7,7'-Dibromo-5,5'-dichloro-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione
7,7'-Dibromo-5,5'-dichloro-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione Basic information
- Product Name:
- 7,7'-Dibromo-5,5'-dichloro-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione
- Synonyms:
-
- 7,7'-Dibromo-5,5'-dichloro-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione
- BASF Brilliant Indigo BB
- Brilliant Indigo BASF/2B
- C.I.73050
- C.I.Vat Blue 37
- AC1MFIQD
- 3H-Indol-3-one, 7-bromo-2-(7-bromo-5-chloro-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-5-chloro-1,2-dihydro-
- C.I.Vat Blue 37:C.I.73050
- CAS:
- 6371-35-3
- MF:
- C16H6Br2Cl2N2O2
- MW:
- 488.95
- Mol File:
- 6371-35-3.mol
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7,7'-Dibromo-5,5'-dichloro-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione Usage And Synthesis
Preparation
(a) 5,5′-Dichlomindigotin?(GP 224204224 810); (b) 7,7′-Dibromoindigo chlorinated (GP 237262)
Properties and Applications
blue. In concentrated sulfuric acid to blue light green, dilution after blue flocks; In the basic insurance powder solution for yellow brown; In the acidic insurance powder solution for colorless.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 2 | 4 | 2-3 | 3 | ||
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7,7'-Dibromo-5,5'-dichloro-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione(6371-35-3)Related Product Information
- Vat Blue 42
- Vat Blue 43
- Vat Blue 4
- 3H-Indol-3-one,5-dromo-2-1,3-dihydro-3-oxo-2H-indol-2-ylidene-1,2-dihydro
- 3H-Indol-3-one, 5,7-dichloro-2-(4-chloro-1-oxo-2(1H)-naphthalenylidene)-1,2-dihydro-4,6-dimethyl-
- 5,7-dichloro-2-(5,7-dichloro-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one
- 5-Chloro-2-(5,7-dichloro-3-oxobenzo[b]thiophen-2(3H)-ylidene)-7-methoxy-4-methyl-1H-indol-3(2H)-one
- 4-(3-CARBAZOLYLAMINO)PHENOL
- C.I.Vat Blue 35