Patent · US Expired

1-Hydroxy-1-[(4'-hydroxy-3'aminosulfonamido)-phenyl]-2-amino-ethanes and salts

US4038314A · kind A · utility

4Cited by

5References

5Claims

0Family size

Assignee

Boehringer Ingelheim GmbH · DE

Inventors

Anton Mentrup · Mainz, DE
Kurt Schromm · Ingelheim am Rhein, DE
Ernst-Otto Renth · Ingelheim am Rhein, DE
Werner Traunecker · Münster-Sarmsheim, DE

Key dates

Filing date	Mar 21, 1974
Grant date	Jul 26, 1977
Priority date	—
Expiry date	Mar 21, 1994

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/55
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen or methyl, and R.sub.2 is phenoxy-(alkyl of 2 to 3 carbon atoms), phenyl-(alkyl of 4 to 5 carbon atoms), hydroxyphenyl-(alkyl of 3 to 5 carbon atoms), or naphthyl-(alkyl of 4 to 5 carbon atoms); And their non-toxic, pharmacologically acceptable acid additions salts; the compounds as well as the salts are useful as dilators of the peripheral blood vessels, as cardiotonics and as broncholytics.

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