SYNTHESIS AND PROPERTIES OF 2-(3,5-DI-TERT-BUTYL-4-HYDROXYPHENYL)-5-NITROINDAZOLE

被引:3
作者
UKHIN, LY [1 ]
ORLOVA, GI [1 ]
LINDEMAN, SV [1 ]
KHRUSTALYOV, VN [1 ]
STRUCHKOV, YT [1 ]
PROKOFEV, AI [1 ]
机构
[1] AN NESMEYANOV ORGANOELEMENT CPDS INST,MOSCOW 117813,RUSSIA
关键词
AZIDE; AZOMETHINE; INDAZOLE; STERICALLY HINDERED PHENOL; ANTIOXIDANT; PHENOXYL RADICAL;
D O I
10.1007/BF01558073
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
N-(2-Azido-5-nitrobenzylidene)-3,5-di-tert-butyl-4-hydroxyaniline (3a) and N-(2-azido-5-nitrobenzilidene)aniline (3b), when heated in dimethylformamide yielded 2-(3,5-di-tert-butyl-4-hydroxyphenyl)-5-nitroindazole (4a) and 2-phenyl-5-nitroindazole (4b), respectively. The structure of 4b was confirmed by X-ray analysis. A stable phenoxyl radical was shown to originate from the oxidation of 4a with lead (Iv) dioxide.
引用
收藏
页码:1034 / 1036
页数:3
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