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. 17, 1984
Filed:
Oct. 26, 1982
Applicant:
Inventors:
Derek W Hills, Welwyn Garden City, GB;
George R White, Harpenden, GB;
Assignee:
Smith Kline & French Laboratories Limited, Welwyn Garden City, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602456 ; 544281 ; 546276 ; 548198 ; 548203 ; 548205 ; 548214 ; 548324 ; 548336 ;
Abstract
This invention relates to a process for preparing imidazolylalkylguanidines, in particular N-[3-(4-imidazolyl)propyl]-N'-[2-(5-methyl-4-imidazolylmethylthio)ethyl]gu anidine (impromidine) which has histamine H.sub.2 -agonist activity, to intermediates for use in this process and to processes for preparing these intermediates.