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:
Nov. 13, 1979
Filed:
Nov. 08, 1976
Applicant:
Inventors:
Nicolae S Bodor, Lawrence, KS (US);
Sun-Shine Yuan, Lawrence, KS (US);
Assignee:
INTERx Research Corporation, Lawrence, KS (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546 16 ; 2602455 ; 548216 ; 548215 ;
Abstract
This invention deals with chemical intermediates having the formula ##STR1## wherein R.sub.1 and R.sub.2 together with the carbon atom to which they are attached form a single hetero atom member selected from the group consisting of a five-to seven-membered heterocycle containing one hetero-N-atom and a N-substituted five-to seven-membered heterocycle containing an hetero-N-atom whose substituent is C.sub.1 -C.sub.2 alkyl. These compounds are useful in the synthesis of compounds having a variety of uses as pharmaceuticals.