Patents Assigned to Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai (Microbial Chemistry Research Foundation)
  • 23-C-Substituted mycaminosyl tylonolide, pharmaceutical compositions and method of use
    Patent number: 4576931
    Abstract: Novel 23-C-substituted mycaminosyl tylonolide of the general formula (I) ##STR1## wherein R.sup.1 represents a lower alkyl group, an aryl group, a lower alkenyl group or a lower alkynyl group, R.sup.2 represents a hydrogen atom or a hydroxyl group.These compounds have excellent antibacterial activities.
    Type: Grant
    Filed: April 3, 1985
    Date of Patent: March 18, 1986
    Assignee: Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai (Microbial Chemistry Research Foundation)
    Inventors: Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Akihiro Tanaka, Shuichi Sakamoto