Synthesis of 3-alkylquinoxalin-2(1H)-ones via Grignard reaction

被引:9
作者
Kalinin, A. A. [1 ]
Mamedov, V. A. [1 ]
机构
[1] Russian Acad Sci, AE Arbuzov Organ & Phys Chem Inst, Kazan Res Ctr, Kazan 420088, Tatarstan, Russia
基金
俄罗斯基础研究基金会;
关键词
RECEPTOR ANTAGONISTS; N-OXIDES; DERIVATIVES;
D O I
10.1134/S1070428009070185
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A two-step procedure has been developed for the synthesis of 3-alkylquinoxalin-2(1H)-ones from o-phenylenediamine and ethyl 2-oxoalkanoates prepared by the Grignard reaction of diethyl oxalate with alkyl bromides. Analogous reaction with alpha,omega-dibromoalkanes instead of alkyl bromides leads to the formation of 3,3'-(alkane-alpha,omega-diyl)di[quinoxalin-2(1H)-ones].
引用
收藏
页码:1098 / 1101
页数:4
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