2-Bromo-4,5-dichloro-1H-imidazole(CAS: 16076-27-0)

2-Bromo-4,5-dichloro-1H-imidazole is a white or off-white crystalline solid with a molecular weight of approximately 233.02 g/mol. It is poorly soluble in water but soluble in common organic solvents like DMSO and DMF. Chemically, it is highly reactive towards nucleophiles, making it useful in various synthetic reactions. Its physical properties include a melting point around 260°C and a density of about 1.5 g/cm³.

2-Bromo-4,5-dichloro-1H-imidazole can be synthesized by the reaction of 4,5-dichloro-1H-imidazole with N-bromosuccinimide (NBS) in the presence of a radical initiator like benzoyl peroxide. This method provides good yield and selectivity, making it a common route for its production. The reaction typically occurs under UV light or other suitable photoreduction conditions.

2-Bromo-4,5-dichloro-1H-imidazole is used in various industries, including pharmaceuticals for its antimicrobial properties, where it can be incorporated into drug formulations. It is also used in the synthesis of polymers and as a precursor in the development of sensors and semiconductors. Its versatility in chemical reactions makes it a valuable compound in both academic and industrial research settings.

Handling 2-Bromo-4,5-dichloro-1H-imidazole requires safety precautions due to its reactivity and potential for skin and respiratory irritation. Wear appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. Work in a well-ventilated area or a fume hood to avoid inhalation. Store in a cool, dry place away from heat and direct sunlight. In case of spill, clean up using appropriate absorbent materials and dispose of waste according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed information.