ACETAL CHLORINATION WITH MNO2-TRIMETHYLCHLOROSILANE

被引：20

作者：

BELLESIA, F ^{[1
]}

BONI, M ^{[1
]}

GHELFI, F ^{[1
]}

GRANDI, R ^{[1
]}

PAGNONI, UM ^{[1
]}

PINETTI, A ^{[1
]}

机构：

[1] UNIV MODENA,DIPARTIMENTO CHIM,I-41100 MODENA,ITALY

来源：

TETRAHEDRON | 1992年 / 48卷 / 22期

关键词：

ACETALS; ALDEHYDES; CHLORINATION; MANGANESE(IV)OXIDE; TRIMETHYLCHLOROSILANE; LIGAND-TRANSFER;

D O I：

10.1016/S0040-4020(01)81231-X

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

alpha-Chloroacetals am obtained in almost quantitative yields, by treating acetals with MnO2-trimethylchlorosilane in CH3OH:CH3CN (1:1). The halogenation is explained by a ligand-transfer process on an enolether intermediate, mediated by a Mn(IV)-chloride species.

引用

页码：4579 / 4586

页数：8

共 42 条

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