10126-92-8

Name	disodium 6-chloro-6'-methoxy-4-methyl[2,2'-bibenzo[b]thiophene]-3,3'-diyl disulphate
CAS	10126-92-8
EINECS(EC#)	233-351-5
Molecular Formula	C18H13ClO9S4.2Na
Molecular Weight	580.967
MOL File	10126-92-8.mol

Synonyms

Solubilised Vat Red 6 C.I.Solubilised Vat Red 6 :C.I.73356 Disodium 6-chloro-6'-methoxy-4-methyl[2,2'-bibenzo[b]thiophene]-3,3'-diyl disulfate disodium 6-chloro-6'-methoxy-4-methyl[2,2'-bibenzo[b]thiophene]-3,3'-diyl disulphate disodium,[6-chloro-2-(6-methoxy-3-sulfonatooxy-1-benzothiophen-2-yl)-4-methyl-1-benzothiophen-3-yl] sulfate

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Hazard Information

Preparation

(a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. VatRed 6 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. VatRed 6, The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out.

Properties and Applications

bright pink to red. gray- red powder. Soluble in water nearly colorless, meet strong sulfuric acid turn green. In the neutral or alkaline bath dyeing cotton dyeing, affinity is low. Can use the cotton fabric printing, such as direct printing, the printing and dyeing discharge printing. Also used for silk and wool and polyester/cotton blended fabric dyeing.

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
						Fading	Stain
ISO	5	5	6-7	4	4	4-5	5

Supplier

Shaanxi Dideu Newmaterial Co., Ltd.

Telephone029-63373950 17392216152

Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1184346/0_EN.htm

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