| 发明名称 |
FORFARANDE FOR FRAMSTELLNING AV MAYTANSINOIDER |
| 摘要 |
Maytansinoid compounds are produced by contacting in the presence of a carbodiimide the compound maytansinol <IMAGE> with an acid of the formula: <IMAGE> (II) wherein R is lower alkyl, to yield the desired maytansinoids HAVING THE RESULTANT FORMULA: <IMAGE> (I) wherein R is lower alkyl. |
| 申请公布号 |
SE7811689(A) |
申请公布日期 |
1979.05.15 |
| 申请号 |
SE19780011689 |
申请日期 |
1978.11.13 |
| 申请人 |
* TAKEDA CHEMICAL INDUSTRIES LTD |
发明人 |
N * HASHIMOTO;T * KISHI |
| 分类号 |
C07D498/04;C07D498/18;(IPC1-7):C07D498/08 |
主分类号 |
C07D498/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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