| 发明名称 |
Process for the preparation of 4,5,6-trichloropyrimidine |
| 摘要 |
New process for the preparation of 4,5,6-trichloropyrimidine, characterized in that a protonated dialkylaminopropionitrile of the general formula I <IMAGE> I in which R is C1-C4-alkyl and an- is an anion is treated with chlorine in an inert solvent in the presence of organic catalysts or PCl3 or PCl5.
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| 申请公布号 |
US5051507(A) |
申请公布日期 |
1991.09.24 |
| 申请号 |
US19900463648 |
申请日期 |
1990.01.11 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
SCHUENDEHUETTE, KARL-HEINZ;BECK, GUNTHER;FINDEISEN, KURT;HENK, HERMANN |
| 分类号 |
B01J27/14;B01J31/02;C07B61/00;C07D239/30 |
主分类号 |
B01J27/14 |
| 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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