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8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt

8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt Struktur
1324-37-4
CAS-Nr.
1324-37-4
Englisch Name:
8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt
Synonyma:
Solubilised Vat Orange 2;C.I.Solubilised Vat Orange 2 :C.I.59706;8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt
CBNumber:
CB44753946
Summenformel:
Molgewicht:
0
MOL-Datei:
Mol file

8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt Eigenschaften

Sicherheit

8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

(a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Orange 2 leuco ; (b) used in Pyridine metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate) processing C.I. Vat Orange 2. The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out.

Properties and Applications

red light orange. Purple powder. Soluble in 1, 2, 3, 4-Tetrahydronaphthalene and Xylene, slightly soluble in hot Chloroform, 2-Chlorophenol and Pyridine , insoluble in Etanol, Acetone and Toluene. Alkaline reduction for the red light purple leuco ; Acid reduction to orange color body hidden. In the dark for the strong sulfuric acid, to orange diluted. A light brittle. Mainly used for dyeing cotton roll and disseminated, good levelness, affinity is medium, can be directly printing, white performance is poor. Used for flax, viscose dyeing effect is good.

8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


8,16-Pyranthrenediol, dibromo-, bis(hydrogen sulfate), disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

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