ALPHA-METHOXYLATION OF UNSATURATED CARBONYL-COMPOUNDS

被引:8
|
作者
FEUERER, A [1 ]
SEVERIN, T [1 ]
机构
[1] UNIV MUNICH,INST PHARM & LEBENSMITTELCHEM,D-80333 MUNICH,GERMANY
来源
JOURNAL OF ORGANIC CHEMISTRY | 1994年 / 59卷 / 20期
关键词
D O I
10.1021/jo00099a037
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
alpha-Methoxylation of enals or enones can be performed in high yield by a simple one-pot reaction sequence: Bromination of unsaturated hydrazones, HBr-elimination, and addition of methanol leads to the formation of beta-bromo-alpha-methoxy hydrazones (11), which after hydrolysis and HBr-elimination yields the alpha-methoxy enals or alpha-methoxy enones (13), respectively.
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页码:6026 / 6029
页数:4
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