ENZYMATIC POLYTRANSESTERIFICATION OF AROMATIC DIOLS IN ORGANIC-SOLVENTS

被引:11
作者
PARK, HG
CHANG, HN
DORDICK, JS
机构
[1] KOREA ADV INST SCI & TECHNOL,BIOPROC ENGN RES CTR,TAEJON 305701,SOUTH KOREA
[2] KOREA ADV INST SCI & TECHNOL,DEPT CHEM ENGN,TAEJON 305701,SOUTH KOREA
[3] UNIV IOWA,DEPT CHEM & BIOCHEM ENGN,IOWA CITY,IA 52242
关键词
D O I
10.1007/BF00143106
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Enzymatic polytransesterification of aromatic diols was carried out in anhydrous organic solvents. The protease from Bacillus licheniformis catalyzed the polytransesterification of a diester of glutaric acid with aromatic diols such as benzenedimethanol. Gel permeation chromatography (GPC) provided Mw values of 400-1400 daltons for the aromatic polyesters. Bis(2,2,2-trifluoroethyl) glutarate and 1,4-benzenedimethanol. were used as model compounds to study the influence of aromaticity, solvent, and water content.
引用
收藏
页码:1085 / 1090
页数:6
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