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:
Mar. 22, 1983
Filed:
Oct. 07, 1981
Applicant:
Inventor:
Charles P Grasso, East Windsor, NJ (US);
Assignee:
American Cyanamid Company, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2604 / ; 2604 / ; 2604 / ; 2604 / ; 2605 / ; 562465 ; 562478 ;
Abstract
A method for the alkylation of certain substituted phenylacetonitriles with alkylhalides in the presence of solid particulated alkali metal hydroxides under essentially anhydrous conditions. Trialkylamine catalysts may optionally be utilized. Compounds obtained by this method, some of which are valuable intermediates in the preparation of pyrethroid pesticides, are described.
Grasso, Charles. (1983). Method for the alkylation of phenylacetonitriles (U.S. Patent No. 4377531). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4377531
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile