How is 2-Chloro-N-[(4,6-dimethoxy-2-pyrimidinyl)carbamoyl]imidazo[1,2-a]pyridine-3-sulfonamide (CAS: 122548-33-8) typically synthesized?

2-Chloro-N-[(4,6-dimethoxy-2-pyrimidinyl)carbamoyl]imidazo[1,2-a]pyridine-3-sulfonamide is typically synthesized via a multi-step process involving the protection and functionalization of the imidazo[1,2-a]pyridine ring, followed by the introduction of the pyrimidine moiety and the sulfonamide group. Key reagents include chlorides, amines, and sulfonic acids. The method often involves the use of coupling agents and base catalysts to ensure optimal yield and selectivity.