Synonym: 1-([4-(Xylylazo)xylyl]azo)-2-naphthol, 1-[2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo]-2-naphthol, Solvent Red 27 CAS Number: 1320-06-5 Empirical Formula (Hill Notation): C26H24N4O Molecular Weight: 408.49 Colour Index Number: 26125 EC Number: 215-295-3...