DOI: 10.1055/s-0036-1589110
© Georg Thieme Verlag Stuttgart · New York

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

Amarsinha Gorepatila, Pratapsinha Gorepatilb, Mahadev Gaikwadc, Dattakumar Mhamaneb, Ajit Phadkuleb, Vilas Ingle*d
  • aDepartment of Chemistry, S. G. R. G. Shinde College, Paranda, Dist-Osmanabad (MH), 413 505, India
  • bDepartment of Chemistry, Sangameshwar College, Solapur (MH), 413 001, India
  • cDepartment of Chemistry, B. P. C. A. S. Angar, Dist- Solapur (MH), 413 214, India
  • dDepartment of Chemistry, S. C. S. College, Omerga, Dist-Osmanabad (MH), 413 606, India   Email:
Further Information

Publication History

Received: 27 July 2017

Accepted after revision: 29 August 2017

Publication Date:
21 September 2017 (eFirst)


A simple, green, and efficient method is introduced for the synthesis of 2-aryl-2,3-dihydroquinolin-4(1H)-ones under mild reaction conditions with improved yields by intramolecular cyclization of o-aminochalcones with zirconyl nitrate [Zn(O)(NO3)2·nH2O] as a water-tolerant Lewis-acid catalyst.