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:
May. 06, 1980
Filed:
Jun. 23, 1978
Applicant:
Inventors:
Assignee:
Lipha Lyonnaise Industrielle Pharmaceutique, Lyons, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424256 ; 542404 ; 546 48 ; 546 63 ; 546216 ; 546221 ;
Abstract
Substituted hexahydro benzopyrano [3,2-c] pyridines, useful as antidepressants, have the formula ##STR1## where R is hydrogen or a saturated or unsaturated, linear or branched, lower alkyl, or an aralkyl, acyl, dialkylaminoalkyl, carbonylalkyl, alkoxycarbonyl, haloalkoxycarbonyl or aryl radical; R.sub.1 is hydrogen, halogen, or lower alkoxy; R.sub.2 is hydrogen or halogen; R.sub.3 is hydrogen, halogen, lower alkyl, alkoxy nitro or amino, or forms naphthalene with R.sub.4 and the benzene ring; R.sub.4 is hydrogen, a halogen, or forms naphthalene with R.sub.3 and the benzene ring; R.sub.5 is hydrogen, lower alkyl, or aralkyl.