Tetrahedron

Anthraquinone and anthrone series—XXII: 3: 4: 9: 10-dibenzopyrene and pentaphene from indanthrene scarlet 4G and Mayvat brilliant red AF

BD Tilak, MK Unni, K Venkataraman

文献索引：Tilak et al. Tetrahedron, 1958 , vol. 3, p. 62,67

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被引用次数: 8

摘要

Mayvat brilliant red AF has been identified as a halogenated derivative of 3: 4: 9: 10- dibenzopyrene-5: 8-quinone (II), the latter being obtained by dehalogenation of Mayvat brilliant red AF or Indanthrene scarlet 4G with Raney nickel, aqueous sodium hydroxide and hydrogen. Reduction of (II) with aluminium tricyclohexoxide gave 3: 4: 9: 10-dibenzopyrene (I), a potent carcinogen, which was isolated by Bonnet and Neukomm from tobacco smoke ...