Patents Assigned to S. Murao
  • Suidatrestin and production thereof
    Patent number: 5354685
    Abstract: A novel trehalase inhibitor having the following physicochemical properties:(1) Activity: a specific inhibitory activity to trehalase;(2) Form: white powder, water-soluble;(3) Somogy-Nelson test: negative(4) Rydon-Smith test: positive(5) Optical rotation [.alpha.].sub.D.sup.23 : 113.8.degree. (C, 0.1 H.sub.2 O)(6) Molecular weight: 335 ([M+H].sup.+ =336)(7) Ultraviolet absorption spectrum: 258.5 nm (max.)(8) .sup.13 C-NMR(ppm): 28.9, 41.0, 56.9, 58.4, 64.3, 65.0, 71.3, 74.0, 75.2, 75.8, 76.0, 77.1, 123.0, 144.
    Type: Grant
    Filed: March 29, 1993
    Date of Patent: October 11, 1994
    Assignee: S. Murao
    Inventors: Sawao Murao, Takashi Shin, Kyoichi Sugawa, Amachi Teruo