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:
Jan. 01, 1980
Filed:
May. 04, 1977
Applicant:
Inventors:
Derek H Barton, London, GB;
Robert H Hesse, Cambridge, MA (US);
Assignee:
Research Institute for Medicine and Chemistry Inc., Cambridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
2602 / ; 424244 ; 2603 / ; 544111 ; 544359 ; 544200 ;
Abstract
Novel compounds of general formula ##STR1## (where R.sup.1 and R.sup.2, which may be the same or different, are hydrogen atoms or alkyl groups; and R.sup.3 and R.sup.4, which may be the same or different, represent alkyl groups which may carry substituents, R.sup.4 alternatively representing a hydrogen atom; or R.sup.3 and R.sup.4 together with the intervening N represent a heterocyclic group or an acid-addition salt thereof) are provided, together with a process for their preparation. The new compounds are useful as antidepressants.