Sirius Red F3B is a direct dye used for coloring textiles, particularly cellulosic fibers like cotton. It is a complex, multi-sulfonated azo compound with a high molecular weight and six sodium counterions, typical of direct dyes designed for water solubility and direct application to fibers.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Sourcing or supplying this compound?
List your inventory or post a purchase request
CAS 2610-10-8
C.I. Direct Orange 108
Direct dye for textiles
Direct Orange S
Direct dye for textiles
Direct Red 31
Direct dye for textiles
Direct Violet 51
Direct dye for textiles
C.I. Direct Violet 35
Direct dye for textiles
2H-Naphtho[1,2-d]triazole-5-sulfonic acid, 2,2'-[1,2-diazenediylbis[(2-sulfo-4,1-phenylene)-2,1-ethenediyl(3-sulfo-4,1-phenylene)]]bis-, sodium salt (1:6)
Direct dye for textiles
Direct red 81
direct dye for textiles
(E)-N,N-Dimethyl-4-(thiazol-2-yldiazenyl)aniline
Azo dye intermediate
hexasodium;4-hydroxy-7-[[5-hydroxy-7-sulfonato-6-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]diazenyl]naphthalen-2-yl]carbamoylamino]-3-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]diazenyl]naphthalene-2-sulfonate
YIQKLZYTHXTDDT-UHFFFAOYSA-H
C1=CC(=CC=C1N=NC2=CC(=C(C=C2)N=NC3=C(C=C4C=C(C=CC4=C3O)NC(=O)NC5=CC6=CC(=C(C(=C6C=C5)O)N=NC7=C(C=C(C=C7)N=NC8=CC=C(C=C8)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]