6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one

Product Name
6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one
CAS No.
6492-68-8
Chemical Name
6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one
Synonyms
C.I.73305;Vat Red 47;Vat red 47 (C.I. 73305);C.I.Vat Red 47:C.I.73305;6,6'-Dichloro-Δ2,2'(3H,3'H)-bi[benzo[b]thiophene]-3,3'-dione;(2Z)-6-chloro-2-(6-chloro-3-oxo-1-benzothiophen-2-ylidene)-1-benzothiophen-3-one;6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one;Benzo[b]thiophen-3(2H)-one, 6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)-
CBNumber
CB6935643
Molecular Formula
C16H6Cl2O2S2
Formula Weight
365.25
MOL File
6492-68-8.mol
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Hazard and Precautionary Statements (GHS)

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6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one Chemical Properties,Usage,Production

Preparation

(a)chloride in nitrobenzene cold C.I. Vat Red 41?(C.I. 73300), and heating the resulting intermediate product; (b) will be in boiling nitrobenzene?2-(3-Chlorophenylthio)acetic acid loop and oxidation (BP 6490/07, US 848354).

Properties and Applications

blue light pink to blue light red. Rosy purple paste content. Insoluble in water, soluble in Xylene to red, yellow fluorescence. In concentrated sulfuric acid for green, dilution after red flocks; In concentrated nitric acid to blue light red. Alkaline reduction leuco for yellow; Acid reduction leuco for pale yellow. Mainly used for cotton, wool, silk dyeing and printing.

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

6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one Preparation Products And Raw materials

Raw materials

Preparation Products

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6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one Suppliers

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6492-68-8, 6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-oneRelated Search:

C.I. Vat Red 52 sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate Vat Red 48 Benzamide, N,N'-[(6-amino-1,3,5-triazine-2,4-diyl)bis[imino(9,10-dihydro-9,10-dioxo-4,1-anthracenediyl)]]bis- Vat Red 42 Vat Red 41 6-chloro-2-(6-methoxy-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one Vat Orange RF C.I. Vat Red 60

  • 6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one
  • Vat Red 47
  • Vat red 47 (C.I. 73305)
  • 6,6'-Dichloro-Δ2,2'(3H,3'H)-bi[benzo[b]thiophene]-3,3'-dione
  • C.I.73305
  • (2Z)-6-chloro-2-(6-chloro-3-oxo-1-benzothiophen-2-ylidene)-1-benzothiophen-3-one
  • Benzo[b]thiophen-3(2H)-one, 6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)-
  • C.I.Vat Red 47:C.I.73305
  • 6492-68-8
  • C16H6Cl2O2S2