Direct Green 43

Direct Green 43 Struktur
CAS-Nr.
Englisch Name:
Direct Green 43
Synonyma:
Direct Green 43;C.I.Direct Green 43:C.I.34280
CBNumber:
CB59702986
Summenformel:
Molgewicht:
0
MOL-Datei:
Mol file

Direct Green 43 Eigenschaften

Sicherheit

Direct Green 43 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

5-Acetamido-8-amino-2-naphthalenesulfonic acid diazo, and 5-Aminonaphthalene-2-sulfonic acid coupling, again diazo, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its product to diazo, and 2-Methyl-2H-indazole coupling, and then hydrolysis acetyl amino.

Properties and Applications

dark blue light green. Soluble in water for dark green light grey-blue, soluble in ethanol.concentrated sulfuric acid in light gray black, Gray light purple for diluted. The dye solution to join strong hydrochloric acid have blue-ray black precipitation, add thick sodium hydroxide solution for red light blue-black, precipitation.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 3 3-4 3 4 4

Direct Green 43 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


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