Category
Leflunomide
CAS Number
STD- 75706-12-6: IMP-B- 163451-81-8: IMP-C- 61643-23-0
Molecular Formula
STD- C12H9F3N2O2: IMP-B- C12H9F3N2O2: IMP-C- C12H9F3N2O2
Molecular Weight
STD- 270.21: IMP-B- 270.21: IMP-C- 270.21
Synonym

Leflunomide  (5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide)

Léflunomide EP Impureté B ((2Z)-2-cyano-3-hydroxy-N-[4-(trifluoromethyl)phenyl]but-2-enamide)

Léflunomide EP Impureté C (5-Methyl-N-[3-(trifluoromethyl)phenyl]-4-isoxazolecarboxamide)

Leflunomide for peak identification CRS
Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Leflunomide for Peak Identification CRS is a certified reference standard (CRS) specifically designed for the identification and confirmation of Leflunomide peaks during chromatographic analysis. It is essential for ensuring accuracy, precision, and reproducibility during method development, method validation, routine quality control, stability studies.