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:
Apr. 13, 1982
Filed:
Oct. 03, 1980
Glaxo Group Limited, London, GB;
Abstract
The present invention provides compounds of the general formula (I) ##STR1## and physiologically acceptable salts and bioprecursors thereof in which ##STR2## represents either ##STR3## R.sup.1 represents hydrogen, halogen, C.sub.1-4 alkoxy, hydroxy, alkyl, R.sup.4 CH(OH)--, cyano or R.sup.5 CONH--, R.sup.2 and R.sup.3, which may be the same or different, each represents a straight or branched chain alkyl group or alkenyl group or R.sup.2 and R.sup.3 may, together with the nitrogen atom to which they are attached, form a saturated heterocyclic ring containing from 5 to 7 members which may optionally contain an oxygen atom; R.sup.4 represents hydrogen or alkyl; and R.sup.5 represents hydrogen, alkyl or C.sub.1-4 alkoxy. The compounds have been shown to exhibit H.sub.1 -antagonist activity in standard pharmacological tests.