PREPARATION OF NEW QUINIC ACID BORON ESTERS IN APROTIC MEDIA

被引:17
作者
FLORESPARRA, A
PAREDESTEPOX, C
JOSEPHNATHAN, P
CONTRERAS, R
机构
[1] Departamento de Química, Mexico
关键词
D O I
10.1016/S0040-4020(01)86749-1
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The syntheses, structure and reactivity of several boron derivatives of quinic acid, obtained in aprotic media, show that these boron heterocycles are useful intermediates, since they provide an alternative route to functionalize the quinic acid in a different way as when using dioxolane derivatives. Some new dioxolane derivatives of quinic acid and free quinide, as well as the lactone of quinic acid (6), were prepared in very high yields. The conformations of all new compounds were established from 1H NMR measurements. © 1990.
引用
收藏
页码:4137 / 4148
页数:12
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