Patents Assigned to KOKUSAN CHEMICAL CO., LTD.
  • Selective disulfidation reagent using nitrogen-containing compound and method for producing disulfide-containing compound
    Patent number: 10829512
    Abstract: The present invention provides a means capable of selectively introducing a disulfide bond with respect to two free thiol groups located in a molecule of an organic compound such as a peptide, or the like, in a short time by a simple treatment and also by a chemically stable method. A nitrogen-containing compound represented by Chemical Formula 1 below or a salt thereof: The symbols shown in Chemical Formula 1 are the same as defined in the specification.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: November 10, 2020
    Assignees: Tokyo University of Pharmacy & Life Sciences, Kokusan Chemical Co., Ltd.
    Inventors: Yoshio Hayashi, Akihiro Taguchi, Kentaro Fukumoto
  • NOVEL COMPOUND, PRODUCTION METHOD THEREFOR, AND APPLICATION THEREFOR
    Publication number: 20160304459
    Abstract: [Problems] To provide a novel peptide synthesis technique that is completely different than heretofore, and to provide a novel compound that enables the synthesis/creation of a novel artificial functional protein and the synthesis/creation of a novel functional peptide, as well as a method for producing the same. [Solution] A compound represented by formula (I) or a salt thereof.
    Type: Application
    Filed: October 2, 2014
    Publication date: October 20, 2016
    Applicants: TOKYO UNIVERSITY OF PHARMACY & LIFE SCIENCES, KOKUSAN CHEMICAL CO., LTD.
    Inventors: Yoshio HAYASHI, Akihiro KAJIYAMA, Akihiro TAGUCHI, Kentarou FUKUMOTO