Direct Brown 185

Direct Brown 185 Struktur
6375-50-4
CAS-Nr.
6375-50-4
Englisch Name:
Direct Brown 185
Synonyma:
Direct Brown 185;C.I.Direct Brown 185:C.I.22855
CBNumber:
CB49702949
Summenformel:
C25H19N4NaO8S
Molgewicht:
558.5
MOL-Datei:
6375-50-4.mol

Direct Brown 185 Eigenschaften

Sicherheit

Direct Brown 185 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

2-Amino-5-(4-aminophenyl)benzenesulfonic acid double nitriding, Followed by coupling with ?2-Hydroxybenzoic acid?and Resorcinol coupling.

Properties and Applications

red light brown. Soluble in water for yellow orange, slightly soluble in alcohol. The strong sulfuric acid to red light purple, diluted for brown. The dye solution to join strong hydrochloric acid for orange brown, have precipitation; With strong sodium hydroxide solution for red orange brown.

Direct Brown 185 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


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6375-50-4()Verwandte Suche:


  • Direct Brown 185
  • C.I.Direct Brown 185:C.I.22855
  • 6375-50-4
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