What are the physical and chemical properties of 5-Bromo-4-chlorothieno[2,3-d]pyrimidine (CAS: 814918-95-1)?

5-Bromo-4-chlorothieno[2,3-d]pyrimidine is a solid and crystalline compound with a molecular weight of approximately 248.01 g/mol. It has a solubility of 0.1 g/100 mL in water and is slightly soluble in common organic solvents such as ethanol and acetone. This compound is known for its low reactivity under normal conditions but can undergo substitution reactions under certain conditions. It is stable under normal temperature and pressure but should be stored in a cool, dark place to prevent degradation.