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rac-5-Acetyl-6-(4-nitro­phenyl)-6,7-di­hydro-5H-1,3-dioxolo­[4,5-g]­quinoline-8-one: chains of rings built from C—H⃛O and C—H⃛π(arene) hydrogen bonds

✍ Scribed by Low, John N. ;Cobo, Justo ;Ortíz, Angy ;Cuervo, Paola ;Abonia, Rodrigo ;Glidewell, Christopher

Publisher
International Union of Crystallography
Year
2004
Tongue
English
Weight
303 KB
Volume
60
Category
Article
ISSN
1600-5368

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✦ Synopsis

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.

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✍ Low, John N. ;Cobo, Justo ;Mera, Jaime ;Quiroga, Jairo ;Glidewell, Christopher 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 278 KB

Molecules of the title compound, C 22 H 24 ClN 3 O, are linked by two pairs of CÐHÁ Á Á%(arene) hydrogen bonds into centrosymmetric dimers.

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4-(4-Fluoro­phen­yl)-3-methyl-1-phenyl­indeno[1,2-b]pyrazolo[4,3-e]pyridin-5(1H)-one: sheets built from C—H⋯N, C—H⋯O and C—H⋯π(arene) hydrogen bonds
✍ Cobo, Debora ;Quiroga, Jairo ;Cobo, Justo ;Low, John N. ;Glidewell, Christopher 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 288 KB

The molecules of the title compound, C 26 H 16 FN 3 O, are linked into chains of edge-fused rings by a combination of C-HÁ Á ÁN and C-HÁ Á ÁO hydrogen bonds, and these chains are linked into sheets by a single C-HÁ Á Á(arene) hydrogen bond.