Patents by Inventor Uma S. Singh

Uma S. Singh 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).

  • Efficient and stereoselective synthesis of 2?-fluoro-6?-methylene-carbocyclic adenosine (FMCA)
    Patent number: 9334273
    Abstract: The invention provides a new convergent approach for the synthesis of 2?-fluoro-6?-methylene-carbocyclic adenosine (FMCA) from a readily available starting material (Vince lactam) in fourteen steps. An efficient and practical methodology for stereospecific preparation of a versatile carbocyclic key intermediate, D-2?-fluoro-6?-methylene cyclopentanol by diazotization, elimination, stereoselective epoxidation, fluorination and oxidative reduction of the Vince lactam in twelve steps is also provided.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: May 10, 2016
    Assignee: UNIVERSITY OF GEORGIA RESEARCH FOUNDATION, INC.
    Inventors: David C. K. Chu, Uma S. Singh