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Triclinic form of 2-{5,5-di­methyl-3-[2-(2,4,6-tri­methoxy­phenyl)­vinyl]­cyclo­hex-2-enyl­idene}malono­nitrile

✍ Scribed by Kolev, Tsonko ;Glavcheva, Zornitza ;Yancheva, Denitsa ;Schürmann, Markus ;Kleb, Dirk-Christian ;Preut, Hans ;Bleckmann, Paul

Publisher
International Union of Crystallography
Year
2001
Tongue
English
Weight
193 KB
Volume
57
Category
Article
ISSN
1600-5368

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Monoclinic form of 2-{5,5-di­methyl-3-[2
Monoclinic form of 2-{5,5-di­methyl-3-[2-(2,4,6-tri­methoxy­phenyl)­vinyl]cyclo­hex-2-enyl­idene}malono­nitrile
✍ Kolev, Tsonko ;Glavcheva, Zornitza ;Schürmann, Markus ;Kleb, Dirk-Christian ;Pre 📂 Article 📅 2001 🏛 International Union of Crystallography 🌐 English ⚖ 142 KB

Single-crystal X-ray study T = 291 K Mean '(C±C) = 0.003 A Ê R factor = 0.054 wR factor = 0.136 Data-to-parameter ratio = 14.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

2-{5,5-Di­methyl-3-[2-(2-methoxy­phenyl)
2-{5,5-Di­methyl-3-[2-(2-methoxy­phenyl)­vinyl]­cyclo­hex-2-enyl­idene}malono­nitrile
✍ Kolev, Tsonko ;Glavcheva, Zornitza ;Schürmann, Markus ;Kleb, Dirk-Christian ;Pre 📂 Article 📅 2001 🏛 International Union of Crystallography 🌐 English ⚖ 219 KB

Single-crystal X-ray study T = 291 K Mean '(C±C) = 0.002 A Ê R factor = 0.049 wR factor = 0.125 Data-to-parameter ratio = 18.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

2-{3-[2-(2,4-Di­methoxy­phenyl)­vinyl]-5
2-{3-[2-(2,4-Di­methoxy­phenyl)­vinyl]-5,5-di­methyl­cyclo­hex-2-enyl­idene}malono­nitrile
✍ Kolev, Tsonko ;Schürmann, Markus ;Kleb, Dirk-Christian ;Preut, Hans ;Spiteller, 📂 Article 📅 2002 🏛 International Union of Crystallography 🌐 English ⚖ 174 KB

Single-crystal X-ray study T = 291 K Mean '(C±C) = 0.002 A Ê R factor = 0.041 wR factor = 0.103 Data-to-parameter ratio = 18.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

2-{3-[(E)-(3,4-Di­methoxy­phenyl)­etheny
2-{3-[(E)-(3,4-Di­methoxy­phenyl)­ethenyl]-5,5-di­methyl­cyclo­hex-2-enyl­idene}malono­nitrile
✍ Kolev, Tsonko ;Yancheva, Denitsa ;Shivachev, Boris ;Petrova, Rosica ;Spiteller, 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 276 KB

The molecule of the title compound, C 21 H 22 N 2 O 2 , is nearly planar, except for the C(CH 3 ) 2 group on the cyclohexene ring. Molecules are connected via electrostatic CÁ Á ÁO contacts, forming zigzag pseudo-chains along the c axis.

(1R,2R,5R,6S)-5,6-Bis(4-methoxy­benzyl­o
(1R,2R,5R,6S)-5,6-Bis(4-methoxy­benzyl­oxy­methyl)-2-(methyl­phenyl­amino)­cyclo­hex-3-enyl 4-bromo­benzoate
✍ Lautens, Mark ;Lough, Alan J. ;Fagnou, Keith 📂 Article 📅 2002 🏛 International Union of Crystallography 🌐 English ⚖ 254 KB

Single-crystal X-ray study T = 150 K Mean '(C±C) = 0.009 A Ê R factor = 0.060 wR factor = 0.150 Data-to-parameter ratio = 12.6 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.