2-Naphthalenesulfonic acid, 7-[(2,4-dihydroxyphenyl)azo]-3-[[3-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt

13194-98-4

CAS-Nr.: 13194-98-4

Englisch Name:: 2-Naphthalenesulfonic acid, 7-[(2,4-dihydroxyphenyl)azo]-3-[[3-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt

Synonyma:: Direct Red 50;C.I.Direct Red 50:C.I.31525;2-Naphthalenesulfonic acid, 7-[(2,4-dihydroxyphenyl)azo]-3-[[3-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt

CBNumber:: CB84747570

Summenformel:: C28H21N6NaO8S

Molgewicht:: 624.56

MOL-Datei:: 13194-98-4.mol

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Eigenschaften Sicherheit Verwendungswort

2-Naphthalenesulfonic acid, 7-[(2,4-dihydroxyphenyl)azo]-3-[[3-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt Eigenschaften

Sicherheit

2-Naphthalenesulfonic acid, 7-[(2,4-dihydroxyphenyl)azo]-3-[[3-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

3′-Aminooxanilic acid diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and then hydrolysis, the grass, then double nitriding, and Resorcinol (2 Moore) coupled.

Properties and Applications

red. Soluble in water for red orange brown, soluble in ethanol. The strong sulfuric acid for violet black, to orange diluted. The dye solution to join strong hydrochloric acid for red orange brown; Add thick sodium hydroxide solution for purplish red color.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	2	4	2	2		2

2-Naphthalenesulfonic acid, 7-[(2,4-dihydroxyphenyl)azo]-3-[[3-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

[(3-Aminophenyl)amino]oxoessigsure 7-Amino-4-hydroxynaphthalin-2-sulfonsure 1,3-Dihydroxybenzol

Downstream Produkte

2-Naphthalenesulfonic acid, 7-[(2,4-dihydroxyphenyl)azo]-3-[[3-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 0)Lieferanten

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13194-98-4()Verwandte Suche:

Tetranatrium-4,4'-[(3,3'-dichlor[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-aminonaphthalin-2,7-disulfonat] Dinatrium-8,8'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(7-hydroxynaphthalin-1-sulfonat) Dinatrium-1-hydroxy-2-[[4-(6-methyl-2-benzothiazol-1-yl)phenyl]azo]naphthalindisulfonat