CAS 4477-79-6 appears in our catalog under these names: Solvent Red 26, 1-((2,5-Dimethyl-4-(o-tolyldiazenyl)phenyl)diazenyl)naphthalen-2-ol, OIL RED EGN. Offered by: Dr. Ehrenstorfer, Chemat, Sigma-Aldrich, MedChemExpress, Fluorochem. Available pack sizes: 25mg, 1g, 5g, 25g, 100g, 500g, 10 g, 1 g.