Patent · US Expired

Process for preparing 4-phenyl-1,3-benzodiazepines

US4409145A · kind A · utility

2Cited by

1References

2Claims

0Family size

Assignee

Hoechst Roussel Pharmaceuticals · US

Inventors

Lawrence L. Martin · Lebanon, US
Manfred Worm · Wiesbaden, DE
Charles A. Crichlow · Stockton, US

Key dates

Filing date	Sep 8, 1981
Grant date	Oct 11, 1983
Priority date	—
Expiry date	Sep 8, 2001

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2602/14
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Novel 4-phenyl-1,3-benzodiazepines, novel intermediates thereof, and methods of preparing same are described. These benzodiazepines are useful as antidepressants, analgetics and anticonvulsants.

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