Patents Assigned to Javier Garcia de Lama
  • Process for the preparation of substituted 4H-pyran-4-ones
    Patent number: 4214963
    Abstract: A process for the preparation of a substituted 4H-pyran-4-one is described which consists of reacting a substituted 2,3-dihydro-4H-pyran-4-one with N-bromosuccinimide in the presence of light.
    Type: Grant
    Filed: November 27, 1978
    Date of Patent: July 29, 1980
    Assignee: Javier Garcia de Lama
    Inventors: Jose R. Blanco, Aurelio O. Venero