P-ANILINOPHENOL
4-(phenylamino)phenol
CAS: 122-37-2
Molecular Formula: C12H11NO
P-ANILINOPHENOL - Names and Identifiers
P-ANILINOPHENOL - Physico-chemical Properties
| Molecular Formula | C12H11NO |
| Molar Mass | 185.22 |
| Density | 1.0936 (rough estimate) |
| Melting Point | 67-73°C |
| Boling Point | 190°C |
| Flash Point | 209°C |
| Vapor Presure | 8.52E-05mmHg at 25°C |
| Appearance | Bright yellow crystal |
| Color | Gray, solid leaflets |
| BRN | 511942 |
| pKa | 10.46±0.13(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | 1.5300 (estimate) |
| Use | It is used as an intermediate of medicine, dye and pesticide, and is also an intermediate of rubber auxiliary. |
P-ANILINOPHENOL - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R37/38 - Irritating to respiratory system and skin. R41 - Risk of serious damage to eyes R22 - Harmful if swallowed R21 - Harmful in contact with skin |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S36/39 - |
| UN IDs | UN2811 |
| RTECS | SJ6950000 |
| TSCA | Yes |
| HS Code | 29222990 |
| Hazard Class | 6.1 |
| Packing Group | III |
| Toxicity | LD50 oral in rat: 3300mg/kg |
P-ANILINOPHENOL - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | p-hydroxydiphenylamine is diphenylamine organic matter, mainly used as intermediate of medicine, dye and pesticide, and also intermediate of rubber additive. |
| category | toxic substances |
| toxicity classification | poisoning |
| acute toxicity | oral-rat LD50: 1220 mg/kg; Oral-mouse LD50: 2120 mg/kg |
| stimulation data | eyes-rabbit 0.25 mg/24 hours severe |
| flammability hazard characteristics | combustible; combustion produces toxic nitrogen oxide smoke |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from food raw materials |
| fire extinguishing agent | dry powder, foam, sand, carbon dioxide, mist water |
| occupational standard | STEL 0.5 mg/m3 |
Last Update：2024-04-09 20:52:54
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