Tetrahedron Letters p. 73 - 76 (1984)
Update date:2022-08-04
Topics:
Takahashi, Kazuko
Ohnishi, Keiichi
Takase, Kahei
The title quinarenone 2 has a pronounced contribution of the dipolar resonance structure to the ground state, and the three-membered ring of 2 is more diatropic than that of diphenylcyclopropenone.The quinarenone 2 exists in equilibrium with its oligomer in solution.The excited state properties of 2 have also been described.
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