Patent · US Expired

Amides of pyrrolidinoethylamine which can be used in treatment of coughs

US4122199A · kind A · utility

3Cited by
6References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 1976
Grant dateOct 24, 1978
Priority date
Expiry dateAug 16, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D311/84
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New chemical compounds, which are pyrrolidinoethylamine amides, in the form of free bases and salts thereof, which are useful as antitussives, pharmaceutical compositions thereof, and method of treating therewith. In the form of their salts, the compounds have the formula: ##STR1## wherein ##STR2## is an acyl radical of a phenylacetic, 60 -phenyl-.alpha.-(1 to 5 C atoms) acetic, (1 to 5 C atoms) diphenylacetic, benzilic, diphenyl-.alpha.-chloroacetic, .alpha.-lower-alkoxy-.alpha.,.alpha.-diphenylacetic, 3-coumarincarboxylic, 9-xanthenecarboxylic, phenoxyacetic, phenoxyisobutyric, halophenoxyisobutyric, or 9-flourene carboxylic acid, and wherein R'H represents an inorganic or organic acid. Medicaments containing these active principles may be used, inter alia, in the treatment of coughs and respiratory complaints.

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