Patent · US Expired

1-(2'-Ethynyl-phenoxy)-2-hydroxy-3-butylamino-propanes and salts

US4010158A · kind A · utility

3Cited by

2References

3Claims

0Family size

Assignee

Boehringer Ingelheim GmbH · DE

Inventors

Herbert Koppe · Ingelheim am Rhein, DE
Karl Zeile
Werner Kummer · Ingelheim am Rhein, DE
Helmut Stahle
Albrecht Engelhardt

Key dates

Filing date	Jan 18, 1973
Grant date	Mar 1, 1977
Priority date	—
Expiry date	Jan 18, 1993

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K31/135
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Compounds of the formula ##STR1## wherein R is secondary butyl or tertiary butyl, and their non-toxic, pharmacologically acceptable acid addition salts; the compounds as well as their salts are useful as .beta.-adrenergic receptor blocking agents and hypotensives.

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