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2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2)

2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2) Structure
2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2) structure
CAS No.
6227-01-6
Chemical Name:
2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2)
Synonyms
Direct Violet 5;C.I.Direct Violet 5:C.I.27660;Direat Violet RL, Direct Violet 3;2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2)
CBNumber:
CB44752868
Molecular Formula:
C27H22N5NaO7S2
Molecular Weight:
615.61
MDL Number:
MOL File:
6227-01-6.mol
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2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2) Chemical Properties,Uses,Production

Preparation

O-Methylaniline diazo, and 5-Aminonaphthalene-2-sulfonic acid?coupling, its product to diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

dark purple. Soluble in water and ethanol for red light purple. The strong sulfuric acid for Tracy in blue, purple for red after diluted. The dye solution to join strong hydrochloric acid has the purple precipitation; Add thick dark for sodium hydroxide solution.

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

2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2) Preparation Products And Raw materials

Raw materials

J acid 1-Aminonaphthalene-6-sulfonic acid o-Toluidine

Preparation Products

2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2) Suppliers

Global( 1)Suppliers
Supplier Tel Email Country ProdList Advantage
TIANJIN XIANGRUI DYESTUFF CO.,LTD 		+undefined13902081959 jinyanchun@xiangruidye.com China 83 58
Supplier Advantage
TIANJIN XIANGRUI DYESTUFF CO.,LTD 		58

View Lastest Price from 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2) manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Direat Violet RL, Direct Violet 3 pictures 2022-10-26 Direat Violet RL, Direct Violet 3
6227-01-6
 US $3.00 / kg 25kg 99% 20 tons TIANJIN XIANGRUI DYESTUFF CO.,LTD

6227-01-6(2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2))Related Search:

tetrasodium [mu-[[7,7'-iminobis[3-[(3-chloro-2-hydroxy-5-sulphophenyl)azo]-4-hydroxynaphthalene-2-sulphonato]](8-)]]dicuprate(4-) DIRECT VIOLET 47 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-2,5-dimethylphenyl]diazenyl]-, sodium salt (1:3) disodium [mu-[[7,7'-iminobis[4-hydroxy-3-[[2-hydroxy-5-(N-methylsulphamoyl)phenyl]azo]naphthalene-2-sulphonato]](6-)]]dicuprate(2-) disodium 7,17-dichloro-10,20-dihydrodiindeno[2,1-b:2',1'-m]triphenodioxazinedisulphonate
C.I. Direct Violet 49 Direct violet 56 (C.I. 17510) Cuprate(1-), [3-[2-[5-(aminosulfonyl)-2-(hydroxy-κO)phenyl]diazenyl-κN1]-4-(hydroxy-κO)-7-(phenylamino)-2-naphthalenesulfonato(3-)]-, sodium (1:1) DIRECT VIOLET 51

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2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[4-[2-(2-methylphenyl)diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:2) Direct Violet 5 C.I.Direct Violet 5:C.I.27660 Direat Violet RL, Direct Violet 3 6227-01-6