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11-(4-Bromo­phenyl)-10-methyl-8-phenyl-6,8-di­hydro-5H-benzo­[f]­pyrazolo­[3,4-b]­quinoline

✍ Scribed by Serrano, Hugo ;Quiroga, Jairo ;Cobo, Justo ;Low, John N. ;Glidewell, Christopher

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

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✦ Synopsis

The title compound, C 27 H 20 BrN 3 , is isostructural with the chloro analogue: the molecules are linked by two independent C-HÁ Á Á(arene) hydrogen bonds into chains of edge-fused rings.

📜 SIMILAR VOLUMES

5-(Benzo­[1,3]­dioxol-5-yl)-7-(4-chloro­
5-(Benzo­[1,3]­dioxol-5-yl)-7-(4-chloro­phenyl)-3-methyl-1-phenyl-1,6,7,8-tetra­hydro­pyrazolo­[3,4-b][1,4]­diazepine
✍ Low, John Nicolson ;Cobo, Justo ;Nogueras, Manuel ;Sánchez, Adolfo ;Insuasty, Br 📂 Article 📅 2002 🏛 International Union of Crystallography 🌐 English ⚖ 263 KB

Single-crystal X-ray study T = 120 K Mean '(C±C) = 0.003 A Ê R factor = 0.056 wR factor = 0.150 Data-to-parameter ratio = 16.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

8a,13b-cis-8,8,13-Tri­methyl-11-phenyl-8
8a,13b-cis-8,8,13-Tri­methyl-11-phenyl-8,8a,9,13b-tetra­hydro­pyrazolo­[3′′,4′′-b′]­thia­pyrano­[5′,4′:3,4]­pyrano­[5,6-c]­coumarin
✍ Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Rao, S. Narasinga ;Jayashankara 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 182 KB

In the title compound, C 25 H 22 N 2 O 3 S, the dihydropyran ring adopts a half-chair conformation and the dihydrothiapyran ring adopts a sofa conformation.

3,7,7-Tri­methyl-1-phenyl-1,6,7,8-tetrah
3,7,7-Tri­methyl-1-phenyl-1,6,7,8-tetrahydro-5H-pyrazolo­[3,4-b]­quinolin-5-one
✍ Low, John Nicolson ;Mera, Jaime ;Quiroga, Jairo ;Cobo, Justo 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 488 KB

The title compound, C 19 H 19 N 3 O, crystallizes in the space group P1, with Z H = 2. Weak CÐHÁ Á ÁN, CÐHÁ Á ÁO and CÐ HÁ Á Á% interactions link the molecules into ribbons.