dye|World dye variety

Name:C.I.Reactive Brown 7,C.I.179140

Molecular Structure: Single azo,Metal Complexes

C.I.Reactive Brown 7,C.I.179140,CAS 12225-64-8,965.19,C34H20ClN8Na3O14S3,Cibacron Red Brown G

Molecular Formula:C₃₄H₂₀ClN₈Na₃O₁₄S₃

Molecular Weight: 965.19

CAS Registry Number:12225-64-8

Manufacturing Methods : 7-Amino-4-hydroxynaphthalene-2-sulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, 2-Aminobenzoic acid diazo, and condensation products coupled, again with 2-(2-Sulfo-4-nitrostyryl)-5-aminobenzenesulfonic acid condensation, and translated into chromium complex.

Properties and Applications: red light brown.

List of Suppliers:

Akreact Brown 5RE (Aakash Chemicals & Dyestuffs Inc)

Cibacron Brown 5RE(Classic Dyestuffs Inc)

Cibacron Red Brown G ( Ciba Specialty Chemicals Inc )

Intracron Red Brown G-E (Yorkshire Group pic)

Reactive Brown 5RE ( Global Colors Inc. )