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:
Aug. 03, 1999
Filed:
Jun. 30, 1998
Applicant:
Inventors:
Russell G Dushin, Putnam, NY (US);
Eugene J Trybulski, Princeton Junction, NJ (US);
Assignee:
American Home Products Corporation, Madison, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
548540 ; 548950 ; 548964 ; 548967 ; 548579 ; 546208 ; 546246 ; 544162 ;
Abstract
This invention concerns the use of a hydroxylic solvent in the preparation of enaminones from the corresponding amine N-oxides or propargylic amines via the general process outlined below: ##STR1##