The synthetic dyestuffs and the intermediate products from which they are derived (1920)
Cain, John Cannell, 1871-1921, Thorpe, Jocelyn Field, 1872- · London : C. Griffin · leaf 158
-> - 2H20 … CO CO CO (4) (5) (Flavanthrene). (2) 1-Aminoanthraquinone (6) is converted through the diazonium salt intothe iodo-derivative, and this is transformed into 1 : 1 or a-dianthraquinonyl (7)by the action of copper powder. Nitration partially converts this substanceinto the dinitro-derivative (8)…
Dyes and dyeing
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