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5-Hydr­oxy-4-(4-methyl­benzo­yl)-1,3-diphenyl-1H-pyrazole

✍ Scribed by Liu, Guang-Fei ;Peng, Bang-Hua ;Liu, Lang ;Jia, Dian-Zeng ;Yu, Kai-Bei

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
179 KB
Volume
62
Category
Article
ISSN
1600-5368

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✦ Synopsis

The crystal structure of the title compound, C 23 H 18 N 2 O 2 , contains an intramolecular hydrogen bond that links the ketone and hydroxyl groups.

📜 SIMILAR VOLUMES

Ethyl 3-(2-hydr­oxy-5-methyl­phen­yl)-1H
Ethyl 3-(2-hydr­oxy-5-methyl­phen­yl)-1H-pyrazole-5-carboxyl­ate
✍ Ge, Yan-Qing ;Dong, Wen-Liang ;Xia, Yong ;Wei, Fang ;Zhao, Bao-Xiang 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 92 KB

The non-H atoms of the title molecule, C~13~H~14~N~2~O~3~, are approximately coplanar. The molecules are linked into a two-dimensional network parallel to the __bc__ plane by intermolecular N—H...O, C—H...O and C—H...π interactions.

4-{(2,4-Dichloro­phen­yl)[5-hydr­oxy-1-p
4-{(2,4-Dichloro­phen­yl)[5-hydr­oxy-1-phenyl-3-(tri­fluoro­meth­yl)-1H-pyrazol-4­yl]meth­yl}-1-phenyl-3-(trifluoro­meth­yl)-1H-pyrazol-5-ol monohydrate
✍ Yao, Chang-Sheng ;Yu, Chen-Xia ;Tu, Shu-Jiang ;Wang, Xiang-Shan 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 214 KB

The title compound, C 27 H 16 Cl 2 F 6 N 4 O 2 ÁH 2 O, was obtained by the reaction of 2,4-dichlorobenzaldehyde and 2-phenyl-5trifluoromethyl-2H-pyrazol-3-ol in aqueous media without any catalyst. In the crystal structure, both intra-and intermolecular hydrogen bonds are found.

4-Hydr­oxy-4-methyl-2,6-diphenyl-5,6-dih
4-Hydr­oxy-4-methyl-2,6-diphenyl-5,6-dihydro-4H-1,3-thia­zine
✍ Koketsu, Mamoru ;Ebihara, Masahiro ;Ishihara, Hideharu 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 196 KB

In the title compound, C~17~H~17~NOS, the phenyl ring at position 6 of the thiazine ring is __trans__ to the hydroxy group. The thiazine ring is in a sofa conformation.

1,3-Diphenyl-1H-pyrazol-5-yl 4-chloro­be
1,3-Diphenyl-1H-pyrazol-5-yl 4-chloro­benzoate
✍ Li, Jiang-Sheng ;Duan, Xue-Min ;Huang, Peng-Mian ;Zeng, Tao ;Fan, Mei-Lian 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 249 KB

In the title compound, C 22 H 15 ClN 2 O 2 , the molecular structure is stabilized by intramolecular C-HÁ Á ÁO and C-HÁ Á ÁN hydrogen bonds. Intermolecular C-HÁ Á ÁO hydrogen bonds link the molecules into dimers.