Patents by Inventor Congde Huo

Congde Huo 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).

  • ZWITTERIONIC PHOSPHONIUM SALTS
    Publication number: 20110263879
    Abstract: A zwitterionic phosphonium salt of Formula I: wherein n is 0 or 1; R is H or SO3; R? is selected from the group consisting of C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C10 cycloalkyl, phenyl, substituted phenyl, benzyl and C1-C10 alkoxy-carbonyl; R? is CX3 when n is O; and X is selected from the group consisting of F, Cl, Br and I. The zwitterionic phosphonium salts are useful reagents for the preparation of alkenes and acetals from the corresponding aldehyde.
    Type: Application
    Filed: July 29, 2009
    Publication date: October 27, 2011
    Applicant: THE HONG KONG POLYTECHNIC UNIVERSITY
    Inventors: Tak-Hang Chan, Congde Huo, Xun He