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Molbank 2018, 2018(3), M1011;


Department of Chemistry, Sri Dharmasthala Manjunatheshwara College (Autonomous), Ujire-574240, Karnataka, India
Department Studies and Research in Organic Chemistry, Tumkur University, Tumkur-572103, Karnataka, India
Department of Chemistry, Shridevi Post Graduate Centre, Sira Road, Tumkur-52106, Karnataka, India
Author to whom correspondence should be addressed.
Received: 14 July 2018 / Revised: 30 July 2018 / Accepted: 30 July 2018 / Published: 1 August 2018
(This article belongs to the Section Organic Synthesis)
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Vilsmeier–Haack reaction of (E)-1-[1-(3,5-difluorophenyl)ethylidene]-2-phenylhydrazine (1) using dimethyl formamide in excess of phosphorus oxychloride by conventional method, resulted in the synthesis of the title compound 3-(3,5-difluorophenyl)-1-phenyl-1H-pyrazole-4- carbaldehyde (2) in good yield and high purity. Structure characterization of the title compound was done by IR, 1H-NMR, 13C-NMR and HRMS spectral analysis. View Full-Text
Keywords: Vilsmeier–Haack; pyrazole; carbaldehyde Vilsmeier–Haack; pyrazole; carbaldehyde
This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited (CC BY 4.0).

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Kumar, N.; Sreenivasa, S.; Kumar, V.; Mohan, N.R. 3-(3,5-Difluorophenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde. Molbank 2018, 2018, M1011.

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