Direct Brown 78

12262-19-0

CAS-Nr.: 12262-19-0

Englisch Name:: Direct Brown 78

Synonyma:: Direct Brown 78;C.I.Direct Brown 78:C.I.40290

CBNumber:: CB29702970

Summenformel:

Molgewicht:: 0

MOL-Datei:: Mol file

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Eigenschaften Sicherheit Verwendungswort Produktionsfirma 1

Direct Brown 78 Eigenschaften

Sicherheit

Direct Brown 78 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

in reflux conditions (or a little take pressure), in sodium hydroxide solution will be (E)-2-(2-sulfo-4-nitrostyryl)-5-nitrobenzenesulfonic acid with Sodium 4-aminobenzenesulfonate??diazotization?and Naphthalen-1-amine coupled with heating products. Reaction to the different proportion of material that get different commodity dye.

Properties and Applications

red light brown. Soluble in water for orange brown, slightly soluble in alcohol. The strong sulfuric acid in blue light green light for black to black, diluted to olive brown for yellow light. The dye solution to join strong hydrochloric acid have yellow olive brown precipitation; Add thick sodium hydroxide solution for palm light orange.

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

Direct Brown 78 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Natriumsulfanilat 1-Naphthylamin

Downstream Produkte

Direct Brown 78 Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 1)Lieferanten

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate
Colorants Chem Private Limited	--		India	102	58

Direct Brown 78
C.I.Direct Brown 78:C.I.40290
12262-19-0