发明名称 |
Method for producing camptothecin derivatives |
摘要 |
The invention offers a method of hydrogenating camptothecin in inert solvent in the presence of nickel catalyst, whereby selective hydrogenation of camptothecin can be very efficiently accomplished using the low-cost catalyst. |
申请公布号 |
US8299251(B2) |
申请公布日期 |
2012.10.30 |
申请号 |
US20090994950 |
申请日期 |
2009.05.22 |
申请人 |
TOYODA ASAKO;NAGAI HAZUKI;WANYOIKE GEORGE NG'ANG'A;SICHUAN XIELI PHARMACEUTICAL CO., LTD.;MICROBIOPHARM JAPAN CO., LTD. |
发明人 |
TOYODA ASAKO;NAGAI HAZUKI;WANYOIKE GEORGE NG'ANG'A |
分类号 |
C07D491/22 |
主分类号 |
C07D491/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|