Patents Assigned to Endotherm GmbH
  • Versatile and functionalised intermediates for the synthesis of vitamin D and novel vitamin D derivatives
    Patent number: 9994508
    Abstract: Novel intermediates for the complete synthesis of vitamin D are provided that allow a great versatility of functional groups in the final vitamin derivatives. Vitamin derivatives that are epimeric in position 3 and vitamin derivatives with a wide range of functionalities in position 18, including compounds with isotopic labelling are provided.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: June 12, 2018
    Assignee: Endotherm GmbH
    Inventors: Borja Lopez Perez, Rita Sigueiro Ponte, Miguel A. Maestro Saavedra, Antonio Mourino Mosquera