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:
Jan. 29, 1980
Filed:
Oct. 19, 1978
Applicant:
Inventor:
Thomas J Walter, Baton Rouge, LA (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
260578 ;
Abstract
Thioalkyl aniline compounds, useful as chemical intermediates, for example in the preparation of anthelmintic, antibacterial and fungicidal benzimidazole compounds, are prepared by reaction of thiocyano aniline compounds with an alcohol in the presence of an alkali metal cyanide and alternatively an alkyl halide together with a dipolar aprotic solvent; an alkyl halide together with a water-immiscible solvent, a phase transfer catalyst, and the use of aqueous alkali metal cyanide; or an alkyl halide, a water-immiscible solvent and a polymer bound phase transfer catalyst.