Nano-TiCl4/SiO2: An Efficient and Reusable Catalyst for the Synthesis of Tetrahydrobenzo[a]xanthenes-11-ones

Bi      Bi Fatemeh Mirjalili; Abdolhamid      Bamoniri; Leila      Zamani

doi:10.2174/157017812801264700

Abstract

Tetrahydrobenzo[a]xanthen-11-ones have been synthesized using 50% nano-TiCl₄/SiO₂ as a reusable, inexpensive, and efficient Lewis acid catalyst. Short reaction times, high yields, scale up, and easy work-up are the advantages of this protocol.

Keywords: Heterogeneous catalyst, multi component reaction, Nano-TiCl₄/SiO₂, one-pot reactions, Tetrahydrobenzo [a]xanthen-11-one, solvent free condition, anti -bacterial , anti- inflammatory, ammonium, fluoride

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Letters in Organic Chemistry

Title:Nano-TiCl₄/SiO₂: An Efficient and Reusable Catalyst for the Synthesis of Tetrahydrobenzo[a]xanthenes-11-ones

Volume: 9 Issue: 5

Author(s): Bi Bi Fatemeh Mirjalili, Abdolhamid Bamoniri and Leila Zamani

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Abstract: Tetrahydrobenzo[a]xanthen-11-ones have been synthesized using 50% nano-TiCl₄/SiO₂ as a reusable, inexpensive, and efficient Lewis acid catalyst. Short reaction times, high yields, scale up, and easy work-up are the advantages of this protocol.

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Bi Fatemeh Mirjalili Bi, Bamoniri Abdolhamid and Zamani Leila, Nano-TiCl₄/SiO₂: An Efficient and Reusable Catalyst for the Synthesis of Tetrahydrobenzo[a]xanthenes-11-ones, Letters in Organic Chemistry 2012; 9 (5) . https://dx.doi.org/10.2174/157017812801264700