Vardenafil 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.
Acetyl Vardenafil
CAT No: VS-V011015
CAS No: 1261351-28-3
Mol.F.: C25H34N6O3
Mol.Wt.: 466.6
Status: Custom Synthesis
N-Desethyl-N-Methyl Vardenafil
CAT No: VS-V011021
CAS No: 224785-87-9
Mol.F.: C22H30N6O4S
Mol.Wt.: 474.6
Status: Custom Synthesis
O-Desethyl Vardenafil
CAT No: VS-V011022
CAS No: 2411340-39-9
Mol.F.: C21H28N64S
Mol.Wt.: 460.6
Status: Custom Synthesis
Pseudo Vardenafil
CAT No: VS-V011013
CAS No: 224788-34-5
Mol.F.: C22H29N5O4S
Mol.Wt.: 459.6
Status: Custom Synthesis
Vardenafil Acetyl Analogue
CAT No: VS-V011019
CAS No: N/A
Mol.F.: C24H31N5O3
Mol.Wt.: 437.6
Status: Custom Synthesis
Vardenafil Benzoyl Impurity
CAT No: VS-V011014
CAS No: 1255919-01-7
Mol.F.: C26H30N6O4S
Mol.Wt.: 522.6
Status: Custom Synthesis
Vardenafil Carboxylic Acid Impurity
CAT No: VS-V011007
CAS No: 358390-39-3
Mol.F.: C18H20N4O4
Mol.Wt.: 356.4
Status: Custom Synthesis
Vardenafil Chlorosulfone Impurity
CAT No: VS-V011008
CAS No: 224789-26-8
Mol.F.: C17H19CIN4O4S
Mol.Wt.: 410.9
Status: Custom Synthesis
Vardenafil Dessulfonyl Impurity
CAT No: VS-V011009
CAS No: 224789-21-3
Mol.F.: C17H20N4O2
Mol.Wt.: 312.4
Status: Custom Synthesis
Vardenafil Di Ester Impurity (Z isomer)
CAT No: VS-V011023
CAS No: 75435-43-7
Mol.F.: C14H21NO7
Mol.Wt.: 315.3
Status: Custom Synthesis
Vardenafil Dihydrochloride
CAT No: VS-V011006
CAS No: 224789-15-5
Mol.F.: C23H32N6O4S : 2HCl
Mol.Wt.: 488.6 : 2(36.5)
Status: Custom Synthesis
Vardenafil EP Impurity A
CAT No: VS-V011002
CAS No: 2169247-39-4
Mol.F.: C21H28N6O4S
Mol.Wt.: 460.6
Status: In Stock
Vardenafil EP Impurity B
CAT No: VS-V011003
CAS No: 437717-43-6
Mol.F.: C17H20N4O5S
Mol.Wt.: 392.4
Status: Custom Synthesis
Vardenafil EP Impurity C
CAT No: VS-V011004
CAS No: 1255919-03-9
Mol.F.: C38H46N10O8S2
Mol.Wt.: 834.9
Status: Custom Synthesis
Vardenafil HCl
CAT No: VS-V011001
CAS No: 224785-91-5
Mol.F.: C23H32N6O4S : HCl
Mol.Wt.: 488.6 : 36.5
Status: Custom Synthesis
Vardenafil Hydrochloridum Trihydricum
CAT No: VS-V011005
CAS No: 330808-88-3
Mol.F.: C23H32N6O4S : HCl : 3H2O
Mol.Wt.: 488.6 : 36.5 : 3(18.0)
Status: Custom Synthesis
Vardenafil Hydroxy Impurity
CAT No: VS-V011010
CAS No: 224785-98-2
Mol.F.: C23H32N6O5S
Mol.Wt.: 504.1
Status: Custom Synthesis
Vardenafil Hydroxy Thione Impurity
CAT No: VS-V011011
CAS No: 912576-30-8
Mol.F.: C23H32N6O4S2
Mol.Wt.: 520.7
Status: Custom Synthesis
Vardenafil Impurity (2-Ethoxy Benzamidine Hydrochloride)
CAT No: VS-V011017
CAS No: 18637-00-8
Mol.F.: C9H12N2O : HCl
Mol.Wt.: 164.2 : 36.5
Status: Custom Synthesis
Vardenafil Impurity (2-Ethoxy-N-Hydroxy Benzamidine)
CAT No: VS-V011016
CAS No: 879-57-2
Mol.F.: C9H12N2O2
Mol.Wt.: 180.2
Status: Custom Synthesis
Vardenafil Impurity 1
CAT No: VS-V011024
CAS No: 1417529-67-9
Mol.F.: C17H18N4O4
Mol.Wt.: 342.4
Status: Custom Synthesis
Vardenafil Impurity 10
CAT No: VS-V011032
CAS No: 1169861-36-2
Mol.F.: C15H25N5O3S
Mol.Wt.: 355.5
Status: Custom Synthesis
Vardenafil Impurity 2
CAT No: VS-V011025
CAS No: 1417529-69-1
Mol.F.: C23H30N6O6S
Mol.Wt.: 518.6
Status: Custom Synthesis
Vardenafil Impurity 4
CAT No: VS-V011026
CAS No: 448184-56-3
Mol.F.: C21H26N6O7S
Mol.Wt.: 506.5
Status: Custom Synthesis
Vardenafil Impurity 5
CAT No: VS-V011027
CAS No: 927690-90-2
Mol.F.: C17H22N4O3
Mol.Wt.: 330.4
Status: Custom Synthesis
Vardenafil Impurity 6
CAT No: VS-V011028
CAS No: N/A
Mol.F.: C25H34N6OS2
Mol.Wt.: 498.7
Status: Custom Synthesis
Vardenafil Impurity 7
CAT No: VS-V011029
CAS No: 5308-25-8
Mol.F.: C6H14N2
Mol.Wt.: 114.2
Status: Custom Synthesis
Vardenafil Impurity 8
CAT No: VS-V011030
CAS No: N/A
Mol.F.: C23H32N6O5S
Mol.Wt.: 504.6
Status: Custom Synthesis
Vardenafil Impurity 9
CAT No: VS-V011031
CAS No: N/A
Mol.F.: C16H16N4O4
Mol.Wt.: 328.3
Status: Custom Synthesis
Vardenafil N-Desethyl Impurity
CAT No: VS-V011012
CAS No: 448184-46-1
Mol.F.: C21H28N6O4S
Mol.Wt.: 460.6
Status: Custom Synthesis
Vardenafil N-Oxide
CAT No: VS-V011020
CAS No: 448184-48-3
Mol.F.: C23H32N6O5S
Mol.Wt.: 504.6
Status: Custom Synthesis
Vardenafil Oxopiperazine
CAT No: VS-V011018
CAS No: 448184-58-5
Mol.F.: C21H26N6O5S
Mol.Wt.: 474.5
Status: Custom Synthesis
