Unsymmetrisch substituierte 1,5-Diphenyl-2,4-diacylamidopentan-1, 5-dione
✍ Scribed by V. Hach; J. Kolinský
- Book ID
- 104605843
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2010
- Weight
- 261 KB
- Volume
- 5
- Category
- Article
- ISSN
- 0044-2402
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📜 SIMILAR VOLUMES
The title compund, C 22 H 19 NO 2 , was synthesized by the reaction of pyridine-2-carbaldehyde with acetophenone and NaOH. The bond lengths and angles show normal values. The crystal packing exhibits no significantly short intermolecular contacts.
## Abstract Die Cyclopentadienone **2** sind durch Ringverengung substituierter 5‐Brom‐cyclohexen‐(2)‐dione‐(1.4) (**1**) in Acetanhydrid zugänglich. Die tiefroten Verbindungen **2b** und **c** lassen sich in Gegenwart organischer Basen in die gelben Tautomeren **6a** und **b** überführen. Die Stru
1997 structure structure (organic substances) K 9000 38 -036 trans-3,5-Diphenyl-1,4,2,6-oxathiadiphosphorinane-3,5-dione. -X-Ray structure determination of title compound (I) reveals trans disposition of the phenyl substituents and distorted chair conformation of the heterocycle.