| Identification | Back Directory | [Name]
5,7-dichloro-2-(5,7-dichloro-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one | [CAS]
6371-38-6 | [Synonyms]
C.I.73040
Vat Blue 41
C.I.Vat Blue 41
Einecs 228-896-0
C.I.Vat Blue 41:C.I.73040
Δ2,2'-Bi[5,7-dichloroindoline-3-one]
5,5',7,7'-Tetrachloro-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione
5,7-dichloro-2-(5,7-dichloro-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one
3H-Indol-3-one, 5,7-dichloro-2-(5,7-dichloro-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- | [EINECS(EC#)]
228-896-0 | [Molecular Formula]
C16H6Cl4N2O2 | [MDL Number]
MFCD01989872 | [MOL File]
6371-38-6.mol | [Molecular Weight]
400.04 |
| Hazard Information | Back Directory | [Preparation]
(a)3,5-Dichloro-N-(carboxymethyl)anthranilic acid and Acetic anhydride reaction, with Sodium hydroxide product processing, then use air oxidation; (b) in Acetic anhydride and Sodium acetate trihydrate existence, 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- in Acetic acid glacial chloride in four (FIAT 764). Commodity dyes for the three and tetrachloro indigo dye mixture. | [Properties and Applications]
red light blue. Insoluble in Etanol. In concentrated sulfuric acid to blue light green, dilution after blue precipitation; In the basic insurance powder solution for yellow.
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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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5
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1
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4-5
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3-4
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3
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3-4
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4
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