Synthesis method of bifenazate

The invention discloses a synthesis method of bifenazate. The method comprises the six steps including nitration reaction, etherification reaction, reduction reaction, diazonium salt reaction, condensation reaction and Suzuki cross coupling reaction, the reaction time is short, the used raw material...

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Bibliographic Details
Main Authors YU KAI, GUAN DENGSHI, YUE GANG
Format Patent
LanguageEnglish
Published 01.07.2015
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:The invention discloses a synthesis method of bifenazate. The method comprises the six steps including nitration reaction, etherification reaction, reduction reaction, diazonium salt reaction, condensation reaction and Suzuki cross coupling reaction, the reaction time is short, the used raw materials are easily available, the yield is high, and the purity of the prepared bifenazate is 98.7% or above and can meet the needs of bifenazate production. Meanwhile, the preparation method disclosed by the invention is low in cost, capable of creating considerable economic benefits for enterprises, low in three-waste content, and capable of well answering the national call of environmental protection.
Bibliography:Application Number: CN20151187162