Molecular Formula | C4H3BrN2O2 |
Molar Mass | 190.98 |
Density | 2.129±0.06 g/cm3(Predicted) |
Melting Point | 240 °C (decomp) |
Boling Point | 440.6±30.0 °C(Predicted) |
Flash Point | 146.1°C |
Vapor Presure | 0.000372mmHg at 25°C |
pKa | 2.63±0.10(Predicted) |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.579 |
application | 4-bromo-1 H-pyrazole -3-formic acid as a kind of pyrazole compounds has also been widely used in medicine, pesticides and other aspects. |
Preparation | Using 4-bromo-3-methylpyrazole as raw material, the target compound was prepared through oxidation reaction. The influence of various reaction conditions on the yield was discussed, and the optimal reaction conditions were obtained. The synthesis reaction formula is as follows: |