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非水相体系中的脂肪酶催化反应制备酯化葡甘聚糖的初步研究

李光吉 祁黎 宗敏华

中山大学学报(自然科学版)2003,Vol.42Issue(z1):21-24,4.
中山大学学报(自然科学版)2003,Vol.42Issue(z1):21-24,4.

非水相体系中的脂肪酶催化反应制备酯化葡甘聚糖的初步研究

Preliminary Study on the Preparation of Esterified Konjac Glucomamman by Lipase-Catalyzed Reactions in Non-aqueous Systems

李光吉 1祁黎 1宗敏华2

作者信息

  • 1. 华南理工大学高分子材料科学与工程系,广东,广州,510640
  • 2. 华南理工大学生物工程系,广东,广州,510640
  • 折叠

摘要

Abstract

Enzyme-catalyzed esterification and transesterication of Konjac glucomannan (KGM) in different non-aqueous reaction systems with different lipases as a biocatalyst were investigated in order to seek a new feasible and environmentally benign way by which the esterified KGM derivatives can be prepared. The preliminary experimental results show that the esterified derivatives of KGM can be prepared by lipase-catalyzed reactions in non-aqueous systems. Lipase-OF and Lipozyme Tl 100L are effective biocatalysts in the preparation of esterified KGM under proper conditions.

关键词

葡甘聚糖/脂肪酶/生物催化剂/非水相体系/酯化

Key words

konjac glucomannan/lipase/biocatalysis/non-aqueous system/esterification

分类

生物科学

引用本文复制引用

李光吉,祁黎,宗敏华..非水相体系中的脂肪酶催化反应制备酯化葡甘聚糖的初步研究[J].中山大学学报(自然科学版),2003,42(z1):21-24,4.

基金项目

The financial support by the starting grant from the Foundation of China Scholarship Council is gratefully acknowledged. ()

中山大学学报(自然科学版)

OA北大核心CSCDCSTPCD

0529-6579

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