Chemical Name: (Z)-2-cyano-3-hydroxy-N-(3-(trifluoromethyl)phenyl)but-2-enamide
Smiles: O=C(/C(C#N)=C(O)/C)NC1=CC(C(F)(F)F)=CC=C1
Inchi: InChI=1S/C22H24N2O8.ClH/c1-7-8-5-4-6-9(25)11(8)16(26)12-10(7)17(27)14-15(24(2)3)18(28)13(21(23)31)20(30)22(14,32)19(12)29;/h4-7,10,14-15,17,25,27-29,32H,1-3H3,(H2,23,31);1H/t7-,10-,14-,15+,17+,22+;/m1./s1
Isolation and characterization of a degradation product in leflunomide and a validated selective stability-indicating HPLC–UV method for their quantification
Balraj Saini and Gulshan Bansal
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Rapid Stability Indicating HPLC Method for the Analysis of Leflunomide and Its Related Impurities in Bulk Drug and Formulations
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