5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one

Product Name
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one
CAS No.
3687-67-0
Chemical Name
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one
Synonyms
C.I.73670;Vat Black 1;C.I. Vat black 1;Helanthrene Black BL;C.I.Vat Black 1:C.I.73670;Paradone Printing Black TLSF;Paradone Printing Black BLSF;5-bromo-2-(9-chloro-3-oxonaphtho(1,2-b)thien-2(3h)-ylidene)-3-indolinon;(2E)-5-bromo-2-(9-chloro-3-oxobenzo[g][1]benzothiol-2-ylidene)-1H-indol-3-one;5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one
CBNumber
CB6926692
Molecular Formula
C20H9BrClNO2S
Formula Weight
442.71
MOL File
3687-67-0.mol
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5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Property

Boiling point:
559.8±50.0 °C(Predicted)
Density 
1.6215 (estimate)
pka
-5.99±0.20(Predicted)
EPA Substance Registry System
3H-Indol-3-one, 5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro- (3687-67-0)
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Hazard and Precautionary Statements (GHS)

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5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Chemical Properties,Usage,Production

Preparation

9-Chloronaphtho[1,2-b]thiophen-3(2H)-one with 5-Bromo-2-chloro-3H-indol-3-one?condensation.

Properties and Applications

blue light grey to blue black. Black powder. Not soluble in organic solvent. In concentrated sulfuric acid for olive, dilution after black precipitation; In concentrated nitric acid for black. Alkaline reduction leuco for gold; Acid reduction leuco for pale yellow. Mainly used for cotton fabric printing, also can be used for silk and wool dyeing. When dyed cotton commonly used in dyeing light color; When printing is suitable for direct printing, dyeing of wool when good affinity.

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

5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Preparation Products And Raw materials

Raw materials

Preparation Products

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5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Suppliers

China 2 France 1 Germany 1 India 1 The Netherlands 1 United States 1 Global 7
Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Fax
027-59599243
Email
linda@hubeijusheng.com
Country
CHINA
ProdList
28180
Advantage
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3687-67-0, 5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-oneRelated Search:

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  • 5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one
  • Vat Black 1
  • (2E)-5-bromo-2-(9-chloro-3-oxobenzo[g][1]benzothiol-2-ylidene)-1H-indol-3-one
  • 5-bromo-2-(9-chloro-3-oxonaphtho(1,2-b)thien-2(3h)-ylidene)-3-indolinon
  • C.I. Vat black 1
  • 2-(5-Bromo-3-oxo-2,3-dihydro-1H-indol-2-ylidene)-9-chloro-2,3-dihydronaphtho[1,2-b]thiophen-3-one
  • C.I.73670
  • Helanthrene Black BL
  • Paradone Printing Black BLSF
  • Paradone Printing Black TLSF
  • 3H-Indol-3-one, 5-bromo-2-(9-chloro-3-oxonaphtho[ 1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-
  • C.I.Vat Black 1:C.I.73670
  • 3687-67-0
  • C20H9BrClNO2S
  • Organics