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:
Jul. 04, 2000
Filed:
Apr. 13, 1998
Applicant:
Inventors:
Alberto Stampa, Barcelona, ES;
Pelayo Camps, Barcelona, ES;
Gloria Rodriguez, Girona, ES;
Jordi Bosch, Girona, ES;
Maria del Onrubia, Barcelona, ES;
Assignee:
Medichem, S.A., Barcelona, ES;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546 93 ;
Abstract
The process consists of the reductive coupling between the compounds: 8-chloro-5,6-dihydrobenzo[5,6]cyclohepta[1,2-b]pyridin-11-one (formula VII) ##STR1## and ethyl 4-oxopiperidine-1-carboxylate (formula IV) ##STR2## through the action of low-valent titanium species.