Archiv der Pharmazie p. 323 - 329 (1993)
Update date:2022-08-03
Topics:
Hanefeld
Hunz
In the presence of 2,3-dichloro-5,6-dicyano-benzoquinone (DDQ) indazoles and benzotriazoles react with compounds forming stabilized carbenium ions like cycloheptatriene, di- and triphenylmethane, fluorene, xanthene and thioxanthene, yielding C-N-coupled products.
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Doi:10.1021/acs.orglett.0c03774
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