Velpatasvir 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.
N-Boc-4-oxo-L-proline
CAT No: VS-V016007
CAS No: 84348-37-8
Mol.F.: C10H15NO5
Mol.Wt.: 229.2
Status: Custom Synthesis
Velpatasvir Diastereomer 1
CAT No: VS-V016010
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 10
CAT No: VS-V016019
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 11
CAT No: VS-V016020
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 12
CAT No: VS-V016021
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 13
CAT No: VS-V016022
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 14
CAT No: VS-V016023
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 15
CAT No: VS-V016024
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 16
CAT No: VS-V016025
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 2
CAT No: VS-V016011
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 3
CAT No: VS-V016012
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 4
CAT No: VS-V016013
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 5
CAT No: VS-V016014
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 6
CAT No: VS-V016015
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 7
CAT No: VS-V016016
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 8
CAT No: VS-V016017
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Diastereomer 9
CAT No: VS-V016018
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatasvir Hydrobromide
CAT No: VS-V016002
CAS No: 1842428-08-3
Mol.F.: C49H54N8O8 : 2(HBr)
Mol.Wt.: 883.0 : 2(80.9)
Status: Custom Synthesis
Velpatasvir Hydrochloride
CAT No: VS-V016001
CAS No: 1842428-05-0
Mol.F.: C49H54N8O8 : 2(HCl)
Mol.Wt.: 883.0 : 2(36.5)
Status: Custom Synthesis
Velpatasvir Impurity 1
CAT No: VS-V016026
CAS No: 1965253-64-8
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 10
CAT No: VS-V016035
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.4
Status: Custom Synthesis
Velpatasvir Impurity 11
CAT No: VS-V016036
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.4
Status: Custom Synthesis
Velpatasvir Impurity 12
CAT No: VS-V016037
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.4
Status: Custom Synthesis
Velpatasvir Impurity 13
CAT No: VS-V016038
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.4
Status: Custom Synthesis
Velpatasvir Impurity 14
CAT No: VS-V016039
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.4
Status: Custom Synthesis
Velpatasvir Impurity 15
CAT No: VS-V016040
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.4
Status: Custom Synthesis
Velpatasvir Impurity 16
CAT No: VS-V016041
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.3
Status: Custom Synthesis
Velpatasvir Impurity 17
CAT No: VS-V016042
CAS No: N/A
Mol.F.: C47H52N8O6
Mol.Wt.: 825
Status: Custom Synthesis
Velpatasvir Impurity 18
CAT No: VS-V016043
CAS No: N/A
Mol.F.: C47H52N8O6
Mol.Wt.: 825
Status: Custom Synthesis
Velpatasvir Impurity 19
CAT No: VS-V016044
CAS No: N/A
Mol.F.: C45H50N8O4
Mol.Wt.: 767.0
Status: Custom Synthesis
Velpatasvir Impurity 2
CAT No: VS-V016027
CAS No: N/A
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 20
CAT No: VS-V016045
CAS No: N/A
Mol.F.: C42H43N7O5
Mol.Wt.: 725.9
Status: Custom Synthesis
Velpatasvir Impurity 21
CAT No: VS-V016046
CAS No: N/A
Mol.F.: C53H54N8O9
Mol.Wt.: 947.1
Status: Custom Synthesis
Velpatasvir Impurity 22
CAT No: VS-V016047
CAS No: N/A
Mol.F.: C45H54N8O7
Mol.Wt.: 819
Status: Custom Synthesis
Velpatasvir Impurity 23
CAT No: VS-V016048
CAS No: N/A
Mol.F.: C51H58N8O9
Mol.Wt.: 927.1
Status: Custom Synthesis
Velpatasvir Impurity 3
CAT No: VS-V016028
CAS No: N/A
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 4
CAT No: VS-V016029
CAS No: N/A
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 5
CAT No: VS-V016030
CAS No: N/A
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 6
CAT No: VS-V016031
CAS No: N/A
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 7
CAT No: VS-V016032
CAS No: N/A
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 8
CAT No: VS-V016033
CAS No: N/A
Mol.F.: C17H22N2O6
Mol.Wt.: 350.4
Status: Custom Synthesis
Velpatasvir Impurity 9
CAT No: VS-V016034
CAS No: N/A
Mol.F.: C13H22N2O5
Mol.Wt.: 286.4
Status: Custom Synthesis
Velpatasvir intermediate
CAT No: VS-V016049
CAS No: 1378391-45-7
Mol.F.: C44H53N7O7
Mol.Wt.: 791.93
Status: Custom Synthesis
Velpatasvir Intermediate 1
CAT No: VS-V016008
CAS No: 1378390-29-4
Mol.F.: C19H15BrO3
Mol.Wt.: 371.2
Status: Custom Synthesis
Velpatasvir Intermediate 2
CAT No: VS-V016009
CAS No: 1378388-16-9
Mol.F.: C12H21NO5
Mol.Wt.: 259.3
Status: Custom Synthesis
Velpatasvir Keto Analog
CAT No: VS-V016004
CAS No: N/A
Mol.F.: C49H52N8O9
Mol.Wt.: 897
Status: Custom Synthesis
Velpatasvir R, R Isomer (Imidazole) Boc
CAT No: VS-V016006
CAS No: N/A
Mol.F.: C44H53N7O7
Mol.Wt.: 791.9
Status: Custom Synthesis
Velpatasvir Regioisomer
CAT No: VS-V016003
CAS No: N/A
Mol.F.: C49H54N8O8
Mol.Wt.: 883
Status: Custom Synthesis
Velpatsvir Hydroxy Analog
CAT No: VS-V016005
CAS No: N/A
Mol.F.: C49H54N8O9
Mol.Wt.: 899
Status: Custom Synthesis
