2840-29-1
3-Amino-4-bromobenzoic acid
CAS: 2840-29-1
Molecular Formula: C7H6BrNO2
2840-29-1 - Names and Identifiers
| Name | 3-Amino-4-bromobenzoic acid |
| Synonyms | 3-Amino-4-bromobenzoic acid benzoic acid, 3-amino-4-bromo- Benzoic acid, 3-amino-4-bromo- |
| CAS | 2840-29-1 |
| InChI | InChI=1/C7H6BrNO2/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3H,9H2,(H,10,11) |
2840-29-1 - Physico-chemical Properties
| Molecular Formula | C7H6BrNO2 |
| Molar Mass | 216.03 |
| Density | 1.793±0.06 g/cm3(Predicted) |
| Melting Point | 226-230 °C |
| Boling Point | 371.0±32.0 °C(Predicted) |
| Flash Point | 178.2°C |
| Vapor Presure | 3.69E-06mmHg at 25°C |
| pKa | 4.13±0.10(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Sensitive | Sensitive to air |
| Refractive Index | 1.672 |
| MDL | MFCD00579106 |
2840-29-1 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
| UN IDs | UN 2811 6.1 / PGIII |
| WGK Germany | 3 |
| HS Code | 29224999 |
2840-29-1 - Reference Information
| use | 3-amino -4-bromobenzoic acid, English name: 3-Amino-4-bromobenzoic acid, density: 1.793g/cm3, boiling point: 260-230°C, melting point: 226-230°C, commonly used pharmaceutical and chemical intermediates. |
| preparation | 3-amino -4-bromobenzoic acid can be obtained from the easily available 4-bromobenzoic acid after nitrification reaction with fuming nitric acid, 3-nitro -4-bromobenzoic acid, a key intermediate, is prepared by hydrogenation reaction with palladium-carbon catalyst. |
Last Update：2024-04-09 21:01:54
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