INVESTIGATION OF STEREOSELECTIVITIES IN THE COUPLING REACTIONS OF 1-O-METHYL-3, 5-DI-O-P-TOLUOYL-2-DEOXYRIBOFURANOSIDE WITH PURINES AND PYRIMIDINES

被引:12
作者
JANARDHANAM, S [1 ]
NAMBIAR, KP [1 ]
机构
[1] UNIV CALIF DAVIS,DEPT CHEM,DAVIS,CA 95616
关键词
D O I
10.1016/S0040-4039(00)73064-4
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Stereoselectivities in the coupling reaction between 1-O-methyl-3,5-di-O-p-toluoyl-2-deoxyribofuranoside and suitably protected purine and pyrimidine derivatives have been examined in acetonitrile with varying equivalents of SnCl4. The best result in alpha-nucleoside formation was obtained when the coupling reaction was carried out in the presence of ten equivalents of SnCl4.
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页码:3657 / 3660
页数:4
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