Title: Substance having steroid-like structure, process for production thereof and antitumor agents containing same
Application Number: 99803326 Application Date: 1999.02.25
Publication Number: 1291989 Publication Date: 2001.04.18
Approval Pub. Date: 2005.11.23 Granted Pub. Date: 2005.11.23
International Classifi-cation: C07J9/00;A61K35/84
Applicant(s) Name: Hisamitsu Pharmaceutical Co., Inc. Address:
Inventor(s) Name: Pan Tair-Long;Goto Sigeru;Chen Chao-Long
Attorney & Agent: yang hongjun
Abstract:
    This invention relates to a separation method by which a compound having an antitumor effect possessed by Tochukaso can be obtained in a pure state. Further, this invention reveals the chemical structure of the compound having such antitumor effect. Still further, the invention aims at providing an antitumor agent comprising said compound.
Time: 5
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