Other Name: Disperse Blue BNG,Disperse Blue BNR,Disperse Blue BRN, Disperse Blue FFR
Molecular Formula:C₁₇H₁₆N₂O₃
Molecular Weight: 269.32
Manufacturing Methods :
(a) Methanamine and 2-Aminoethanol and 1,4-Dihydroxyanthracene-9,10-dione and anthracene-1,4,9,10-tetraol  in a vision of butanol condensation, and oxidation;
(b) 1-Bromo-4-(methylamino)anthracene-9,10-dione and 2-Aminoethanol in Cupric acetate under existing condensation
Note: according to the BIOS 987,1,4-Bis(methylamino)anthraquinone and 1,4-bis (2-hydroxy-ethylamino) anthraquinone also exists
Properties and Applications:
 Bright blue. Soluble in acetone, ethanol, soluble fiber element and benzene, slightly soluble in carbon tetrachloride, insoluble in special solvent, tao. The strong sulfuric acid for brown, diluted into a dark red. Suitable for vinegar fiber and three vinegar fiber, polyamide, acrylic dyeing and printing. Although can be used for polyester, but lifting force and the sun to prison Degree is not good. Can be used for the thermoplastic color. exist