ChemicalBook Product Catalog Dyes and Pigments dye Acid dye sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate

sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate

sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Basic information
Product Name:sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate
Synonyms:sodium,5-[2-(2-methoxy-4-nitrophenyl)hydrazinyl]-4-oxo-6-phenyliminonaphthalene-2-sulfonate;sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate;Acid Black 31;4-Hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)-2-naphthalenesulfonic acid sodium salt;C.I.17580;C.I.Acid Black 31;sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate ISO 9001：2015 REACH;C.I.Acid Black 31:C.I.17580
CAS:6222-55-5
MF:C23H17N4NaO7S
MW:516.45845
EINECS:228-304-0
Product Categories:
Mol File:6222-55-5.mol
sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Structure
sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Chemical Properties
Safety Information
MSDS Information
sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Usage And Synthesis
Preparation2-Methoxy-4-nitrobenzenamine diazo, in acid conditions and 4-Hydroxy-6-(phenylamino)naphthalene-2-sulfonic acid coupling.
Properties and Applicationsblue and black. Blue-ray black powder. Soluble in water for purple to blue-black, soluble in ethanol for purple. The strong sulfuric acid are purple to blue-black, a grey purple diluted. Its water solution and strong hydrochloric acid for violet black; Add thick as a hydrogen oxidation solution tresses. Mainly used for wool fabric and wool/rayon blended fabric dyeing, pitch-black degree good, high fastness. Also used in leather dyeing.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 3 3 4 2 4-5
AATCC 6 3-4 3-4 4-5 1 4-5
sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate Preparation Products And Raw materials
Raw materials7-Anilino-1-naphthol-3-sulfonic acid-->2-Methoxy-4-nitroaniline
Chromate(3-), bis[3-(hydroxy-κO)-4-[[2-(hydroxy-κO)-1-naphthalenyl]azo-κN1]-7-[[(4-methylphenyl)sulfonyl]amino]-1-naphthalenesulfonato(3-)]-, disodium hydrogen FAST SULPHON BLACK F Sulphon Black RA Acid Black 41 2,7-Naphthalenedisulfonic acid, 4-[[4-[(3,6-disulfo-1-naphthalenyl)azo]-6(or 7)-sulfo-1-naphthalenyl]azo]-3-hydroxy-, pentasodium salt tetrasodium (4Z)-4-[[4-(6,8-disulfonatonaphthalen-2-yl)diazenylnaphthalen-1-yl]hydrazinylidene]-3-oxo-naphthalene-2,7-disulfonate disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate Benzoic acid, 4-[[7-[[4-[[4'-[[4-[(7-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-3,3'-disulfo[1,1'-biphenyl]-4-yl]azo]-2-methoxy-5-methylphenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]amino]-, hexasodium salt ACID BLACK 29
Email:[email protected] [email protected]
Copyright © 2024 Mywellwork.com All rights reserved.