Patents by Inventor Jayachandra Babu

Jayachandra Babu 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 preparation of ganciclovir
    Publication number: 20060142574
    Abstract: The present invention relates to a process for the preparation of N2-Acetyl-9-(1,3-diace-toxy-2-propoxymethyl) guanine, referred to here as N-9 alkylated isomer of structural formula I, and to the use of this compound as an intermediate for the preparation of antiviral compound, ganciclovir.
    Type: Application
    Filed: October 31, 2003
    Publication date: June 29, 2006
    Inventors: Jayachandra Babu, Purna Ray, Chandra Khanduri, Yatendra Kumar
  • Process for the preparation of ganciclovir intermediate n2-acetyl-9-(1,3-diacetoxy-2-propoxymethyl) guanine
    Publication number: 20050176956
    Abstract: The present invention relates to an improved process for the preparation of N2-acetyl-9-(1,3-diacetoxy-2-propoxymethyl)guanine, referred to here as the N-9 alkylated isomer, useful as intermediate for the preparation of antiviral compound, ganciclovir, including addition of a monoacetyl guanine, and optionally, addition of N2-acetyl-9-(1,3-diacetoxy-2-propoxymethyl)guanine, referred to herein as the N-7 alkylated isomer.
    Type: Application
    Filed: October 15, 2002
    Publication date: August 11, 2005
    Inventors: Jayachandra Babu, Purna Chandra Ray, Chandra Khanduri, Yatendra Kumar
  • Process for the preparation of repaglinide
    Publication number: 20050107614
    Abstract: The present invention relates to a cost effective and industrially advantageous process for the preparation of repaglinide.
    Type: Application
    Filed: September 24, 2002
    Publication date: May 19, 2005
    Inventors: Purna Ray, Jayachandra Babu, Mohammad Salman