Leflunomide Related Products

Venkatasai is a leading innovator in the field of pharmaceutical reference standards, offering high-quality Reference Standards of Abacavir, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope-labeled compounds, and nitrosamines (N-NO products). Our Abacavir impurity reference standards play a vital role in pharmaceutical research, supporting product development, ANDA and DMF filings, quality control (QC), method validation, and stability studies. They are also instrumental in identifying unknown impurities and evaluating genotoxic potential. All Abacavir-related products are thoroughly characterized and supplied with comprehensive Certificates of Analysis (COA) and analytical data that comply with regulatory standards. EP/USP traceable standards can also be provided upon request. Furthermore, all supplied products undergo periodic re-testing to ensure continued quality and reliability.

3-Trifluoro Isomer

CAT No: VS-L018013
CAS No: 62004-05-1
Mol.F.: C12H9F3N2O2
Mol.Wt.: 270.2
Status: Custom Synthesis

5-Methylisoxazole-3-carboxylic-d4 Acid

CAT No: VS-L018014
CAS No: 1267623-84-6
Mol.F.: C5HD4NO3
Mol.Wt.: 131.1
Status: Custom Synthesis

Ethyl 3-methylisoxazole-4-carboxylate

CAT No: VS-L018010
CAS No: 20328-15-8
Mol.F.: C7H9NO3
Mol.Wt.: 155.2
Status: Custom Synthesis

Ethyl 5-Methylisoxazole-4-Carboxylate

CAT No: VS-L018017
CAS No: 51135-73-0
Mol.F.: C7H9NO3
Mol.Wt.: 155.15
Status: Custom Synthesis

Leflunomide

CAT No: VS-L018000
CAS No: 75706-12-6
Mol.F.: C12H9F3N2O2
Mol.Wt.: 270.2
Status: Custom Synthesis

Leflunomide EP Impurity A 

CAT No: VS-L018001
CAS No: 455-14-1
Mol.F.: C7H6F3N
Mol.Wt.: 161.1
Status: Custom Synthesis

Leflunomide EP Impurity B

CAT No: VS-L018002
CAS No: 163451-81-8
Mol.F.: C12H9F3N2O2
Mol.Wt.: 270.2
Status: In Stock

Leflunomide EP Impurity C

CAT No: VS-L018003
CAS No: 61643-23-0
Mol.F.: C12H9F3N2O2
Mol.Wt.: 270.2
Status: Custom Synthesis

Leflunomide EP Impurity D

CAT No: VS-L018004
CAS No: 42831-50-5
Mol.F.: C5H5NO3
Mol.Wt.: 127.1
Status: Custom Synthesis

Leflunomide EP Impurity E

CAT No: VS-L018005
CAS No: 208401-20-1
Mol.F.: C12H9F3N2O2
Mol.Wt.: 270.2
Status: In Stock

Leflunomide EP Impurity F

CAT No: VS-L018006
CAS No: 1403564-06-6
Mol.F.: C12H9F3N2O2
Mol.Wt.: 270.2
Status: Custom Synthesis

Leflunomide EP Impurity G

CAT No: VS-L018007
CAS No: 724429-16-7
Mol.F.: C12H12N2O2
Mol.Wt.: 216.2
Status: In Stock

Leflunomide EP Impurity H

CAT No: VS-L018008
CAS No: 24522-30-3
Mol.F.: C10H7F3N2O
Mol.Wt.: 228.2
Status: Custom Synthesis

Leflunomide Impurity 1

CAT No: VS-L018015
CAS No: 419534-37-5
Mol.F.: C10H7F3N2O
Mol.Wt.: 228.2
Status: Custom Synthesis

Leflunomide Impurity 2

CAT No: VS-L018016
CAS No: 17153-20-7
Mol.F.: C5H5NO3
Mol.Wt.: 127.1
Status: In Stock

Leflunomide Metabolite Ethyl Analog

CAT No: VS-L018011
CAS No: N/A
Mol.F.: C13H11F3N2O2
Mol.Wt.: 284.2
Status: Custom Synthesis

Leflunomide Related Compound (Methyl 5-methyl-1,2-oxazole-3-carboxylate)

CAT No: VS-L018012
CAS No: 19788-35-3
Mol.F.: C6H7NO3 
Mol.Wt.: 141.1
Status: Custom Synthesis

Teriflunomide-E Isomer

CAT No: VS-L018009
CAS No: 108605-62-5
Mol.F.: C12H9F3N2O2
Mol.Wt.: 270.2
Status: Custom Synthesis