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.

Date of Patent:
Nov. 24, 2015

Filed:

Oct. 15, 2012
Applicant:

Council of Scientific & Industrial Research, New Delhi, IN;

Inventors:

Dumbala Srinivasa Reddy, Maharashtra, IN;

Kashinath Komirishetty, Maharashtra, IN;

Siva Swaroop Pandrangi, Maharashtra, IN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 231/10 (2006.01); C07D 309/06 (2006.01); C07C 231/12 (2006.01);
U.S. Cl.
CPC ...
C07C 231/10 (2013.01); C07C 231/12 (2013.01); C07D 309/06 (2013.01); C07B 2200/07 (2013.01);
Abstract

The present invention relates to a simple, economical and short synthesis for the class of compounds chemically belonging to amino acrylic acids of general formula I exhibiting both antibacterial and anti-plasmodium (anti-malarial) activity, in good yield and purity. Process for the preparation of said compound comprising heating amine (A) and pantolactone or substituted pantolactone (B) in a solvent selected from cyclohexane, benzene, toluene, xylene, dipheny!ether; anisole, dioxane, etc. at a temperature in the range of 110-150° C. for about 24 hrs followed by further raising the temperature of the mixture to a temperature in the range of 200-230° C. for period in the range of 15 to 25 min followed by cooling the crude reaction mixture to room temperature to obtain compound of general Formula I.


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