| Identification | Back Directory | [Name]
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one | [CAS]
3687-67-0 | [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 BLSF
Paradone Printing Black TLSF
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
3H-Indol-3-one, 5-bromo-2-(9-chloro-3-oxonaphtho[ 1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-
2-(5-Bromo-3-oxo-2,3-dihydro-1H-indol-2-ylidene)-9-chloro-2,3-dihydronaphtho[1,2-b]thiophen-3-one | [EINECS(EC#)]
222-983-7 | [Molecular Formula]
C20H9BrClNO2S | [MDL Number]
MFCD01718527 | [MOL File]
3687-67-0.mol | [Molecular Weight]
442.71 |
| Hazard Information | Back Directory | [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.
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Standard
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Ironing Fastness
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Chlorine bleach
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Light Fastness
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Mercerized
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Oxygen bleach
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Soaping
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Fading
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Stain
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ISO
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4-5
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5
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6-7
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4-5
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4
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4-5
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5
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AATCC
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4
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5
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6
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4
|
|
|
|
|
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