Dinatrium-6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulfonatophenyl]azo]naphthalin-2-sulfonat

disodium 6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulphonatophenyl]azo]naphthalene-2-sulphonate Struktur

3258-74-0

CAS-Nr.: 3258-74-0

Bezeichnung:: Dinatrium-6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulfonatophenyl]azo]naphthalin-2-sulfonat

Englisch Name:: disodium 6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulphonatophenyl]azo]naphthalene-2-sulphonate

Synonyma:: C.I.21725;Acid Alizarine Black;C.I.Mordant Black 25;C.I.Mordant Black 25:C.I.21725;disodium 6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulphonatophenyl]azo]naphthalene-2-sulphonate;6-Hydroxy-5-[[2-hydroxy-3-[(2-hydroxy-1-naphtyl)azo]-5-sulfophenyl]azo]-2-naphthalenesulfonic acid disodium salt;2-Naphthalenesulfonic acid, 6-hydroxy-5-[[2-hydroxy-3- [(2-hydroxy-1-naphthalenyl)azo]-5-sulfophenyl]azo ]-, disodium salt;disodium,(5Z)-5-[[2-hydroxy-3-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]-5-sulfonatophenyl]hydrazinylidene]-6-oxonaphthalene-2-sulfonate

CBNumber:: CB7891858

Summenformel:: C26H16N4Na2O9S2

Molgewicht:: 638.53618

MOL-Datei:: 3258-74-0.mol

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Eigenschaften Sicherheit Verwendungswort

Dinatrium-6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulfonatophenyl]azo]naphthalin-2-sulfonat Eigenschaften

Sicherheit

Dinatrium-6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulfonatophenyl]azo]naphthalin-2-sulfonat Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

3,5-Diamino-4-hydroxybenzenesulfonic acid double nitrogen, add Sodium hydroxide make show weak alkaline, in order to make molecules of chlorine is hydroxyl replaced, then first and 6-Hydroxynaphthalene-2-sulfonic acid coupling, again with Naphthalen-2-ol coupling.

Properties and Applications

blue black. Soluble in water for purple to Copenhagen blue, slightly soluble in ethanol for dark purple, not soluble in Acetone. In concentrated sulfuric acid to deep purple, dilution after brown light orange. Dye aqueous solution to join concentrated hydrochloric acid to brown light orange, Join concentrated sodium hydroxide solution for purple.

Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
			Alkali	Acid
ISO	5	7	5	4-5	4	5	5

Dinatrium-6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulfonatophenyl]azo]naphthalin-2-sulfonat Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

Dinatrium-6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulfonatophenyl]azo]naphthalin-2-sulfonat Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 0)Lieferanten

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

6-Hydroxy-5-[[2-hydroxy-3-[(2-hydroxy-1-naphtyl)azo]-5-sulfophenyl]azo]-2-naphthalenesulfonic acid disodium salt
Acid Alizarine Black
C.I.21725
C.I.Mordant Black 25
disodium 6-hydroxy-5-[[2-hydroxy-3-[(2-hydroxynaphthyl)azo]-5-sulphonatophenyl]azo]naphthalene-2-sulphonate
2-Naphthalenesulfonic acid, 6-hydroxy-5-[[2-hydroxy-3- [(2-hydroxy-1-naphthalenyl)azo]-5-sulfophenyl]azo ]-, disodium salt
C.I.Mordant Black 25:C.I.21725
disodium,(5Z)-5-[[2-hydroxy-3-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]-5-sulfonatophenyl]hydrazinylidene]-6-oxonaphthalene-2-sulfonate
3258-74-0
Organics