Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
2-Cyano-3-hydroxy-N-(4-methylphenyl)-2-butenamide is an impurity of Teriflunomide (A771726) which is the active metabolite of Leflunomide, a potent disease-modifying antirheumatic drug used in the treatment of rheumatoid arthritis.