A novel reducing system for acetal cleavage: BH3 center dot S(CH3)(2)-BF3 center dot O(C2H5)(2) combination

被引：0

作者：

Saito, S

Kuroda, A

Tanaka, K

Kimura, R

机构：

来源：

SYNLETT | 1996年 / 03期

关键词：

acetal cleavage; benzilidene acetals; acetonides; BH3-BF3; combination; chemoselective reduction;

D O I：

暂无

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Acetals derived from 1,2- or 1,3-diols bearing neighboring hydroxyl group can be selectively cleaved at the acetal C-O bond proximate to the hydroxyl group on treatment initially with BH3 . SMe(2) for 1 h (0 degrees C-rt) and successively with BF3 . Et(2)O for 5 min at 0 degrees C.

引用

页码：231 / &

页数：4

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