OXIDATION OF OLIGOGLYCOSYL ALDITOLS DURING METHYLATION CATALYZED BY SODIUM-HYDROXIDE AND IODOMETHANE IN METHYL SULFOXIDE

被引:18
作者
YORK, WS
KIEFER, LL
ALBERSHEIM, P
DARVILL, AG
机构
[1] Complex Carbohydrate Research Center, The University of Georgia, Athens, GA 30602
关键词
D O I
10.1016/0008-6215(90)80097-M
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
Certain artifacts in the glycosyl-linkage analysis of oligoglycosyl alditols were shown to be caused by oxidation of the alditol moieties when O-methylation was catalyzed by NaOH in Me2SO. The partially methylated alditol acetates derived from 1-[2H]-cellobiitol that was O-methylated by this method were analyzed in detail to confirm this conclusion. © 1990.
引用
收藏
页码:175 / 182
页数:8
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