Patent · US Active

Preparation of 1,7′-dimethyl-2′-propyl-2,5′-bi-1H-benzimidazole

US8362269B2 · kind B2 · utility

1Cited by

2References

11Claims

0Family size

Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Richard Ehlenz · Bad Kreuznach, DE
Oliver Meyer · Ingelheim am Rhein, DE
Hartmut Schmidt · Bockenau, DE

Key dates

Filing date	Apr 29, 2009
Grant date	Jan 29, 2013
Priority date	—
Expiry date	May 8, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D235/18
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a process for preparing 1,7′-dimethyl-2′-propyl-2,5′-bi-1H-benzimidazole of formula (I)

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