2-Bromo-1-methyl-1H-imidazole(CAS: 16681-59-7)

2-Bromo-1-methyl-1H-imidazole is a crystalline solid with a molecular weight of approximately 184.03 g/mol. It is slightly soluble in water and more soluble in organic solvents such as ethanol and acetone. Chemically, it is relatively stable but can react with strong nucleophiles. It has a pKa of around 7.5 in aqueous solution.

2-Bromo-1-methyl-1H-imidazole can be synthesized by bromination of 1-methylimidazole in the presence of a Lewis acid catalyst, such as aluminum bromide. The reaction is typically carried out in an inert solvent like dichloromethane at room temperature. This method provides good selectivity and yield.

2-Bromo-1-methyl-1H-imidazole is used in the pharmaceutical industry for the synthesis of various drugs, and in the chemical industry for the preparation of heterocyclic compounds. It is also utilized in the development of sensors and as a precursor in semiconductor manufacturing processes.

When handling 2-Bromo-1-methyl-1H-imidazole, appropriate personal protective equipment (PPE) should be worn, including gloves, goggles, and a lab coat. It should be conducted in a well-ventilated area or a fume hood. Spills should be cleaned up using appropriate absorbent materials, and the area should be thoroughly decontaminated. Always refer to the Safety Data Sheet (SDS) for specific handling instructions and emergency procedures.