IMPROVED SYNTHESIS OF 6-DEOXY-1,2-O-ISOPROPYLIDENE-BETA-L-TALOFURANOSE AND 6-DEOXY-1,2-O-ISOPROPYLIDENE-BETA-L-IDOFURANOSE

被引:5
|
作者
HIEBL, J [1 ]
ZBIRAL, E [1 ]
机构
[1] UNIV VIENNA,A-1090 VIENNA,AUSTRIA
来源
MONATSHEFTE FUR CHEMIE | 1990年 / 121卷 / 8-9期
关键词
6-Deoxy-1,2-O-isopropylidene-β-L-idofuranose; 6-Deoxy-1,2-O-isopropylidene-β-L-talofuranose;
D O I
10.1007/BF00809774
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The key step in the preparation of 6-deoxy-1,2-O-isopropylidene-β-L-talofuranose (7) and 6-deoxy-1,2-O-isopropylidene-β-L-idofuranose (13) is the selective exchange of the 6-O-mesyl rest of 3-O-acetyl-5,6-O-dimesyl-1,2-O-isopropylidene-α-D-allofuranose (4) and 3-O-acetyl-5,6-O-dimesyl-1,2-O-isopropylidene-α-D-glucofuranose (10) by acetate group (potassium acetate/18-crown-6). © 1990 Springer-Verlag.
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页码:691 / 695
页数:5
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