Patent · US Active

Preparation of N-[(6-chloropyridin-3-yl)methyl]-2,2-difluoroethan-1-amine by alkylation of 2,2-difluoroethylamine

US9890120B2 · kind B2 · utility

0Cited by

7References

5Claims

0Family size

Assignee

BAYER CROPSCIENCE AKTIENGESELLSCHAFT · DE

Inventors

Wahed Ahmed Moradi · Monheim, DE
Guenter Schlegel · Leverkusen, DE
Albert Schnatterer · Leverkusen, DE

Key dates

Filing date	Mar 18, 2015
Grant date	Feb 13, 2018
Priority date	—
Expiry date	Mar 19, 2035

Classification

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

Abstract

A process for preparing N-[(6-chloropyridin-3-yl)methyl]-2,2-difluoroethan-1-amine of formula (III) wherein 2,2-difluoroethylamine of formula (I) is reacted with a halide of formula (II) in the presence of a hydroxide of an alkali metal or alkaline earth metal.

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