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5-(1H-Indol-3-yl)-1-phenyl­pent-4-ene-1,3-dione

✍ Scribed by Arrieta, Antonio F. ;Mostad, Arvid

Publisher
International Union of Crystallography
Year
2003
Tongue
English
Weight
353 KB
Volume
59
Category
Article
ISSN
1600-5368

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1,5-Di­phenyl­pent-4-ene-1,3-dione
1,5-Di­phenyl­pent-4-ene-1,3-dione
✍ Arrieta, Antonio F. ;Mostad, Arvid 📂 Article 📅 2002 🏛 International Union of Crystallography 🌐 English ⚖ 575 KB

Single-crystal X-ray study T = 152 K Mean '(C±C) = 0.004 A Ê R factor = 0.044 wR factor = 0.141 Data-to-parameter ratio = 7.1 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

Weak hydrogen bonds in 5-(4-methoxy­phen
Weak hydrogen bonds in 5-(4-methoxy­phen­yl)-1-phenyl­pent-4-ene-1,3-dione
✍ Arrieta, Antonio F. ;Mostad., Arvid 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 284 KB

The title molecule, C 18 H 16 O 3 , exists in the enolized form and displays a strong intramolecular hydrogen bond. Except for van der Waals interactions, the intermolecular contacts are dominated by weak hydrogen bonding of the type C-HÁ Á ÁO and aromatic C-HÁ Á Á.

3-(1H-Indol-3-yl)-4-(3,4,5-tri­methoxy­p
3-(1H-Indol-3-yl)-4-(3,4,5-tri­methoxy­phenyl)-2,5-di­hydro-1H-pyrrole-2,5-dione
✍ Peifer, Christian ;Schollmeyer, Dieter ;Dannhardt, Gerd 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 360 KB

The crystal structure of the title compound, C 21 H 18 N 2 O 5 , was determined in order to study the electrocyclic reactivity of 3,4diaryl-1H-pyrrole-2,5-dione derivatives. Intermolecular hydrogen bonds form sheets.