Vat Black 7
Vat Black 7 Basic information
- Product Name:
- Vat Black 7
- Synonyms:
-
- Vat Black 7
- C.I.Vat Black 7:C.I.59850
- CAS:
- 12262-53-2
- MW:
- 0
- Mol File:
- Mol File
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Vat Black 7 Usage And Synthesis
Preparation
Dinaphtho[1,2,3-cd:3′,2′,1′-lm]perylene-5,10-dione suspension in Acetic acid glacial or 40 chloroacetic acid in nitrification.
Properties and Applications
green black. Soluble in 2 – Chlorophenol, 1, 2, 3, 4 – Tetrahydronaphthalene, Xylene, slightly soluble in Acetone, Chloroform, Pyridine , Toluene, insoluble in Etanol. In concentrated sulfuric acid to dark purple, dilution after dark purple precipitation; In concentrated nitric acid for green, In the basic insurance powder solution for purple; In the acidic insurance powder solution for wine.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 5 | 7-8 | 5 | 4 | 5 | 5 |