7,16-Dibromo-6,15-dihydroanthrazine-5,9,14,18-tetrone
7,16-Dibromo-6,15-dihydroanthrazine-5,9,14,18-tetrone Basic information
- Product Name:
- 7,16-Dibromo-6,15-dihydroanthrazine-5,9,14,18-tetrone
- Synonyms:
-
- 7,16-Dibromo-6,15-dihydroanthrazine-5,9,14,18-tetrone
- C.I.69815
- C.I.Vat Blue 11
- Indanthren Blue GC
- C.I.Vat Blue 11:C.I.69815
- Vat Blue 11
- 5,9,14,18-Anthrazinetetrone, 7,16-dibromo-6,15-dihydro-
- CAS:
- 130-19-8
- MF:
- C28H12Br2N2O4
- MW:
- 600.21
- Mol File:
- 130-19-8.mol
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7,16-Dibromo-6,15-dihydroanthrazine-5,9,14,18-tetrone Chemical Properties
- Boiling point:
- 235-245 °C
- Density
- 1.820±0.06 g/cm3(Predicted)
- pka
- -4.69±0.20(Predicted)
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7,16-Dibromo-6,15-dihydroanthrazine-5,9,14,18-tetrone Usage And Synthesis
Preparation
(a) blue anthrone in sulfuric acid in bromination, (b) in the presence of copper chloride 2-Aminoanthracene-9,10-dione (2 Moore) from condensation.
Properties and Applications
brilliant blue. Not soluble in ethanol. In concentrated sulfuric acid to dark yellow brown. Dilution after blue precipitation; In the basic insurance powder solution for blue; In the acidic insurance powder solution for blue.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 3 | 7-8 | 4 | 4-5 | ||