2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt

6441-95-8

CAS-Nr.: 6441-95-8

Englisch Name:: 2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt

Synonyma:: Acid Blue 21;C.I.Acid Blue 21:C.I.18120;2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt

CBNumber:: CB04750699

Summenformel:: C23H18N4Na2O9S3

Molgewicht:: 636.58496

MOL-Datei:: 6441-95-8.mol

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Eigenschaften Sicherheit Verwendungswort

2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt Eigenschaften

Sicherheit

2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

(a) N-(3-aminophenyl)acetamide diazo, and 8-(4-Methylphenylsulfonamido)-1-naphthol-3,6-disulfonic acid coupling, hydrolysis acetyl groups; (b) 4-Nitrobenzenamine diazo, and 8-(4-Methylphenylsulfonamido)-1-naphthol-3,6-disulfonic acid coupling, and then will the nitro reduction.

Properties and Applications

red light blue. Soluble in water for red purple. The strong sulfuric acid for red, diluted the same color. In water solution to join strong hydrochloric acid for brick red; Add 10% sodium hydroxide solution for blu-ray red. The sun fastness medium.

2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

8-(4-methylphenylsulfonamido)-1-naphthol-3,6-disulfonicacid 3-Aminoacetanilid Nitroanilin (p)

Downstream Produkte

2,7-Naphthalenedisulfonic acid, 3-[(4-aminophenyl)azo]-4-hydroxy-5-[[(4-methylphenyl)sulfonyl]amino]-, disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

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6441-95-8()Verwandte Suche:

Natriumhydrogen-2-hydroxy-5-[[4-[[4-[(4-hydroxy-3-sulfonatophenyl)amino]phenyl](1-methyl-2-phenyl-1H-indol-3-yl)methylen]-2,5-cyclohexadien-1-yliden]amino]benzolsulfonat Nnatrium-1-amino-9,10-dihydro-9,10-dioxo-4-[m-(vinylsulfonyl)anilino]anthracen-2-sulfonat Dinatriumhydrogenbis[3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]naphthalin-1-sulfonato(3-)]chromat(3-)