PREPARATION OF HEPTA-0-ACETYLSUCROSES AND HEXA-0-ACETYLSUCROSES BY ENZYMATIC-HYDROLYSIS

被引:16
作者
CHANG, KY
WU, SH
WANG, KT
机构
[1] ACAD SINICA,INST BIOL CHEM,TAIPEI 115,TAIWAN
[2] NATL TAIWAN UNIV,GRAD INST BIOCHEM SCI,TAIPEI,TAIWAN
关键词
D O I
10.1080/07328309108543904
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Octa-O-acetylsucrose (1) was regioselectively hydrolyzed by the lipase AK from Pseudomonas sp. in aqueous buffer and two hepta-O-acetylsucroses and two hexa-O-acetylsucroses were obtained by column purification. After analysis by NMR methods, four products were shown to be 3,4,6,1',3',4',6'-hepta-O-acetyl- sucrose (2), 2,3,4,6,1',3',6'-hepta-O-acetylsucrose (3), 3,4,6,1',3',6'-hexa-O-acetylsucrose (4) and 2,3,4,6,3',6'-hexa-O-acetylsucrose (5).
引用
收藏
页码:251 / 261
页数:11
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