SYNTHESIS OF 3-C-CARBAMOYL-3-C-CYANO-3-DEOXYHEXOPYRANOSIDES BY CYCLIZATION OF DIALDEHYDES WITH CYANOACETAMIDE

被引:5
作者
GONZALEZ, FS
MATEO, FH
APARICIO, FJL
BAER, HH
机构
[1] ACAD SCI GRANADA,E-18071 GRANADA,SPAIN
[2] UNIV OTTAWA,DEPT CHEM,OTTAWA K1N 9B4,ONTARIO,CANADA
关键词
D O I
10.1016/0008-6215(90)80007-P
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
The dialdehydes 1 and 11 obtained by periodate oxidation of methyl α- and β-d-glucopyranoside underwent cyclization with cyanoacetamide to give 3-deoxyhexopyranosides bearing a carbamoyl and a cyano group at C-3. Three products formed from 1 and were isolated as 4,6-benzylidene acetals and found to have the α-d-gluco, α-d-manno, and β-l-gluco configurations. From 11 was obtained a normal cyclization product having the β-d-gluco configuration, its 4-methyl ether, and a 1:2 addition product. © 1990.
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页码:81 / 90
页数:10
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