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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5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one Basic information
Product Name:5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one
Synonyms:5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one;Vat violet 5 (C.I. 73595);5,7-Dichloro-2-[5,6,7-trichloro-3-oxobenzo[b]thiophen-2(3H)-ylidene]-1H-indol-3(2H)-one;C.I.73595;C.I.Vat Violet 5;Indanthren Printing Violet BBF;(2E)-5,7-dichloro-2-(5,6,7-trichloro-3-oxo-1-benzothiophen-2-ylidene)-1H-indol-3-one;C.I.Vat Violet 5:C.I.73595
CAS:6904-93-4
MF:C16H4Cl5NO2S
MW:451.54
EINECS:2300165
Product Categories:
Mol File:6904-93-4.mol
5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one Structure
5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one Chemical Properties
Boiling point 563.677±50.00 °C(Press: 760.00 Torr)(predicted)
density 1.819±0.06 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
pka-8.020±0.20(predicted)
Safety Information
MSDS Information
5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one Usage And Synthesis
Preparation2,5,7-Trichloro-3-pseudoindoloneand 5,6,7-Trichloro-3-thianaphthenone condensation.
Properties and Applicationsblue 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
5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one Preparation Products And Raw materials
Raw materials5,6,7-trichloro-3-thianaphthenone-->2,5,7-trichloro-3-pseudoindolone
Preparation Products5,7-Dichloro-2-[5,6,7-trichloro-3-(sodiosulfooxy)benzo[b]thiophen-2-yl]-1H-indol-3-ol (sulfuric acid sodium) salt
Tag:5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one(6904-93-4) Related Product Information
Threne brilliant violet 3b Ciba Violet 6R ANTHRA RED B Vat Violet 8 Vat Violet 6 Vat Yellow 10 Vat Violet 7 Vat Voilet 3 FLAVANTHRONE