PEG-SO3H as a Catalyst for the Preparation of Bis-Indolyl and Tris-Indolyl Methanes in Aqueous Media |
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| Authors: | V Jhansi Rani K Veena Vani |
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| Institution: | Department of Chemistry , Sri Venkateswara University , Tirupati , India |
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| Abstract: | A facile, efficient, and green synthesis of bis-indolyl and tris-indolyl methanes has been developed by one-pot condensation of indole with structurally diverse aldehydes and ketones in the presence of poly(ethylene glycol)–bound sulfonic acid as catalyst at room temperature. |
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| Keywords: | Aqueous medium green synthesis indoles |
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