On the formation of spiro-substituted benzoxetes by phenol oxidation: Preparation and valence isomerization of 3,3′-di- [formula omitted]-butyl-5,5′-ditrityl-2,2′-diphenoquinone
| Autor: | Becker, Hans-Dieter, Gustafsson, Kenneth |
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| Zdroj: | In Tetrahedron Letters 1976 17(52):4883-4886 |
| Databáze: | ScienceDirect |
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