2-Naphthalenesulfonic acid, 3,3'-[carbonylbis(imino-3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt

6391-27-1

CAS-Nr.: 6391-27-1

Englisch Name:: 2-Naphthalenesulfonic acid, 3,3'-[carbonylbis(imino-3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt

Synonyma:: Direct Red 120;C.I.Direct Red 120:C.I.25275;2-Naphthalenesulfonic acid, 3,3'-[carbonylbis(imino-3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt

CBNumber:: CB44781754

Summenformel:: C33H27N8NaO9S2

Molgewicht:: 766.74

MOL-Datei:: 6391-27-1.mol

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Eigenschaften Sicherheit Verwendungswort

2-Naphthalenesulfonic acid, 3,3'-[carbonylbis(imino-3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Eigenschaften

Sicherheit

2-Naphthalenesulfonic acid, 3,3'-[carbonylbis(imino-3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

N,N’-bis(3-aminophenyl)urea double nitriding, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid (2 Moore) coupled.

Properties and Applications

Claret. Soluble in water for orange brown, soluble in ethanol for orange. In the strong sulfuric acid to red, shallow orange for diluted. The dye solution to join strong hydrochloric acid for red orange brown, have precipitation; Add thick sodium hydroxide solution for orange brown, have precipitation; Add 10% sodium hydroxide solution color micro become yellow.

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

2-Naphthalenesulfonic acid, 3,3'-[carbonylbis(imino-3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

7-Amino-4-hydroxynaphthalin-2-sulfonsure N,N'-bis(3-aminophenyl)urea

Downstream Produkte

2-Naphthalenesulfonic acid, 3,3'-[carbonylbis(imino-3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 0)Lieferanten

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6391-27-1()Verwandte Suche:

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