Nietzki, Rudolf, 1847-1917, Collin, A., Richardson, W. · London, Gurney & Jackson · leaf 28
e place of the chromophoric C=O groups of the latter. This analogy is especially marked if the constitutional formula of anthraquinone is compared with that of the simplest aromatic azine. CO N N CO Phenazine. Anthraquinone. There are also certain points of resemblance between the azines and…
Dyes and dyeing -- Chemistry · Coal-tar colors
Internet Archive · University of California Libraries · Public domain (published before 1931). Free to use for anything.
