Patents by Inventor Emanuele Ghezzi

Emanuele Ghezzi 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 4-[2-(5-ETHYL-2-PYRIDYL)ETHOXY]NITROBENZENE AND PIOGLITAZONE
    Publication number: 20110046382
    Abstract: A process for the preparation of 4-[2-(5-ethyl-2-pyridyl)ethoxy]nitrobenzene is described, which comprises the step of reacting 2-(5-ethyl-2-pyridyl)ethanol with 1-fluoro-4-nitrobenzene in acetone in the presence of an alkali metal hydroxide. The intermediate 4-[2-(5-ethyl-2-pyridyl)ethoxy]nitrobenzene is used for the preparation of pioglitazone.
    Type: Application
    Filed: April 28, 2008
    Publication date: February 24, 2011
    Applicant: Erregierre S.P.A.
    Inventors: Massimo Ferrari, Marcello Ghezzi, Emanuele Ghezzi