Direct Brown 57

CAS-Nr.

Englisch Name:: Direct Brown 57

Synonyma:: Direct Brown 57;C.I.Direct Brown 57:C.I.31705

CBNumber:: CB99702964

Summenformel:

Molgewicht:: 0

MOL-Datei:: Mol file

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Eigenschaften Sicherheit Verwendungswort

Direct Brown 57 Eigenschaften

Sicherheit

Direct Brown 57 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, and then in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling, its product to diazo, and Benzene-1,3-diamine coupling.

Properties and Applications

dark red light brown. Soluble in water for dark red light brown, soluble in ethanol and soluble fiber element, slightly soluble in acetone, insoluble in other organic solvents. The strong sulfuric acid as dark blue light in purple, dilute red after brown precipitation; In 10% of sulfuric acid for blue-ray gray. The dye solution to join 10% sodium hydroxide solution for purplish red color.

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

Direct Brown 57 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Salicylsäure 6-Amino-4-hydroxynaphthalin-2-sulfonsure Benzidin m-Phenylendiamin

Downstream Produkte

Direct Brown 57 Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 0)Lieferanten

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

()Verwandte Suche:

Dinatrium-5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(oder 7)-sulfonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylat

Direct Brown 57
C.I.Direct Brown 57:C.I.31705