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Ethyl 1-[6-(dimethyl­amino)pyridazin-3-yl]-5-methyl-1H-pyrazole-4-carboxyl­ate

✍ Scribed by Hu, Fang-Zhong ;Zhang, Gui-Feng ;Zhu, You-Quan ;Yang, Hua-Zheng

Publisher
International Union of Crystallography
Year
2006
Tongue
English
Weight
113 KB
Volume
62
Category
Article
ISSN
1600-5368

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✦ Synopsis

In the title compound, C 13 H 17 N 5 O 2 , the dihedral angle angle between the pyrazole and pyridazine rings is 14.44 (8) . The molecules are linked into a chain along the b axis by C-HÁ Á ÁO hydrogen bonds.

📜 SIMILAR VOLUMES

Ethyl 3-methyl-1-(3-methyl­benzoyl)-5-(m
Ethyl 3-methyl-1-(3-methyl­benzoyl)-5-(methyl­sulfanyl)-1H-pyrazole-4-carboxyl­ate
✍ Wen, Li-Rong ;Zhao, Gui-Long ;Li, Ming ;Li, Xue-Mei ;Zhang, Shu-Sheng ;Ouyang, P 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 167 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.043 wR factor = 0.109 Data-to-parameter ratio = 13.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

Ethyl 1-[(6-chloro­pyridin-3-yl)meth­yl]
Ethyl 1-[(6-chloro­pyridin-3-yl)meth­yl]-3-phenyl-1H-pyrazole-5-carboxyl­ate
✍ Xia, Yong ;Ding, Xiao-Ling ;Ge, Yan-Qing ;Liu, Lian-Dong ;Zhao, Bao-Xiang 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 107 KB

In the title compound, C 18 H 16 ClN 3 O 2 , the dihedral angles made by the pyrazole ring with the pyridine and phenyl rings are 82.43 (2) and 8.16 (3) , respectively. The crystal packing is stabilized mainly by van der Waals forces.

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.