Acid black 48
- CAS NO.：1328-24-1
- Empirical Formula: C28H18N3NaO7S
- Molecular Weight: 563.51
- MDL number: MFCD00070311
- EINECS: 215-518-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:56:12
What is Acid black 48?
Chemical properties
black fine powder
Preparation
(a) N-(9,10-dioxo-9,10-dihydroanthracene-1-yl)-1-aminoanthracene-9,10-dione?and 1-Amino-4-bromoanthracene-9,10-dione in copper and sodium acetate under existing condensation, then with hair smoke sulphonated sulfuric acid (with or without boric acid all but), and translated into sodium salt.
Properties and Applications
blue ash to green light navy blue. Soluble in ethanol, slightly soluble in soluble fiber element, insoluble in benzene, acetone, chloroform organic solvents. The strong sulfuric acid for gray, after diluted gray precipitation.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 6-7 | 3 | 3 | 4 | 3 | 4 | ||
| AATCC | 6-7 | 4 | 4 | 3 | 3 | 5 | ||
Properties of Acid black 48
| Melting point: | 275 °C |
| EPA Substance Registry System | C.I. Acid Black 48 (1328-24-1) |
Safety information for Acid black 48
Computed Descriptors for Acid black 48
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