| 发明名称 |
Processo para a prepara-Æo de aril- beta- dicetonas e aril-pirimidina-cetonas e composto |
| 摘要 |
This invention relates to processes for the preparation of aryl- beta -diketones and aryl-pyrimidine ketones. In addition, this invention relates to the preparation of aryl- beta -triketones and dimethyl aminomethylene beta -diketones, which are useful as crop protection intermediates. |
| 申请公布号 |
BR9711486(A) |
申请公布日期 |
1999.08.24 |
| 申请号 |
BR19979711486 |
申请日期 |
1997.09.12 |
| 申请人 |
ZENECA LIMITED |
发明人 |
RAYMOND ANTHONY FELIX;HSIAO-LING MAO CHIN;DAVID LOUIS LEE;FRANK XAVIER WOOLARD |
| 分类号 |
B01J23/44;B01J31/04;C07B61/00;C07C45/67;C07C49/76;C07C49/80;C07C49/807;C07C49/813;C07C69/738;C07C205/45;C07C225/14;C07D213/50;C07D239/00;C07D239/26;C07D401/06;(IPC1-7):C07C49/00 |
主分类号 |
B01J23/44 |
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