N-(SUBSTITUTED-2-FLUOROPHENYL)-1,2,4-TRIAZOLO-[1,5-A]PYRIMIDINE-2-SULFONANILIDES AND N-(SUBSTITUTED-2-TRIFLUOROMETHYLPHENYL)-1,2,4-TRIAZOLO-[1,5-A]PYRIMIDINE-2-SULFONANILIDES - SYNTHESIS AND HERBICIDAL ACTIVITY

被引:0
|
作者
COSTALES, MJ [1 ]
KLESCHICK, WA [1 ]
GERWICK, BC [1 ]
机构
[1] DOWELANCO,RES LABS,DISCOVERY RES,GREENFIELD,IN 46140
来源
ACS SYMPOSIUM SERIES | 1992年 / 504卷
关键词
D O I
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中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A series of novel 2-fluoro and 2-trifluoromethyl-6-substituted anilines were prepared in a regiospecific manner and reacted with substituted 1,2,4-triazolo[1,5a]pyrimidine-2-sulfonyl chlorides to prepare the title compounds which were evaluated as potential herbicides. Heteroatom directed ortho-lithiation was used to prepare the key aniline intermediates. Details of the synthesis, biological properties and a brief discussion of the structure-activity relationship are presented.
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页码:26 / 33
页数:8
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