5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt

5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt structure

CAS No.: 3875-71-6

Chemical Name:: 5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt

Synonyms: C.I.73596;Kambosol Violet IBBF;Solubilised Vat Violet 5;C.I.Solubilised Vat Violet 5;C.I.Solubilised Vat Violet 5 :C.I.73596;5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt

CBNumber:: CB82437828

Molecular Formula:: C16H4Cl5NNa2O8S3

Molecular Weight:: 657.6444

MDL Number:

MOL File:: 3875-71-6.mol

Request For Quotation

5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt Chemical Properties,Uses,Production

Preparation

(a) in the presence of Pyridine , with Chlorosulfonic acid treatment ?C.I. Vat Violet 5 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 5. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.

Properties and Applications

blue light purple. Soluble in water for purple.

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
						Fading	Stain
ISO	3-4	4-5	5-6	4	3-4

5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt Preparation Products And Raw materials

Raw materials

5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one Pyridine

Preparation Products

3875-71-6(5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt)Related Search:

disodium 6-chloro-6'-methoxy-4-methyl[2,2'-bibenzo[b]thiophene]-3,3'-diyl disulphate Vat Violet 1, Solubilised 5,5'-Dichloro-4,4',7,7'-tetramethyl-2,2'-bibenzo[b]thiophene-3,3'-diol bis(sulfuric acid sodium) salt disodium 5,7-dichloro-2-[6-chloro-4-methyl-3-(sulphonatooxy)benzo[b]thien-2-yl]-1H-indol-3-yl sulphate Solubilised Vat Violet 2

Dibenzo[def,mno]chrysene-6,12-diol, dimethoxy-, bis(hydrogen sulfate), disodium salt (7CI,8CI,9CI) Dibenzo[def,mno]chrysene-6,12-diol, diethoxy-, 6,12-bis(hydrogen sulfate), sodium salt (1:2) 2-[2-(Sodiosulfooxy)acenaphthylen-1-yl]benzo[b]thiophen-3-ol (sulfuric acid sodium) salt 9-Chloro-2-[3-(sodiosulfooxy)benzo[b]thiophen-2-yl]naphtho[2,3-b]thiophen-3-ol (sulfuric acid sodium) salt

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5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt C.I.73596 C.I.Solubilised Vat Violet 5 Kambosol Violet IBBF C.I.Solubilised Vat Violet 5 :C.I.73596 Solubilised Vat Violet 5 3875-71-6