| 4-Aminophenol Basic information |
| Product Name: | 4-Aminophenol |
| CAS: | 123-30-8 |
| MF: | C6H7NO |
| MW: | 109.13 |
| EINECS: | 204-616-2 |
| Mol File: | 123-30-8.mol |
| 4-Aminophenol Chemical Properties |
| Melting point | 188 °C |
| Boiling point | 284 °C |
| density | 1.29 |
| vapor pressure | 0.4 hPa (110 °C) |
| refractive index | 1.5444 (estimate) |
| Fp | 189 °C |
| storage temp. | 2-8°C |
| solubility | water: slightly soluble |
| form | Crystalline Powder |
| pka | 5.48, 10.30(at 25℃) |
| color | White to cream |
| Water Solubility | 1.5 g/100 mL (20 ºC) |
| Sensitive | Air & Light Sensitive |
| Decomposition | 284 °C |
| Merck | 14,462 |
| BRN | 385836 |
| Henry's Law Constant | 2.7×104 mol/(m3Pa) at 25℃, Duchowicz et al. (2020) |
| Stability: | Stable, though may discolour in air. Incompatible with acids, chloroformates, strong oxidizing agents. |
| Cosmetics Ingredients Functions | HAIR DYEING |
| Cosmetic Ingredient Review (CIR) | 4-Aminophenol (123-30-8) |
| InChI | 1S/C6H7NO/c7-5-1-3-6(8)4-2-5/h1-4,8H,7H2 |
| InChIKey | PLIKAWJENQZMHA-UHFFFAOYSA-N |
| SMILES | Nc1ccc(O)cc1 |
| LogP | -0.09-0.04 at 25℃ |
| CAS DataBase Reference | 123-30-8(CAS DataBase Reference) |
| NIST Chemistry Reference | Phenol, 4-amino-(123-30-8) |
| EPA Substance Registry System | p-Aminophenol (123-30-8) |
