6904-93-4

Name	5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one
CAS	6904-93-4
EINECS(EC#)	230-016-5
Molecular Formula	C16H4Cl5NO2S
Molecular Weight	451.538
MOL File	6904-93-4.mol

Synonyms

C.I.73595 Vat Violet 5 C.I.Vat Violet 5 Vat violet 5 (C.I. 73595) C.I.Vat Violet 5:C.I.73595 Indanthren Printing Violet BBF (2E)-5,7-dichloro-2-(5,6,7-trichloro-3-oxo-1-benzothiophen-2-ylidene)-1H-indol-3-one 5,7-Dichloro-2-[5,6,7-trichloro-3-oxobenzo[b]thiophen-2(3H)-ylidene]-1H-indol-3(2H)-one 5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one

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Hazard Information

Preparation

2,5,7-Trichloro-3-pseudoindolone?and 5,6,7-Trichloro-3-thianaphthenone condensation.

Properties and Applications

blue light purple. In concentrated sulfuric acid to blue light green, dilution after purple; In concentrated nitric acid for purple; In the basic insurance powder solution for golden brown. In acid insurance powder solution for pale yellow.

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

Supplier

Shaanxi Dideu Newmaterial Co., Ltd.

Telephone029-87576359 15353716720

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

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