Patent · US Active

Process for the preparation of pyrazole carboxylic acid amides

US8507694B2 · kind B2 · utility

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0References

8Claims

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Assignee

Syngenta Crop Protection AG · CH

Inventors

Denis Gribkov · Münchwilen, CH
Adrian Müller · Niedersteinebach, DE
Martin Lager · Kreuzlingen, CH
Fanny Giordano · Laufenburg, CH

Key dates

Filing date	Jul 7, 2010
Grant date	Aug 13, 2013
Priority date	—
Expiry date	Jul 7, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2603/66
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a process for the preparation of 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid (9-dichloromethylene-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-yl)-amide.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.