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4-Cyano-3-fluoro­phenyl (2E)-3-(3-meth­oxy-4-octyloxyphen­yl)acrylate

✍ Scribed by Xu, Yong-Ji ;Ren, Rui ;Li, Tong-De ;Li, Qiang ;Zhang, Shu-Sheng

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

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✦ Synopsis

In the title compound, C 25 H 28 NO 4 F, the two aromatic rings are almost perpendicular with a dihedral angle of 84.6 (1) . Molecules are linked into dimers by C-HÁ Á ÁO interactions. The packing is further stabilized byinteractions.

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4-Cyano-3-fluoro­phenyl (2E)-3-(4-heptyl
4-Cyano-3-fluoro­phenyl (2E)-3-(4-heptyl­oxyphen­yl)acrylate
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In the title compound, C 23 H 24 FNO 3 , the two benzene rings are inclined to one another by 41.2 (1) . The double bond shows a trans configuration. The crystal packing is stabilized by dipoledipole and van der Waals interactions.

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In the title compound, C 24 H 26 FNO 4 , the two benzene rings are almost perpendicular to one another, with a dihedral angle of 87.7 (1) . Molecules are linked into two-dimensional layers by non-classical intermolecular hydrogen-bonding interactions. The packing is further stabilized byinteractions

N-[4-Cyano-3-(trifluoro­meth­yl)phen­yl]
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✍ Hu, Xiu-Rong ;Wang, Li-Li ;Gu, Jian-Ming 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 201 KB

Single-crystal X-ray study T = 296 K Mean (C-C) = 0.004 A Disorder in main residue R factor = 0.065 wR factor = 0.175 Data-to-parameter ratio = 16.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

N-[4-Cyano-3-(trifluoro­meth­yl)phen­yl]
N-[4-Cyano-3-(trifluoro­meth­yl)phen­yl]-3-(4-fluoro­phenyl­sulfon­yl)-2-hydr­oxy-2-methyl­propionamide
✍ Hu, Xiu-Rong ;Gu, Jian-Ming 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 254 KB

The structure of the title compound, C 18 H 14 F 4 N 2 O 2 S, consists of molecules that pack in a linear hydrogen-bonded chain along the c axis. This hydrogen-bonding arrangement involves the hydroxy group and one of the sulfonyl O atoms.

3-(4-Hydr­oxy-3-meth­oxy-2-nitro­phen­yl
3-(4-Hydr­oxy-3-meth­oxy-2-nitro­phen­yl)acrylic acid
✍ Xia, Chun-Nian ;Hu, Wei-Xiao ;Zhou, Wei 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 86 KB

Single-crystal X-ray study T = 298 K Mean (C-C) = 0.006 A Disorder in main residue R factor = 0.095 wR factor = 0.243 Data-to-parameter ratio = 12.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.