How is 4-Chloro-7-fluoro-3-iodo-6-methoxyquinoline (CAS: 1602859-53-9) typically synthesized?

4-Chloro-7-fluoro-3-iodo-6-methoxyquinoline is typically synthesized through a multistep process involving the introduction of chlorine, iodine, and methoxy groups onto the quinoline ring. Common reagents include iodine and methanol, with the use of Lewis acids as catalysts. The yield and selectivity of the reaction can range depending on the specific conditions.