Patents by Inventor Markus Ansorge

Markus Ansorge 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).

  • Coupling condensation synthesis of heterocycles
    Patent number: 6774229
    Abstract: The invention relates to a process for the preparation of heterocycles, characterised in that the following components: i) a propargyl derivative of the general structural formula I  a wherein Het is an optionally substituted hetero atom and A is a substituted or unsubstituted aromatic entity, a substituted or unsubstituted aromatic heterocycle, a substituted or unsubstituted vinyl arene and/or a derivative thereof, an olefin, an alkyne, an acceptor group or a nitrile; (ii) a compound of the general structural formula II, B—X  II,  wherein B is an electron-deficient substituted or unsubstituted aromatic entity with or without an acceptor group, an electron-deficient substituted or unsubstituted heteroaromatic entity with or without an acceptor group, an electron-deficient olefin and/or alkyne, a metal complex, and X is a leaving group; (iii) a nucleophile of the general structural formula III, Y—Cn—Z  III,  wherein Y and/or Z, each
    Type: Grant
    Filed: May 20, 2002
    Date of Patent: August 10, 2004
    Assignee: Morphochem AG
    Inventors: Thomas Mueller, Markus Ansorge
  • Coupling condensation synthesis of heterocycles
    Publication number: 20030100751
    Abstract: The invention relates to a process for the preparation of heterocycles, characterised in that the following components:
    Type: Application
    Filed: May 20, 2002
    Publication date: May 29, 2003
    Inventors: Thomas Mueller, Markus Ansorge