A0653412
2-Amino-4-nitrophenol , 98% , 99-57-0
Synonym(s):
2-Hydroxy-5-nitroaniline
CAS NO.：99-57-0
Empirical Formula: C6H6N2O3
Molecular Weight: 154.12
MDL number: MFCD00007695
EINECS: 202-767-9
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 140-143 °C (lit.) |
| Boiling point: | 322.46°C (rough estimate) |
| Density | 1.3617 (estimate) |
| vapor pressure | 0.005Pa at 25℃ |
| refractive index | 1.6890 (rough estimate) |
| Flash point: | 100 °C |
| storage temp. | Refrigerator, Under Inert Atmosphere |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| pka | 6.82±0.22(Predicted) |
| form | Solid |
| color | Dark Yellow to Brown |
| Water Solubility | slightly soluble |
| BRN | 776533 |
| Henry's Law Constant | 4.5×106 mol/(m3Pa) at 25℃, HSDB (2015) |
| Cosmetics Ingredients Functions | HAIR DYEING |
| Cosmetic Ingredient Review (CIR) | 2-Amino-4-nitrophenol (99-57-0) |
| InChI | 1S/C6H6N2O3/c7-5-3-4(8(10)11)1-2-6(5)9/h1-3,9H,7H2 |
| InChIKey | VLZVIIYRNMWPSN-UHFFFAOYSA-N |
| SMILES | Nc1cc(ccc1O)[N+]([O-])=O |
| LogP | 1.26 |
| CAS DataBase Reference | 99-57-0(CAS DataBase Reference) |
| IARC | 3 (Vol. 57) 1993 |
| EPA Substance Registry System | 2-Amino-4-nitrophenol (99-57-0) |
Description and Uses
An aromatic constituent found in hair dyes and other cosmetic products with very low levels of mutagenic activity.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| target organs | Respiratory system |
| PPE | dust mask type N95 (US), Eyeshields, Gloves |
| Hazard Codes | Xi,Xn |
| Risk Statements | 36/37/38-68-43-40-20/21/22 |
| Safety Statements | 26-45-36/37/39-36 |
| RIDADR | 2811 |
| WGK Germany | 2 |
| RTECS | SJ6300000 |
| Hazard Note | Irritant |
| TSCA | TSCA listed |
| HS Code | 29071990 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
| Hazardous Substances Data | 99-57-0(Hazardous Substances Data) |
| REACH Registrations | Active |
