4-(4-bromophenyl)-1H-pyrazol-3-amine(CAS: 57999-08-3)

4-(4-Bromophenyl)-1H-pyrazol-3-amine (CAS: 57999-08-3) is a white crystalline solid with a molecular weight of approximately 263.04 g/mol. It has a low solubility in water but is more soluble in organic solvents. It is mildly reactive towards nucleophiles and can form complexes with various metals. This compound is often used in medicinal chemistry and material science applications.

4-(4-Bromophenyl)-1H-pyrazol-3-amine is typically synthesized via a multistep process starting from bromobenzene. The reaction involves the condensation of bromobenzene with an appropriate amine followed by further transformations. Common methods include palladium-catalyzed cross-coupling reactions and aminolysis. Yields are generally moderate to good, and selectivity is high.

4-(4-Bromophenyl)-1H-pyrazol-3-amine (CAS: 57999-08-3) is used in pharmaceuticals for the development of novel drugs, particularly in immunomodulatory and antiviral therapies. It is also utilized in materials science for the synthesis of advanced polymers and sensors due to its unique chemical properties.

Proper personal protective equipment (PPE) including gloves, goggles, and a lab coat should be worn when handling 4-(4-bromophenyl)-1H-pyrazol-3-amine (CAS: 57999-08-3). Work should be conducted in a well-ventilated fume hood to avoid inhalation. Spills should be cleaned up immediately using appropriate absorbent materials, and disposal should follow local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and safety information.