Enzyme catalysed formation of (S)-cyanohydrins derived from aldehydes and ketones in a biphasic solvent system

被引:97
作者
Griengl, H
Klempier, N
Pöchlauer, P
Schmidt, M
Shi, NY
Zabelinskaja-Mackova, AA
机构
[1] Graz Tech Univ, Inst Organ Chem, Spezialforschungsbereich Biolcatalyse, A-8010 Graz, Austria
[2] DSM Chem Linz, A-4021 Linz, Austria
关键词
cyanohydrins; enzymes and enzyme reactions; stereospecificity;
D O I
10.1016/S0040-4020(98)00901-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
By employing a vigorously stirred two phase system aqueous buffer/organic solvent and using the hydroxynitrile lyase from Hevea brasiliensis as biocatalyst enantiopure (S)-cyanohydrins from aliphatic, unsaturated, aromatic and heteroaromatic aldehydes and methyl alkyl and methyl phenyl ketones are obtained in high yield and in general 98-99% enantiomeric excess. (C) 1998 Elsevier Science Ltd. AII rights reserved.
引用
收藏
页码:14477 / 14486
页数:10
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