Process for the preparation of 2-nitrothiophene selectively from thiophene using metal exchanged clay catalysts

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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Bibliographische Detailangaben
Hauptverfasser:	RANGANATH KALLURI VENKATA SRI, KANTAM MANNEPALLI LAKSHMI, CHOUDARY BOYAPATI MANORANJAN, RAMPRASAD KOMPELLA VISHWESHWAR
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS THEREFOR CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	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.