dye|World dye variety

Name:C.I.Mordant Brown 90,C.I.20151

Molecular Structure: Double azo class

C.I.Mordant Brown 90,C.I.20151,CAS 8003-58-5,565.42,C23H13N5Na2O8S,Chrome Brown G,Korostan Brown

Molecular Formula:C₂₃H₁₃N₅Na₂O₈S

Molecular Weight: 565.42

CAS Registry Number:8003-58-5

Manufacturing Methods : 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid and 4-Nitrobenzenamine diazotization, respectively, followed by coupling with 2-Hydroxybenzoic acid.

Properties and Applications:  brown.

List of Suppliers:

Alizarine Chrome Brown G( Chemapol )

Fabriderm Brown G( Fabricolor Inc. )

Korostan Brown (SBU Pigments and Dyes)

Ostan Brown G 140( SPOLCHEMIE )