disodium 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)azo]-m-tolyl]azo]-o-tolyl]azo]naphthalene-1,5-disulphonate

CAS No.
6739-48-6
Chemical Name:
disodium 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)azo]-m-tolyl]azo]-o-tolyl]azo]naphthalene-1,5-disulphonate
Synonyms
Erie Brown RLO;Direct Brown 32;C.I.Direct Brown 32;Benzo Orange Brown 3GR;Direct Orange Brown 3GR;Naphtamine Fast Brown GG;Chlorazol Orange Brown 2R;C.I.Direct Brown 32:C.I.34015;disodium 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)azo]-m-tolyl]azo]-o-tolyl]azo]naphthalene-1,5-disulphonate;3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)diazenyl]-3-methylphenyl]diazenyl]-2-methylphenyl]diazenyl]naphthalene-1,5-disulfonate
CBNumber:
CB7881774
Molecular Formula:
C30H26N9NaO8S2
Molecular Weight:
727.7
MDL Number:
MOL File:
6739-48-6.mol

disodium 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)azo]-m-tolyl]azo]-o-tolyl]azo]naphthalene-1,5-disulphonate Chemical Properties,Uses,Production

Preparation

3-Aminonaphthalene-1,5-disulfonic acid diazo, and m-Toluidine coupling, again diazo, and O-Methylaniline coupling, its product to diazo, and 4-Nitrobenzene-1,3-diamine coupling.

Properties and Applications

orange brown. Soluble in water for yellow brown, soluble in soluble fiber element for orange, soluble in ethanol, insoluble in other organic solvents. The strong sulfuric acid for blue to red sauce, diluted becomes shallow, with brown precipitation; In nitric acid partly dissolved for blue purple. The dye solution to join strong hydrochloric acid with brown precipitation; Add thick sodium hydroxide solution for orange brown.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 5 3 1-2 1-2
AATCC 3 5 3 3 4

disodium 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)azo]-m-tolyl]azo]-o-tolyl]azo]naphthalene-1,5-disulphonate Preparation Products And Raw materials

disodium 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)azo]-m-tolyl]azo]-o-tolyl]azo]naphthalene-1,5-disulphonate Suppliers

Global( 1)Suppliers
Supplier Tel Email Country ProdList Advantage
Shaanxi Dideu Newmaterial Co., Ltd. 029-63373950 15353716720 1052@dideu.com China 10007 58
Supplier Advantage
Shaanxi Dideu Newmaterial Co., Ltd. 58
disodium 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)azo]-m-tolyl]azo]-o-tolyl]azo]naphthalene-1,5-disulphonate Benzo Orange Brown 3GR C.I.Direct Brown 32 Chlorazol Orange Brown 2R Direct Orange Brown 3GR Erie Brown RLO Naphtamine Fast Brown GG 3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)diazenyl]-3-methylphenyl]diazenyl]-2-methylphenyl]diazenyl]naphthalene-1,5-disulfonate C.I.Direct Brown 32:C.I.34015 Direct Brown 32 disodium,3-[[4-[[4-[(2,4-diamino-5-nitrophenyl)diazenyl]-3-methylphenyl]diazenyl]-2-methylphenyl]diazenyl]naphthalene-1,5-disulfonate 6739-48-6 C30H23N9Na2O8S2