| 发明名称 |
VERFAHREN ZUR HERSTELLUNG VON METHYLCOBALAMIN |
| 摘要 |
The present invention provides an industrially excellent and novel process for producing methylcobalamin useful as medicines. Namely, it provides a process for producing methylcobalamin, which comprises the step of methylating cyanocobalamin or hydroxocobalamin in the presence of a reducing agent and a water-soluble methylating agent. |
| 申请公布号 |
DE60026354(T2) |
申请公布日期 |
2006.11.09 |
| 申请号 |
DE2000626354T |
申请日期 |
2000.12.07 |
| 申请人 |
EISAI CO. LTD. |
发明人 |
HISATAKE, YOSHIHIKO;KURODA, HIROSHI |
| 分类号 |
C07H23/00;A61K31/70;C07H1/06 |
主分类号 |
C07H23/00 |
| 代理机构 |
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代理人 |
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