Name:C.I.Acid Brown 85,C.I.34900
Molecular Structure: trisazo class
C.I.Acid Brown 85,C.I.34900,CAS 77031-30-2/6473-02-5,812.61,C28H18N10Na2O13S2,Acid Brown CT,Acid Red GRL,Brown MT
Molecular Formula:C28H18N10Na2O13S2
Molecular Weight: 812.61
CAS Registry Number: 77031-30-2/6473-02-5
Manufacturing Methods : 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid diazo, Coupled with resorcinol, its products and 2 Moore’s diazo 4-Nitrobenzene-1,3-diamine coupling .
Properties and Applications: Dark brown. Apply to wool dyeing and leather color