Homocoupling of Halotropones Promoted by Bis(1,5-cyclooctadiene) Nickel in the Presence of Tris(1-pyrazolyl)methane: An Easy Route to [Bi-1,3,5-cycloheptatrien-1-yl]-7,7′-diones

Autor: Marino Cavazza, Tiziana Funaioli
Rok vydání: 2009
Předmět:
Zdroj: Synthetic Communications. 39:1592-1600
ISSN: 1532-2432
0039-7911
Popis: An efficient homocoupling of 2-halotropones, to afford 2,2′-bitropones, occurs in toluene at rt in the presence of stoichiometric amounts of [Ni(cod)2] and tris(1-pyrazolyl)methane ligand, in a 1:1 molar ratio. This methodology was extended to aryl halides.
Databáze: OpenAIRE
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