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:
Sep. 25, 1990
Filed:
Mar. 02, 1989
Applicant:
Inventors:
Hirotaka Yamasaki, Sodegaura, JP;
Yoshio Hironaka, Sodegaura, JP;
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
558343 ;
Abstract
A process for producing aromatic nitrile, comprising reacting aromatic halide substituted by a nitro group in the ortho position relative to the halogen atom with 0.1 to 0.99 mol of cuprous cyanide and 0.1 to 2.0 mol of alkali cyanide, both being per mol of said aromatic halide, in a polar solvent, the amount of said aprotic solvent being 0.1 to 30 parts by weight per 100 parts by weight of said aromatic halide.
Yamasaki, Hirotaka. (1990). Process for producing aromatic nitrile (U.S. Patent No. 4959487). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4959487
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile