The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 26, 1989
Filed:
Jul. 11, 1988
Rotta Research Laboratorium S.p.A., Milan, IT;
Abstract
N-acylated derivatives of L-tryptophan of general formula (I), ##STR1## in which R is selected from the group consisting of: (a) a phenyl group, mono-substituted or di-substituted in the meta and para positions with halogens, linear or branched alkyl groups containing from 1 to 9 carbon atoms, the cyano group or the trifluoromethyl group, (b) a benzyloxy group, mono-substituted or di-substituted in the meta and para position with substituents selected from those indicated at (a), and (c) a benzydryloxy group. The derivatives are used in therapy, particularly for human pain relief, in the treatment of pathological conditions of the central nervous system and of pathological intestinal conditions.