[2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt

5858-98-0

CAS-Nr.: 5858-98-0

Englisch Name:: [2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt

Synonyma:: Direct Red 70;C.I.Direct Red 70:C.I.16081;[2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt

CBNumber:: CB94747759

Summenformel:: C31H18N4Na2O7S4

Molgewicht:: 732.73676

MOL-Datei:: 5858-98-0.mol

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Eigenschaften Sicherheit Verwendungswort

[2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt Eigenschaften

Sicherheit

[2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

p-Methylaniline (2 Moore) and sulfur (4.5 atomic ratio) in 200 ~ 280 ° C heat, with hair smoke from the sulphonated sulfuric acid alkali primrose spirit. The product diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

yellow light pink to red yellow light. Soluble in water for orange red. The strong sulfuric acid for blood-red, after diluted orange precipitation. The dye solution to join strong hydrochloric acid have orange precipitation; Add thick dark sodium hydroxide solution.

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

[2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

6-Hydroxynaphthalin-2-sulfonsure p-Toluidin

Downstream Produkte

[2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

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Dinatrium-4-amino-3-[[4'-[(2-amino-6-sulfonatonaphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalin-1-sulfonat Dinatrium-3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis(4-aminonaphthalin-1-sulfonat)