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.

Date of Patent:
Jun. 08, 1982

Filed:

Jan. 19, 1981
Applicant:
Inventor:

Barrie C Cantello, Redhill, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07C / ; C07D / ;
U.S. Cl.
CPC ...
424246 ; 564238 ; 564239 ; 4242484 ; 564240 ; 548532 ; 42424858 ; 424250 ; 424251 ; 424267 ; 424270 ; 424272 ; 4242 / ; 424274 ; 424326 ; 544-3 ; 544 53 ; 544 59 ; 544 63 ; 544 88 ; 544162 ; 544165 ; 544224 ; 544242 ; 544335 ; 544402 ; 546231 ; 546246 ; 548146 ; 548214 ; 548215 ; 548240 ; 548300 ; 548356 ; 548569 ; 548531 ;
Abstract

A compound of formula (II) or a pharmaceutically acceptable acid addition salt thereof ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are the same or different and each represents C.sub.1-6 alkyl; R.sup.5 represents hydrogen or C.sub.1-6 alkyl; R.sup.6 represents C.sub.1-6 alkyl, phenyl optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl, and C.sub.1-6 alkoxy; or benzyl optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl and C.sub.1-6 alkoxy; or R.sup.5 and R.sup.6 together represent the remaining members of a 5- or 6-membered ring optionally containing an oxygen, sulphur or additional nitrogen atom and being optionally substituted with C.sub.1-6 alkyl, carboxy or C.sub.1-6 alkoxycarbonyl; and R.sup.7 represents C.sub.1-6 alkyl, phenyl optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl and C.sub.1-6 alkoxy; or benzyl optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl and C.sub.1-6 alkoxy, has useful hypoglycaemic activity.


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