Patent · US Expired

Dihydro-isoquinoline derivatives, processes for their production, pharmaceutical compositions containing them, and their use in treating asthma

US5177085A · kind A · utility

65Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 12, 1991
Grant dateJan 5, 1993
Priority date
Expiry dateDec 12, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P11/08
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

6,7-Di(C.sub.1-4 alkoxy)-1-[3,5-di(C.sub.1-4 alkoxy)phenyl]-3,4-dihydro-3-hydroxy-methyl-isoquinolines, their physiologically hydrolyzable and -acceptable esters and acid addition salts thereof are novel. The said compounds and esters and pharmaceutically acceptable acid addition salts thereof are useful as pharmaceuticals, e.g. in the treatment of asthma.

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