p-[[p-(phenylazo)phenyl]azo]phenol
- CAS NO.：6250-23-3
- Empirical Formula: C18H14N4O
- Molecular Weight: 302.33
- MDL number: MFCD00071854
- EINECS: 228-370-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-20 15:44:18
![p-[[p-(phenylazo)phenyl]azo]phenol Structural](https://img.chemicalbook.in/CAS/GIF/6250-23-3.gif)
What is p-[[p-(phenylazo)phenyl]azo]phenol?
The Uses of p-[[p-(phenylazo)phenyl]azo]phenol
Disperse Yellow 23 is used in method for analyzing Azo compounds in sample using liquid Chromatograph mass spectrometer. Dyes and metabolites, Environmental Testing.
Preparation
P -Methylaniline and 4 – Chloro – 1, 2 – dinitrobenzene condensation
Properties and Applications
Red light yellow, yellow orange, orange. Used for polyester fiber, polyamide fiber, vinegar dyeing.
| Standard | Ironing Fastness | Light Fastness | Persperation Fastness | Washing Fastness | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| AATCC | 7 | 4-5 | 4 | ||||
Properties of p-[[p-(phenylazo)phenyl]azo]phenol
| Melting point: | 179-181 °C |
| Boiling point: | 443.37°C (rough estimate) |
| Density | 1.2276 (rough estimate) |
| refractive index | 1.6700 (estimate) |
| storage temp. | Refrigerator |
| solubility | DMSO (Slightly, Heated, Sonicated), Methanol (Slightly, Sonicated) |
| pka | 8.81±0.15(Predicted) |
| form | Solid |
| color | Very Dark Orange to Black |
| Water Solubility | 0.06047ug/L(25 ºC) |
| EPA Substance Registry System | C.I. Disperse Yellow 23 (6250-23-3) |
Safety information for p-[[p-(phenylazo)phenyl]azo]phenol
Computed Descriptors for p-[[p-(phenylazo)phenyl]azo]phenol
New Products
5-bromo-4-fluoro-2-nitrobenzaldehyde (R)-(-)-2-Amino-1-propanol Cyclobutanone Fmoc-OSu 1-(2-Chloroethyl)pyrrolidine Hydrochloride 2-Amino-2-(4-methylphenyl)acetic acid β-Bromostyrene Ethyl 3-phenylpropanoate Phenethyl cinnamate Dipropyl disulfide 4 pentyn 1 ol N-Vinylformamide Methacrylate-PEG-Methacrylate, Mn:35000 2,4-Dihydroxyacetophenone 2-Chloro 5-Fluoro Pyridine Vasicinone 2-Chloroisonicotinic Acid Tween 80 or Polysorbate 80 2-Butyn-1-oL 2-Pentyn-1-oL 4-Nitrobenzotrifluoride N-(4-fluoro-2-methoxy-5-nitrophenyl)-4-(1-methyl-1H-indol-3-yl)pyrimidin-2-amine Pirtobrutinib intd. N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamideRelated products of tetrahydrofuran
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