CONFORMATIONAL ANALYSIS OF SOME METHYL 2,3-ANHYDROGLYCOPYRANOSIDES AND 3,4-ANHYDROGLYCOPYRANOSIDES

被引:74
作者
BUCHANAN, JG
FLETCHER, R
PARRY, K
THOMAS, WA
机构
[1] Department of Organic Chemistry, The University
[2] Department of Chemistry, University College of Swansea, Swansea, Singleton Park
来源
JOURNAL OF THE CHEMICAL SOCIETY B-PHYSICAL ORGANIC | 1969年 / 04期
关键词
D O I
10.1039/j29690000377
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Proton magnetic resonance spectroscopy is used to define the conformation of a series of methyl 2,3- and 3,4-anhydroglycopyranosides. The compounds examined are shown to have conformations in solution similar to the half-chair conformation of cyclohexene, and evidence is obtained to explain the results of previous experiments on the base-catalysed equilibration between the 2,3- and 3,4-anhydro-compounds.
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页码:377 / &
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