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Characterization of 4-(2,3-diphenylcyclopropenylidene)cyclohexa-2,5-dienone. Highly polarized 6,7-diphenyl[3.6]q́uinaren-3-one

✍ Scribed by Kazuko Takahashi; Keiichi Ohnishi; Kahei Takase


Book ID
104242341
Publisher
Elsevier Science
Year
1984
Tongue
French
Weight
256 KB
Volume
25
Category
Article
ISSN
0040-4039

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✦ Synopsis


The

The titZe quinarenone 2 has a pronounced contribution of the dipoZar resonance structure to the ground state, and the three-membered ring of 2 is more diatropic than that of dipkenyZcycZopropenone. its oligomer in solution.


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Synthesis and properties of 5-(2,3-diphe
✍ Kazuko Takahashi; Keiichi Ohnishi; Kahei Takase 📂 Article 📅 1984 🏛 Elsevier Science 🌐 French ⚖ 306 KB

The titZe quinarenone 2 has been prepared and proved that the three-membered ring possesses a larger diatropicity than diphenyZcycZopropenone and the seven-membered ring exists in a cycloheptatriene (not norcaradienel tautomer having a contribution of a homobenzene structure. The rotational barrier