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5-Chloro-3-methyl-1-phenyl-1H-pyrazole-4-carb­aldehyde: sheets built from C—H·O and C—H·π(arene) hydrogen bonds

✍ Scribed by Trilleras, Jorge ;Quiroga, Jairo ;Cobo, Justo ;Low, John N. ;Glidewell, Christopher

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
360 KB
Volume
61
Category
Article
ISSN
1600-5368

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✦ Synopsis

Molecules of the title compound, C 11 H 9 ClN 2 O, are linked into sheets by a combination of one C-HÁ Á ÁO hydrogen bond and one C-HÁ Á Á(arene) hydrogen bond.

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4-(4-Fluoro­phen­yl)-3-methyl-1-phenyl­i
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✍ Cobo, Debora ;Quiroga, Jairo ;Cobo, Justo ;Low, John N. ;Glidewell, Christopher 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 288 KB

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Single-crystal X-ray study T = 120 K Mean '(C±C) = 0.003 A Ê Disorder in main residue R factor = 0.055 wR factor = 0.144 Data-to-parameter ratio = 12.8 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

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✍ Low, John N. ;Cobo, Justo ;Ortíz, Angy ;Cuervo, Paola ;Abonia, Rodrigo ;Glidewel 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 303 KB

Molecules of the title compound, C 18 H 14 N 2 O 6 , are linked into chains by a combination of one CÐHÁ Á ÁO and one CÐ HÁ Á Á%(arene) hydrogen bond, augmented by a dipolar carbonyl±carbonyl interaction.