One-pot, three-component condensation reaction between (phenylsulfonyl)acetonitrile, aromatic aldehydes, and -naphthol for preparation of 4-(aryl)-3-(phenylsulfonyl)-4H-benzo[h]chromen-2-amine derivatives has been reported. The method involves domino Knoevenagel condensation/Michael addition, and cyclization cascade. The reaction was performed in glycerol, which is a commercially available, inexpensive and non-toxic compound. High purity of the products, very high yields and wide scope of substrates are advantages of this protocol. [GRAPHICS] .
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Prince Sattam Bin Abdulaziz Univ, Coll Sci & Humanities, Dept Chem, Al Khaij 11942, Saudi ArabiaPrince Sattam Bin Abdulaziz Univ, Coll Sci & Humanities, Dept Chem, Al Khaij 11942, Saudi Arabia
Alharthi, Abdulrahman, I
Din, Israf Ud
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Prince Sattam Bin Abdulaziz Univ, Coll Sci & Humanities, Dept Chem, Al Khaij 11942, Saudi ArabiaPrince Sattam Bin Abdulaziz Univ, Coll Sci & Humanities, Dept Chem, Al Khaij 11942, Saudi Arabia
Din, Israf Ud
Ahsan, Mohamed Jawed
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Maharishi Arvind Coll Pharm, Dept Pharmaceut Chem, Jaipur 302039, Rajasthan, IndiaPrince Sattam Bin Abdulaziz Univ, Coll Sci & Humanities, Dept Chem, Al Khaij 11942, Saudi Arabia