Benzoic acid, 5-[[4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-2-hydroxy-, disodium salt

6771-92-2

CAS-Nr.: 6771-92-2

Englisch Name:: Benzoic acid, 5-[[4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-2-hydroxy-, disodium salt

Synonyma:: Direct Black 48;C.I.Direct Black 48:C.I.34000;Benzoic acid, 5-[[4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-2-hydroxy-, disodium salt

CBNumber:: CB24781497

Summenformel:: C33H22N8Na2O7S

Molgewicht:: 720.62172

MOL-Datei:: 6771-92-2.mol

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Eigenschaften Sicherheit Verwendungswort

Benzoic acid, 5-[[4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-2-hydroxy-, disodium salt Eigenschaften

Sicherheit

Benzoic acid, 5-[[4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-2-hydroxy-, disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

5-Amino-2-hydroxybenzoic acid diazo, and Naphthalen-1-amine coupling, again diazo, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling, product to diazo, and Benzene-1,3-diamine coupling.

Properties and Applications

green light grey. Soluble in water for green light black. The strong sulfuric acid for blue-ray green, red after dilute black precipitation. The dye solution to join strong hydrochloric acid have green light black precipitation; Add thick sodium hydroxide solution have blue-ray black precipitation.

Benzoic acid, 5-[[4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-2-hydroxy-, disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

5-Aminosalicylsure 6-Amino-4-hydroxynaphthalin-2-sulfonsure m-Phenylendiamin 1-Naphthylamin

Downstream Produkte

Benzoic acid, 5-[[4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-2-hydroxy-, disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

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Dinatrium-4-amino-3-[[4'-[(2,4-diamino-5-methylphenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalin-2,7-disulfonat Kupfer, diazotierte 2-Methoxy-4-nitrobenzolamin-4-[(8-hydroxy-6-sulfo-2-naphthalinyl)amino]benzoesurekopplungsprodukte Komplexe Trinatrium-5-[[4-[[7-[(6-amino-1-hydroxy-3-sulfonato-2-naphthyl)azo]-1-hydroxy-3-sulfonato-2-naphthyl]azo]-1-naphthyl]azo]salicylat Dinatrium-4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalin-2,7-disulfonat