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
收藏
页码：4579 / 4586
页数：8
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