Patent · US Active

Process for the manufacture of 4-aminobenzoamidine dihydrochloride

US10280133B2 · kind B2 · utility

0Cited by

1References

1Claims

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	Jul 6, 2018
Grant date	May 7, 2019
Priority date	—
Expiry date	Jul 6, 2038

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.