Patents Examined by Jane C. Osweck
  • Method of producing (+) 2-azabicyclo{2.2.1}hept-5-en-3-one
    Patent number: 5847157
    Abstract: The present invention relates to a simplified method of producing .+-.2-azabicyclo?2.2.1!hept-5-en-3-one from cyclopentadiene and sulfocyanides by reacting cyclopentadiene with sulfonylcyanides without the use of organic solvents.
    Type: Grant
    Filed: June 25, 1997
    Date of Patent: December 8, 1998
    Assignee: Degussa Aktiengesellschaft
    Inventors: Frank Romanowski, Kurt Vroman, Rudolf Vanheertum