| 发明名称 |
Process for the preparation of nicotinic acid. |
| 摘要 |
In the direct oxidation of beta -picoline to nicotinic acid, product yield is increased by the separate addition of the beta -picoline and water to the catalyst bed filled with a catalyst comprising a TiO2 carrier which contains vanadium. |
| 申请公布号 |
ZA9905597(B) |
申请公布日期 |
2001.01.02 |
| 申请号 |
ZA19990005597 |
申请日期 |
1999.08.31 |
| 申请人 |
DEGUSSA-HUELS AKTIENGESELLSCHAFT |
发明人 |
DIETER HEINZ;WOLFGANG HOELDERICH;STEFFEN KRILL;WOLFGANG BOECK;KLAUS HUTHMACHER |
| 分类号 |
C07D213/79;C07D213/80;C07D213/803;C07D213/807 |
主分类号 |
C07D213/79 |
| 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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