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[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt

[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt Struktur
5156-38-7
CAS-Nr.
5156-38-7
Englisch Name:
[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt
Synonyma:
Solubilised Vat Blue 3;C.I.Solubilised Vat Blue 3:C.I.73056;[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt
CBNumber:
CB04745929
Summenformel:
C32H22Br2N4Na2O16S4
Molgewicht:
1052.58182
MOL-Datei:
5156-38-7.mol

[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt Eigenschaften

Sicherheit

[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

(a) in the presence of Pyridine, with Chlorosulfonic acid treatment C.I. Vat Blue 3 leuco; (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing C.I. Vat Blue 3. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.

Properties and Applications

red light blue. Soluble in water is blue.
Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4 3 3-4 4 3-4

[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


[2,2'-Bi-1H-indole]-3,3'-diol, 5-bromo-, bis(hydrogen sulfate) (ester), disodium salt Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

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