| 发明名称 |
Maytansinoids |
| 摘要 |
Novel maytansinoids of the formula: <IMAGE> wherein X is hydrogen or chlorine, R1 is C2-4 alkyl, R2 is C2-8 alkyl which may be substituted or methyl which is substituted, have antimicrobial, antimitotic and antitumor activities.
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| 申请公布号 |
US4309428(A) |
申请公布日期 |
1982.01.05 |
| 申请号 |
US19800171459 |
申请日期 |
1980.07.23 |
| 申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD. |
发明人 |
MIYASHITA, OSAMU;AKIMOTO, HIROSHI |
| 分类号 |
C07D498/18;(IPC1-7):A61K31/53;C07D498/16 |
主分类号 |
C07D498/18 |
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