Patents by Inventor Ambadas Devalankar Dattatray

Ambadas Devalankar Dattatray has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the production of 4-substituted chromanes via gold catalysis
    Patent number: 9102646
    Abstract: Disclosed herein is single step process for the synthesis of 4-aryl substituted chromanes of compound of formula 2 comprising subjecting 3-aryloxy-1-phenylpropan-1-ol of formula 1 to (III) chloride-catalyzed intramolecular Friedel-Crafts reaction to obtain 4-aryl substituted chromanes. The invention further discloses novel 4-substituted Chromane compounds.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: August 11, 2015
    Assignee: Council of Scientific and Industrial Research
    Inventors: Vilasrao Chouthaiwale Pandurang, Ambadas Devalankar Dattatray, Arumugam Sudalai
  • PROCESS FOR THE PRODUCTION OF 4-SUBSTITUTED CHROMANES VIA GOLD CATALYSIS
    Publication number: 20150005514
    Abstract: Disclosed herein is single step process for the synthesis of 4-aryl substituted chromanes of compound of formula 2 comprising subjecting 3-aryloxy-1-phenylpropan-1-ol of formula 1 to gold(III) chloride-catalyzed intramolecular Friedel-Crafts reaction to obtain 4-aryl substituted chromanes. The invention further discloses novel 4-substituted Chromane compounds.
    Type: Application
    Filed: December 17, 2012
    Publication date: January 1, 2015
    Inventors: Vilasrao Chouthaiwale Pandurang, Ambadas Devalankar Dattatray, Arumugam Sudalai