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:
May. 16, 1989
Filed:
Jun. 19, 1987
Applicant:
Inventors:
Joseph F Lamendola, Lawrenceville, NJ (US);
Dhiru Vashi, Princeton Junction, NJ (US);
Robert G Tyson, Prestatyn, GB;
Assignee:
Schering Corporation, Kenilworth, NJ (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
564417 ; 564416 ; 564419 ; 568936 ; 568939 ; 568940 ; 585446 ;
Abstract
This invention relates to a novel process for preparing 3-amino-2-methylbenzotrifluoride from benzotrifluoride. The process comprises nitrating benzotrifluoride to form 3-nitrobenzotrifluoride, reacting this compound with trimethyl sulphoxonium halide to form 3-nitro-2-methylbenzotrifluoride and reducing the nitro group to an amino group.
Lamendola, Joseph. (1989). Synthesis of 3-amino-2-methylbenzotrifluoride (U.S. Patent No. 4831193). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4831193
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile