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1,6-Bis­(pyridine-4-carbox­amido)­hexane

✍ Scribed by Ding, Cai-Feng ;Zhu, Mei ;Li, Xue-Mei ;Zhang, Shu-Sheng ;Xu, Hong ;Ouyang, Ping-Kai

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

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✦ Synopsis

In the title compound, C 18 H 22 N 4 O 2 , the molecule has a crystallographically imposed centre of symmetry. Intermolecular N-HÁ Á ÁO hydrogen bonds link the molecules into ribbons along the a axis. The crystal packing is further stabilized by weak C-HÁ Á ÁN interactions.

📜 SIMILAR VOLUMES

Triethyl­ammonium di­chloro­[1,2-bis(2-p
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Single-crystal X-ray study T = 298 K Mean '(C±C) = 0.004 A Ê R factor = 0.040 wR factor = 0.120 Data-to-parameter ratio = 16.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

1,6-Bis(phenyl­sulfan­yl)hexa­ne
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The title compound, C 16 H 18 S 2 (or L 6 ), crystallizes with two half-molecules in the asymmetric unit and each independent molecule lies about a crystallographic center of symmetry. The aliphatic segment of this ligand is in an all-trans conformation.

Di­methyl{3-[1-methyl-4-(1-methyl-4-nitr
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✍ Lu, Liping ;Zhu, Miaoli ;Li, Jianfeng ;Yang, Pin 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 299 KB

Single-crystal X-ray study T = 183 K Mean '(C±C) = 0.005 A Ê R factor = 0.068 wR factor = 0.097 Data-to-parameter ratio = 12.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

1,6-Bis(2-aminophenoxy)hexane
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✍ Cai, Jie ;Zhu, Xin-Chen ;Zhang, Yun-Qian ;Zhu, Bi-Xue 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 452 KB
3-(4-Bromo-1H-pyrrole-2-carbox­amido)­pr
3-(4-Bromo-1H-pyrrole-2-carbox­amido)­propanoic acid
✍ Zeng, Xiang-Chao ;Xu, Shi-Hai ;Liu, Po-Run ;Gu, Jian 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 345 KB

The title compound, C 8 H 9 BrN 2 O 3 , was synthesized by condensation of -alanine methyl ester with 4-bromo-2-(trichloroacetyl)pyrrole, followed by saponification and acidification. In the molecule, all bond lengths and angles are normal. The crystal packing is stabilized by intermolecular N-HÁ Á