Patents by Inventor Julien Marquie

Julien Marquie 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).

  • Method for acylation or sulphonylation of an aromatic compound
    Patent number: 6348631
    Abstract: The present invention relates to a process for the acylation or sulphonylation of an aromatic compound. More particularly, the invention relates to a process for the acylation or sulphonylation of an activated or deactivated aromatic compound. The invention is applied to the preparation of aromatic ketones or sulphones. The process for the acylation or sulphonylation of an aromatic compound which consists in reacting at least one aromatic compound with an acylating or sulphonylating agent, in the presence of a Friedel-Crafts catalyst is characterized in that the acylation or sulphonylation reaction is carried out in liquid phase under microwave irradiation.
    Type: Grant
    Filed: November 22, 1999
    Date of Patent: February 19, 2002
    Assignee: Rhodia Chimie
    Inventors: Jean-Roger Desmurs, Jacques Dubac, Andre Laporterie, Christian Laporte, Julien Marquie