QUINONE DEHYDROGENATION .3. OXIDATION OF 2,4-DI-T-BUTYLPHENOL

被引:36
作者
BECKER, HD
机构
[1] General Electric Research, Development Center, Schenectady
关键词
D O I
10.1021/jo01257a004
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The oxidation of 2,4-di-t-butylphenol with 2,3-dichloro-5,6-dicyanobenzoquinone (DDQ) in methanol leads to 2-methoxy-4,6,8-tri-t-butyldibenzofuran and a tetra-t-butyl-substituted benzofuranoxepinone. A sequence of one-electron and two-electron transfers to DDQ is proposed for this unusual dehydrogenation reaction. The preparation and isolation of a stable benzofuranoxepinoxy radical is described. © 1969, American Chemical Society. All rights reserved.
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页码:1198 / &
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