Patent · US Active

General process for the preparation of 6-substituted or 5,6-disubstituted derivatives of 2-amino-isonicotinic acid

US10106506B2 · kind B2 · utility

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13Claims

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Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Weitong Dong · Shanghai, CN
Da Deng · Detroit, US
Yan Fu · Shanghai, CN
Xiangle Jin · Shanghai, CN
Lidong Xing · Shanghai, CN
Jun Yan · Newark, US

Key dates

Filing date	Jul 1, 2016
Grant date	Oct 23, 2018
Priority date	—
Expiry date	Jul 1, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D213/80
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

This invention relates to a novel synthetic method for the preparation of 6-substituted or 5,6-disubstituted derivatives of 2-amino-isonicotinic acid.

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