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1-Acetyl-5-(4-fluorophenyl)-3-(4-methylphenyl)-2-pyrazoline

✍ Scribed by Guo, Huan-Mei

Publisher: International Union of Crystallography
Year: 2007
Tongue: English
Weight: 598 KB
Volume: 63
Category: Article
ISSN: 1600-5368
DOI: 10.1107/s1600536807038810

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5-(4-Fluorophenyl)-3-(4-methylphenyl)-1-

5-(4-Fluorophenyl)-3-(4-methylphenyl)-1-phenyl-2-pyrazoline

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In the title compound, C 22 H 19 FN 2 , the mean plane of the pyrazoline ring forms dihedral angles of 18.52 (10) with the phenyl ring, 71.69 (10) with the fluorophenyl ring and 4.82 (10) with the p-tolyl ring.

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In the title compound, C 17 H 14 ClFN 2 O, all bond lengths and angles show normal values. The two benzene rings make a dihehral angle of 82.17 (2) . Weak intermolecular C-HÁ Á ÁO hydrogen bonds stabilize the crystal packing.

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1-Acetyl-3-(2,5-dichlorophenyl)-5-(4-flu

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The title compound, C 17 H 13 Cl 2 FN 2 O, was prepared by the reaction of hydrazine and 1-(2,5-dichlorophenyl)-3-(4-fluorophenyl)-2-propenyl-1-ketone. In the molecule, the dihedral angle between the two benzene rings is 66.63 (9) . In the crystal structure, weak intermolecular C-HÁ Á ÁCl hydrogen b

3-(4-Chlorophenyl)-5-(4-fluorophenyl)-1-

3-(4-Chlorophenyl)-5-(4-fluorophenyl)-1-phenyl-2-pyrazoline

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In the title compound, C 21 H 16 ClFN 2 , the pyrazoline ring forms dihedral angles of 14.88 (11) with the phenyl ring, 74.59 ( 11) with the fluorophenyl ring and 7.16 (10) with the chlorophenyl ring.