disodium 5-chloro-2-[4-chloro-1-(sulphonatooxy)-2-naphthyl]-7-methoxy-4-methyl-1H-indol-3-yl sulphate CAS#: 4086-05-9

disodium 5-chloro-2-[4-chloro-1-(sulphonatooxy)-2-naphthyl]-7-methoxy-4-methyl-1H-indol-3-yl sulphate

Basic information Safety Supplier Related

disodium 5-chloro-2-[4-chloro-1-(sulphonatooxy)-2-naphthyl]-7-methoxy-4-methyl-1H-indol-3-yl sulphate Basic information

Product Name:

disodium 5-chloro-2-[4-chloro-1-(sulphonatooxy)-2-naphthyl]-7-methoxy-4-methyl-1H-indol-3-yl sulphate

Synonyms:

disodium 5-chloro-2-[4-chloro-1-(sulphonatooxy)-2-naphthyl]-7-methoxy-4-methyl-1H-indol-3-yl sulphate
5-Chloro-2-[4-chloro-1-(sodiosulfooxy)-2-naphthalenyl]-7-methoxy-4-methyl-1H-indol-3-ol (sulfuric acid sodium) salt
Anthrasol Blue AGG
C.I.73801
C.I.Solubilised Vat Blue 8
Indigosol Blue AGG
Sandozol Printing Blue 2G
disodium,[4-chloro-2-(5-chloro-7-methoxy-4-methyl-3-sulfonatooxy-1H-indol-2-yl)naphthalen-1-yl] sulfate

CAS:

4086-05-9

MF:

C20H13Cl2NNa2O9S2

MW:

592.33406

EINECS:

223-815-5

Mol File:

4086-05-9.mol

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disodium 5-chloro-2-[4-chloro-1-(sulphonatooxy)-2-naphthyl]-7-methoxy-4-methyl-1H-indol-3-yl sulphate Usage And Synthesis

Preparation

(a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Blue 8 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 8. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.

Properties and Applications

blue to navy blue. Soluble in water.

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
						Fading	Stain
ISO	4-5	4	5-6	4	4

disodium 5-chloro-2-[4-chloro-1-(sulphonatooxy)-2-naphthyl]-7-methoxy-4-methyl-1H-indol-3-yl sulphate Supplier

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