Patents by Inventor Mushtaq Ahmad Aga

Mushtaq Ahmad Aga 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 optically active N-benzyl-3 hydroxypyrrolidines
    Patent number: 8445700
    Abstract: The present invention relates to a facile, highly efficient and economical process for the preparation of optically active N-benzyl-3-hydroxypyrrolidine in high yield from a naturally occurring alkaloid vasicine. The natural alkaloid vasicine is used as a precursor of (S)—N-benzyl-3-hydroxypyrrolidine and (R)—N-benzyl-3-hydroxypyrrolidines which can easily be sourced from the medicinal plant Adatoda vasica by the method known in the art and transformed to optical isomers (R) and (S)—N-benzyl-3-hydroxypyrrolidine by the method described in the present invention.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: May 21, 2013
    Assignee: Council of Scientific & Industrial Research
    Inventors: Subhash Chandra Taneja, Mushtaq Ahmad Aga, Brijesh Kumar, Vijay Kumar Sethi, Samar Singh Andotra, Ghulam Nabi Qazi
  • PROCESS FOR THE PREPARATION OF OPTICALLY ACTIVE N-BENZYL-3 HYDROXYPYRROLIDINES
    Publication number: 20120101285
    Abstract: The present invention relates to a facile, highly efficient and economical process for the preparation of optically active N-benzyl-3-hydroxypyrrolidine in high yield from a naturally occurring alkaloid vasicine. The natural alkaloid vasicine is used as a precursor of (S)—N-benzyl-3-hydroxypyrrolidine and (R)—N-benzyl-3-hydroxypyrrolidines which can easily be sourced from the medicinal plant Adatoda vasica by the method known in the art and transformed to optical isomers (R) and (S)—N-benzyl-3-hydroxypyrrolidine by the method described in the present invention.
    Type: Application
    Filed: November 24, 2009
    Publication date: April 26, 2012
    Inventors: Subhash Chandra Taneja, Mushtaq Ahmad Aga, Brijesh Kumar, Vijay Kumar Sethi, Samar Singh Andotra, Ghulam Nabi Qazi