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N,N′-Bis(2-pyrid­yl)naphthalene-1,4-carboxamide

✍ Scribed by Jing, Lin-Hai ;Gu, Shao-Jin ;Zhang, Huan-Xia


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

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✦ Synopsis


The title compound, C 22 H 16 N 4 O 2 , crystallizes in an anti C O conformation. The two amide groups are twisted away from the attached ring by 69.94 (6) and 62.99 (7) . The crystal packing is stabilized by N-HÁ Á ÁN and C-HÁ Á ÁO hydrogen bonds, and also by C-HÁ Á Á interactions.


📜 SIMILAR VOLUMES


N,N′-Bis[2-(2-pyrid­yl)eth­yl]dithio­oxa
✍ Cui, Jian-Zhong ;Zhang, Dan ;Pan, Shuo-Wen ;Cheng, Peng ;Liao, Dai-Zheng ;Wang, 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 422 KB

The title compound, C 16 H 18 N 4 S 2 , has a crystallographic inversion centre at the mid-point of the central C-C bond. The plane of the dithiooxamide fragment is approximately perpendicular to the plane of the dimethylene bridge [dihedral angle = 84.8 (1) ], the plane of which is in turn normal t

N,N-Bis(4-chloro­phenyl)-4-(2-naphthalen
✍ Li, Wei ;Liu, Dong-Zhi ;Zhou, Xue-Qin ;Cao, Xiao-Dan 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 141 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.004 A Ê R factor = 0.043 wR factor = 0.104 Data-to-parameter ratio = 13.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

N,N′-Bis[2-(4-pyrid­yl)eth­yl]perylene-3
✍ Hino, Kazuyuki ;Mizuguchi, Jin 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 205 KB

The EPY molecule has a centre of symmetry and the pyridylethyl groups are attached to the perylene-imide skeleton in a trans fashion. The EPY molecules are stacked along the a axis with a slip angle of about 47 .