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:
Apr. 07, 1992
Filed:
Jul. 22, 1991
Applicant:
Inventors:
John P Dusza, Nanuet, NY (US);
Robert F Church, Cos Cob, CT (US);
Assignee:
American Cyanamid Company, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
548247 ;
Abstract
A novel process for producing .alpha.-[(dialkylamino)substituted-methylene].beta.-oxo-(substituted) propanenitriles of the formula: ##STR1## where R, R.sub.1 and R.sub.2 are defined in the specification by reacting a substituted isoxazole with a diaklyamide dimethylacetal is provided.