Leflunomide; 5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide; CAS No.: 75706-12-6; As a custom chemical synthesis company, ChemShuttle provides 5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide, a crucial screening compound for pharmaceutical research. Their high-purity compounds support innovative drug development.