Patents Assigned to Roowin S.A.
  • Vinca-alkaloid derivatives and preparation method
    Patent number: 6365735
    Abstract: The invention concerns a novel method for preparing vinca-alkaloids by reacting a catharantine-type product and a vindoline-type product, characterized in that it consists in selecting the reaction conditions such that the product is oxidized.
    Type: Grant
    Filed: January 8, 2001
    Date of Patent: April 2, 2002
    Assignee: Roowin S.A.
    Inventor: Patrice Rool