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Zirconyl Nitrate as an Efficient Catalyst for Facile Synthesis of 2-Aryl-2,3-dihydroquinolin-4(1H)-one Derivatives in Aqueous Medium

Amarsinha Gorepatil, Pratapsinha Gorepatil, Mahadev Gaikwad, Dattakumar Mhamane, Ajit Phadkule, Vilas Ingle*

*Department of Chemistry, S. C. S. College, Omerga, Dist-Osmanabad (MH), 413 606, India, Email: inglevilas71yahoo.in

A. Gorepatil, P. Gorepatil, M. Gaikwad, D. Mhamane, A. Phadkule, V. Ingle, Synlett, 2018, 29, 235-237.

DOI: 10.1055/s-0036-1589110 (free Supporting Information)


Abstract

The use of zirconyl nitrate as a water-tolerant Lewis-acid catalyst enables a simple, green, and efficient intramolecular cyclization of o-aminochalcones to provide 2-aryl-2,3-dihydroquinolin-4(1H)-ones under mild reaction conditions with improved yields.

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Key Words

zirconyl nitrate, dihydroquinolinones, aminochalcones,  green chemistry, cyclization, Lewis acids


ID: J60-Y2018