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烷基多苷中alpha-吡喃糖苷和beta-吡喃糖苷比例的 1H NMR分析

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Indexed by:期刊论文

Date of Publication:2008-01-01

Journal:分析测试学报

Included Journals:PKU、ISTIC、CSCD

Volume:27

Issue:6

Page Number:663-665

ISSN No.:1004-4957

Key Words:烷基多苷; alpha-吡喃糖苷; beta-吡喃糖苷

Abstract:报道了一种采用 1H
   NMR快速分析烷基多苷(APGs)中alpha-吡喃糖苷和beta-吡喃糖苷比例的方法.以重水为溶剂,同时加入氘代三氟乙酸,使活泼氢的信号移到低
   场,消除了干扰,可同时较准确地计算APGs的DP值以及alpha-和beta-吡喃糖苷的比例.该方法可作为一种APGs产品质量检测和控制的快速分
   析方法.

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