Heteropolyacid : An efficient and eco-friendly catalyst for the synthesis of 14 -aryl -14H -dibenzo[a,j]xanthene
A simple and efficient catalytic procedure for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthene is reported. Tungsten heteropoly acid catalysts are used both in bulk or supported on silica gel under solvent-free conditions at 100 deg C. Good yields and short reaction time are advantages of this new...
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Veröffentlicht in: | Applied catalysis. A, General General, 2007-04, Vol.323, p.242-245 |
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Hauptverfasser: | , , |
Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | A simple and efficient catalytic procedure for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthene is reported. Tungsten heteropoly acid catalysts are used both in bulk or supported on silica gel under solvent-free conditions at 100 deg C. Good yields and short reaction time are advantages of this new method. |
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ISSN: | 0926-860X 1873-3875 |
DOI: | 10.1016/j.apcata.2007.02.016 |