Acid Orange 33
- CAS NO.：6507-77-3
- Empirical Formula: C34H31N4NaO8S2
- Molecular Weight: 710.75
- EINECS: 229-396-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:15:30
What is Acid Orange 33?
Preparation
1,1-Bis(4-aminophenyl)cyclohexane double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and phenol coupling.
Properties and Applications
red light orange. Soluble in water for gold orange, in ethanol has a solubility, orange for gold. The strong sulfuric acid in orange, diluted the same color. Its water solution with hydrochloric acid into orange; Add thick sodium hydroxide solution for yellow brown. Mainly used for wool, silk and polyamide fiber dyeing and printing, also can be used for paper, hemp, sisal, leather and straw dyeing.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4-5 | 3-4 | 3-4 | 3 | 3 | 4 | ||
Properties of Acid Orange 33
| EPA Substance Registry System | 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[[4-[1-[4-[(4-hydroxyphenyl)azo]phenyl]cyclohexyl]phenyl]azo]-, disodium salt (6507-77-3) |
Safety information for Acid Orange 33
Computed Descriptors for Acid Orange 33
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