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3,5-Di­methyl-1,4,7-tri­phenyl-1H,7H-pyrazolo­[3,4-b:4′,3′-e]­pyridine

✍ Scribed by Low, John Nicolson ;Cobo, Justo ;Portilla, Jaime ;Quiroga, Jairo

Publisher
International Union of Crystallography
Year
2003
Tongue
English
Weight
162 KB
Volume
59
Category
Article
ISSN
1600-5368

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📜 SIMILAR VOLUMES

3,5-Di­methyl-1,7-di­phenyl-4-(2-pyridyl
3,5-Di­methyl-1,7-di­phenyl-4-(2-pyridyl)-1H,7H-pyrazolo­[3,4-b:4′,3′-e]­pyridine
✍ Low, John Nicolson ;Cobo, Justo ;Portilla, Jaime ;Quiroga, Jairo 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 211 KB

Single-crystal X-ray study T = 120 K Mean '(C±C) = 0.002 A Ê R factor = 0.040 wR factor = 0.110 Data-to-parameter ratio = 15.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

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.

4-(4-Fluoro­phen­yl)-3-methyl-6-oxo-1-ph
4-(4-Fluoro­phen­yl)-3-methyl-6-oxo-1-phenyl-4,5,6,7-tetra­hydro-1H-pyrazolo[3,4-b]pyridine-5-carbonitrile
✍ Wang, Jing ;Zhu, Song-Lei 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 78 KB

The title compound, C 20 H 15 FN 4 O, was synthesized by the reaction of 5-amino-3-methyl-1-phenylpyrazole with ethyl 2cyano-3-(4-fluorophenyl)-1-acylate in glycol under microwave irradiation. The tetrahydropyridine ring adopts a distorted envelope conformation. The pyrazole ring forms a dihedral an