What are the physical and chemical properties of 3-Bromo-1,5-dimethyl-1H-pyrazole (CAS: 5744-80-9)?

3-Bromo-1,5-dimethyl-1H-pyrazole (CAS: 5744-80-9) is a white or off-white crystalline solid with a molecular weight of approximately 196.04 g/mol. It is slightly soluble in water and more soluble in organic solvents like ethanol and acetone. This compound is known for its stability under normal conditions but can undergo substitution reactions, particularly with nucleophiles. It is often used in organic synthesis and as a precursor in various chemical processes.