Patent · US Active

Method for producing 2,2-difluoroethylamine derivatives by imine hydrogenation

US8324393B2 · kind B2 · utility

4Cited by

0References

17Claims

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Assignee

BAYER CROPSCIENCE AKTIENGESELLSCHAFT · DE

Inventors

Norbert Lui · Odenthal, DE
Jens-Dietmar Heinrich · Burscheid, DE

Key dates

Filing date	Sep 5, 2008
Grant date	Dec 4, 2012
Priority date	—
Expiry date	Jun 17, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D213/61
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Process for preparing 2,2-difluoroethylamine derivatives, wherein compounds of the general formula (IV) are hydrogenated to the corresponding 2,2-difluoroethylamine derivatives of the general formula (III), where the A radical is as defined in the description:

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