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) |
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 |
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 |
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. |