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r-2,c-6-Bis(4-chloro­phenyl)-3,5-di­methyl­tetra­hydro­pyran-t-4-ol

✍ Scribed by Krishnamoorthy, Belli Sundaram ;Sarangarajan, Thanjavur Ramabhadran ;Thanikasalam, Kanagasabapathy ;Panchanatheswaran, Krishnaswamy ;Jeyaraman, Ramasubbu

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

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✦ Synopsis

The crystal and molecular structure of the title compound, C 19 H 20 Cl 2 O 2 , reveals a chair conformation for the pyran ring in which the hydroxyl group is axially oriented. All the other substituents occupy equatorial positions. There are two molecules in the asymmetric unit.

📜 SIMILAR VOLUMES

r-2,c-6-Bis(4-chloro­phenyl)-t-3,t-5-di­
r-2,c-6-Bis(4-chloro­phenyl)-t-3,t-5-di­methyl­tetra­hydro­pyran-4-one
✍ Jose Kavitha, Savaridasson ;Sarangarajan, Thanjavur Ramabhadran ;Thanikasalam, K 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 298 KB

Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.004 A Ê R factor = 0.051 wR factor = 0.140 Data-to-parameter ratio = 15.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.

r-2,c-6-Bis(p-tolyl)-t-3,t-5-di­methyl­t
r-2,c-6-Bis(p-tolyl)-t-3,t-5-di­methyl­tetra­hydro­pyran-4-one
✍ Krishnamoorthy, Belli Sundaram ;Sarangarajan, Thanjavur Ramabhadran ;Thanikasala 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 201 KB

The molecular structure of the title compound, C 21 H 24 O 2 , reveals a chair conformation for the pyran ring, in which the methyl and p-tolyl groups occupy equatorial positions. A CÐ HÁ Á Á% interaction is observed between an H atom of the tetrahydropyran ring and one of the aromatic rings.