SYNTHESIS AND H-1-NMR STUDY OF THE 4 UNBRANCHED PERACETYL-BETA-D-GLUCOPYRANOSYL-BETA-GENTIOBIOSES

被引:13
作者
RYCHENER, M [1 ]
BIGLER, P [1 ]
PFANDER, H [1 ]
机构
[1] UNIV BERN, INST ORGAN CHEM, CH-3012 BERN, SWITZERLAND
关键词
D O I
10.1002/hlca.19840670204
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The structure of an unknown trisaccharide isolated from the stigmas of garden crocusses (Crocus napolitanus) is described. The 4 unbranched (1 .fwdarw. 6)-, (1 .fwdarw. 4)-, (1 .fwdarw. 3)-, and (1 .fwdarw. 2)-connected .beta.-D-glucopyranosyl-.beta.-gentiobiose peracetates were synthesized. A complete analysis was made of the 1H-NMR spectra of the 4 trisaccharide peracetates.
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页码:378 / 385
页数:8
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