C.I.11330;Solvent Brown 2;Einecs 228-856-2;C.I.Solvent Brown 2;C.I.Solvent Brown 2:C.I.11330;4-methyl-6-(naphthylazo)benzene-1,3-diamine;4-methyl-6-[1]naphthylazo-m-phenylenediamine;1,3-Benzenediamine, 4-methyl-6-(1-naphthalenylazo)-;4-Methyl-6-[(naphthalen-1-yl)azo]-1,3-benzenediamine;1,3-Benzenediamine, 4-methyl-6-[2-(1-naphthalenyl)diazenyl]-
Naphthalen-1-amine diazotization, and 4-Methylbenzene-1,3-diamine coupling.
Properties and Applications
red orange and brown. From benzene in crystallization out products for red brown crystallization, melting point 148 ℃. Soluble in ethanol, acetone and benzene. In concentrated sulfuric acid to yellow, dilution after bright yellow; In concentrated sodium hydroxide solution insoluble. Dye alcohol solution to join dilute hydrochloric acid for brown light red; Join dilute sodium hydroxide solution for brown light yellow. Used for oil, paraffin wax, printing ink, alcohol soluble paint color.
