CHEMOENZYMATIC PREPARATION OF ATROLACTIC AND MOSHERS ACID USING ASPERGILLUS-ORYZAE PROTEASE

被引:22
作者
FEICHTER, C
FABER, K
GRIENGL, H
机构
[1] Christian Doppler Laboratory for Chiral Compounds, Institute of Organic Chemistry, Graz University of Technology, A-8010 Graz
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1991年 / 03期
关键词
D O I
10.1039/p19910000653
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Sterically demanding alpha-methyl- and alpha-trifluoromethyl-mandelic esters 5a and 6a were conveniently resolved on a large scale by a protease from Aspergillus oryzae leading to both enantiomers of atrolactic acid 5b and a precursor of Mosher's acid 6b in 75-88% e.e. Single recrystallisation led to optically pure material.
引用
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页码:653 / 654
页数:2
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[21]   PREPARATION OF ENANTIOMERICALLY ENRICHED COMPOUNDS USING ENZYMES .3. ENZYMATIC PREPARATION OF ENANTIOMERICALLY ENRICHED TERTIARY ALPHA-BENZYLOXY ACID-ESTERS - APPLICATION TO THE SYNTHESIS OF (S)-(-)-FRONTALIN [J].
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