Patent · US Active

Process for the manufacture of 4-aminobenzoamidine dihydrochloride

US9399616B2 · kind B2 · utility

0Cited by

0References

12Claims

0Family size

Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Weitong Dong · Shanghai, CN
Christian Wolfgang Hemp · Mainz, DE
Xiangle Jin · Shanghai, CN
Jun Lu · East Longmeadow, US
Ulrich Scholz · Bad Hersfeld, DE
Shengmin Su · Shanghai, CN
Wei Xu · Greenbelt, US
Jinsong Yang · Shanghai, CN

Key dates

Filing date	Oct 16, 2013
Grant date	Jul 26, 2016
Priority date	—
Expiry date	Apr 19, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C257/18
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a process for the preparation of 4-aminobenzoamidine (4-AMBA) salts of general formula (I)preferably the salts thereof with hydrochloric or hydrobromic acid, particularly preferred the dichloride salt.

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