| 发明名称 |
Process for the preparation of 2-nitrothiophene selectively from thiophene using metal exchanged clay catalysts |
| 摘要 |
The present invention provides an ecofriendly process for the preparation 2-nitrothiophenes selectively from thiophene, using metal exchanged clay catalysts and nitric acid, dispensing with the use of acetic anhydride.
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| 申请公布号 |
US2003181734(A1) |
申请公布日期 |
2003.09.25 |
| 申请号 |
US20020103632 |
申请日期 |
2002.03.20 |
| 申请人 |
CHOUDARY BOYAPATI MANORANJAN;KANTAM MANNEPALLI LAKSHMI;RAMPRASAD KOMPELLA VISHWESHWAR;RANGANATH KALLURI VENKATA SRI |
发明人 |
CHOUDARY BOYAPATI MANORANJAN;KANTAM MANNEPALLI LAKSHMI;RAMPRASAD KOMPELLA VISHWESHWAR;RANGANATH KALLURI VENKATA SRI |
| 分类号 |
C07D333/44;B01J21/16;C07B61/00;C07D333/42;(IPC1-7):C07D333/42 |
主分类号 |
C07D333/44 |
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