SYNTHESIS OF 1,6-ANHYDRO-2-CHLORO-2,3,4-TRIDEOXY-BETA-D-ERYTHRO-HEX-3-ENOPYRANOSE AND ITS STEREOSPECIFIC SN2' SUBSTITUTION

被引:6
作者
MATSUMOTO, M
ISHIKAWA, H
SOYA, Y
OZAWA, T
机构
[1] Department of Materials Science, Kanagawa University Tsuchiya, Hiratsuka, Kanagawa
关键词
D O I
10.3987/COM-94-6864
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The chlorination of 1,6-anhydro-3,4-dideoxy-beta-D-threo-hex-3-enopyranose (2) with SOCl2 and pyridine gives predominantly 1,6-anhydro-2-chloro-beta-D-erythro-hex-3-enopyranose (3). The chloride (3) takes place exclusively the suprafacial SN2' substitution with a variety of nucleophiles in DMF. ''Cerny epoxides'' are conveniently synthesized by using the reaction of 3 with PhCH2ONa.
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页码:2377 / 2381
页数:5
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