logo

For the Inventor, By the Inventor

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.:

US 4375545 B1

PDFFull Text
Date of Patent:
Mar. 01, 1983

Filed:

Jun. 22, 1981

Process for the synthesis of the nicotinyl ester of 6-aminonicotinic acid

Applicant:
Inventors:

Paul L Warner, Jr, Clarence, NY (US);

Edward J Luber, Jr, Buffalo, NY (US);

William A Somerville, Buffalo, NY (US);

F Christopher Zusi, Williamsville, NY (US);

Assignee:

Westwood Pharmaceuticals, Inc., Buffalo, NY (US);

Attorney:

Simon; Morton S.

Primary Examiner:

Henry R Jiles

Assistant Examiner:

Robert C Whittenbaugh

Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546263 ;
Abstract

6-Aminonicotinic acid is reacted with an alkali carbonate selected from the group consisting of sodium carbonate and potassium carbonate. The reaction is carried out at elevated temperature and in dimethylformamide. The 6-aminonicotinic acid alkali salt so produced is reacted with 3-chloromethylpyridine hydrochloride. The reaction is carried out at elevated temperature and in dimethylformamide. The desired nicotinyl ester is thus produced.

Find Patent Forward Citations

Warner, Jr, Paul. (1983). Process for the synthesis of the nicotinyl ester of 6-aminonicotinic acid (U.S. Patent No. 4375545). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4375545

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…