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Synthesis of (E)-2,4-Dinitro-N-((2E,4E)-4-phenyl-5-(pyrrolidin-1-yl)penta-2,4-dienylidene)aniline
Molbank 2009, 2009(3), M605; doi:10.3390/M605
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1,2 and 1,*
1 Department of Drug and Natural Product Synthesis, Faculty of Life Sciences, University of Vienna, Althanstrasse 14, A-1090 Vienna, Austria 2 Department of Chemistry, Capital Normal University, Xisanhuanbei Road 105, Beijing, 100048, China
* Author to whom correspondence should be addressed.
Received: 3 July 2009 / Accepted: 14 July 2009 / Published: 16 July 2009
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The reaction of 1-phenyl-3-trifluoromethyl-2-pyrazolin-5-one and 2-chlorobenzaldehyde leads to the title compound, which results from addition of a second pyrazolone unit to the primarily formed 1:1 condensation product. Detailed spectroscopic data (1H NMR, 13C NMR, 19F NMR, IR, MS) are presented.
Keywords: 3-trifluoromethyl-2-pyrazolin-5-one; condensation; NMR spectroscopy 3-trifluoromethyl-2-pyrazolin-5-one; condensation; NMR spectroscopy
This is an open access article distributed under the Creative Commons Attribution License (CC BY 3.0).

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Guo, C.; Holzer, W. 4,4’-[(2-Chlorophenyl)methylene]bis[1-phenyl-3-(trifluoromethyl)-1H-pyrazol-5-ol]. Molbank 2009, 2009, M605.

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