disodium 5,7-dichloro-2-[6-chloro-4-methyl-3-(sulphonatooxy)benzo[b]thien-2-yl]-1H-indol-3-yl sulphate

CAS NO.：10241-20-0
Empirical Formula: C17H11Cl3NNaO8S3
Molecular Weight: 582.79
EINECS: 2335769
SAFETY DATA SHEET (SDS)
Update Date: 2025-12-31 14:38:37

What is disodium 5,7-dichloro-2-[6-chloro-4-methyl-3-(sulphonatooxy)benzo[b]thien-2-yl]-1H-indol-3-yl sulphate?

Preparation

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

Properties and Applications

brilliant purple. Soluble in water for purple

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

Properties of disodium 5,7-dichloro-2-[6-chloro-4-methyl-3-(sulphonatooxy)benzo[b]thien-2-yl]-1H-indol-3-yl sulphate

EPA Substance Registry System

1H-Indol-3-ol, 5,7-dichloro-2-[6-chloro-4-methyl-3-(sulfooxy)benzo[b]thien-2-yl]-, hydrogen sulfate (ester), disodium salt (10241-20-0)

Safety information for disodium 5,7-dichloro-2-[6-chloro-4-methyl-3-(sulphonatooxy)benzo[b]thien-2-yl]-1H-indol-3-yl sulphate

Computed Descriptors for disodium 5,7-dichloro-2-[6-chloro-4-methyl-3-(sulphonatooxy)benzo[b]thien-2-yl]-1H-indol-3-yl sulphate

New Products

5-bromo-4-fluoro-2-nitrobenzaldehyde (R)-(-)-2-Amino-1-propanol Cyclobutanone Fmoc-OSu 1-(2-Chloroethyl)pyrrolidine Hydrochloride 2-Amino-2-(4-methylphenyl)acetic acid β-Bromostyrene Ethyl 3-phenylpropanoate Phenethyl cinnamate Dipropyl disulfide 4 pentyn 1 ol N-Vinylformamide Methacrylate-PEG-Methacrylate, Mn:35000 2,4-Dihydroxyacetophenone 2-Chloro 5-Fluoro Pyridine Vasicinone 2-Chloroisonicotinic Acid Tween 80 or Polysorbate 80 2-Butyn-1-oL 2-Pentyn-1-oL 4-Nitrobenzotrifluoride N-(4-fluoro-2-methoxy-5-nitrophenyl)-4-(1-methyl-1H-indol-3-yl)pyrimidin-2-amine Pirtobrutinib intd. N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamide

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Solubilised Vat Violet 2

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Vat Violet 1, Solubilised