3,5-Dibromo-2-Chloropyrazine(CAS: 1082843-70-6)

3,5-Dibromo-2-Chloropyrazine (CAS: 1082843-70-6) is a crystalline solid with a molecular weight of approximately 286.03 g/mol. It has a low solubility in water but is more soluble in organic solvents like ethanol and acetone. This compound exhibits moderate reactivity, particularly towards nucleophiles and reducing agents. It is stable under normal conditions but should be stored in a cool, dry place away from moisture and heat.

3,5-Dibromo-2-Chloropyrazine (CAS: 1082843-70-6) is typically synthesized through the reaction of 2-chloropyrazine with bromine in the presence of a catalyst such as iron(III) chloride. The reaction yields a mixture of isomers, and the desired product can be isolated by recrystallization. The yield is generally around 70-80%, and the reaction is exothermic, requiring careful temperature control.

3,5-Dibromo-2-Chloropyrazine (CAS: 1082843-70-6) is used in various industries, particularly in the pharmaceutical sector for the synthesis of certain drug intermediates. It is also employed in the polymer industry for the production of speciality polymers, and in the chemical sensing field for developing gas sensors. Additionally, it has applications in the semiconductor industry as a dopant material.

When handling 3,5-Dibromo-2-Chloropyrazine (CAS: 1082843-70-6), appropriate personal protective equipment (PPE) should be worn, including gloves, goggles, and a lab coat. It should be handled in a fume hood to prevent inhalation of vapors. Spills should be carefully cleaned up using appropriate absorbents, and the area should be well-ventilated. In case of skin contact or inhalation, seek medical attention immediately. Always refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.