo, A [1 ]
机构
[1] Univ Autonoma Puebla, Inst Ciencias, Ctr Quim, BUAP Cd, Puebla 72570, Mexico
关键词
D O I
10.1016/S0957-4166(98)00151-7
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Oxidation of chiral non-racemic pyridinium salt 1a and 3-alkyl pyridinium salts 1b and 1c with potassium ferricyanide in an alkaline medium provides a short and practical access to enantiomerically pure 2-pyridone (2a) and 3-alkyl-2-pyridones (2b and 2c) in high yields and very good regioselectivity from derivatives 1(b-c). (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:2027 / 2029
页数:3
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