Vardenafil is used to treat erectile dysfunction in men. It is an oral therapy for the treatment of erectile dysfunction. It is sold under the trade names Levitra, Staxyn, and Vivanza.Reference standards of Vardenafil API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Vardenafil
Catalogue No.:PA 22 14000
CAS :
Molecular Formula : C23H32N6O4S
Molecular Weight : 488.60
Hydroxythiovardenafil
Catalogue No.:PA 22 14510
Molecular Formula : C23H32N6O4S2
Molecular Weight : 520.67
N-Desethyl Vardenafil
Catalogue No.:PA 22 14520
Molecular Formula : C21H28N6O4S
Molecular Weight : 460.55
4-Ethoxy-3-(5-methyl-4-oxo-7-propyl-3,4-dihydro-imidazo[5,1-f][1,2,4]-triazin-2-yl)benzene-sulfonyl Chloride
Catalogue No.:PA 22 14530
Molecular Formula : C17H19ClN4O4S
Molecular Weight : 410.88
Vardenafil Sulfonic Acid Impurity
Catalogue No.:PA 22 14540
Molecular Formula : C17H20N4O5S
Molecular Weight : 392.43
7-Despropyl 7-Methyl Vardenafil
Catalogue No.:PA 22 14550
Vardenafil Dimer
Catalogue No.:PA 22 14560
Molecular Formula : C38H46N10O8S2
Molecular Weight : 834.96
Vardenafil Isomer
Catalogue No.:PA 22 14570
Molecular Weight : 488.6
N'-amino-2-ethoxybenzenecarboximidamide
Catalogue No.:PA 22 14580
Molecular Formula : C9H13N3O
Molecular Weight : 179.22
Vardenafil Dessulfonyl Impurity
Catalogue No.:PA 22 14590
Molecular Formula : C17H20N4O2
Molecular Weight : 312.37
(Z)-N'-(5-Chloro-4-methyl-2-propyl-1H-imidazol-1-yl)-2-ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)benzimidamide
Catalogue No.:PA 22 14600
Molecular Formula : C22H33ClN6O3S
Molecular Weight : 497.05
(Z)-N'-(5-Chloro-4-methyl-2-propyl-1H-imidazol-1-yl)-2-ethoxybenzimidamide
Catalogue No.:PA 22 14610
Molecular Formula : C16H21ClN4O
Molecular Weight : 320.82
Vardenafil N-Oxide
Catalogue No.:PA 22 14650
Molecular Formula : C23H32N6O5S
Molecular Weight : 504.61
N-Desethyl Vardenafil-d8
Catalogue No.:PA STI 027590
Molecular Formula : C21H20D8N6O4S
Molecular Weight : 468.60
Hydroxythiovardenafil-d8
Catalogue No.:PA STI 051800
Molecular Formula : C23H24D8N6O4S2
Molecular Weight : 528.72
Hydroxy Vardenafil-d8
Catalogue No.:PA STI 052100
Molecular Formula : C23H24D8N6O5S
Molecular Weight : 512.65
Thiovardenafil-d5
Catalogue No.:PA STI 082910
Molecular Formula : C23H27D5N6O3S2
Molecular Weight : 509.70
Vardenafil-d5
Catalogue No.:PA STI 086700
Molecular Formula : C23H27D5N6O4S
Molecular Weight : 493.63
Vardenafil Acetyl-d5 Analogue
Catalogue No.:PA STI 086710
Molecular Formula : C25H29D5N6O3
Molecular Weight : 471.61
Vardenafil Oxopiperazine-D6 (Impurity)
Catalogue No.:PA STI 086720
Molecular Formula : C21H20D6N6O5S
Molecular Weight : 480.57
Ethyl 2-(2-ethoxyphenyl)-5-methyl-4-oxo-3,4-dihydroimidazo[5,1-f][1,2,4]triazine-7-carboxylate
Catalogue No.:PA 22 14660
Molecular Formula : C17H18N4O4
Molecular Weight : 342.36
2-Ethoxybenzimidohydrazide
Catalogue No.:PA 22 14670
Vardenafil hydrochloride (Y0001647)
Catalogue No.:PA EPY0001647
Molecular Formula : NA
Molecular Weight : NA
Vardenafil for system suitability (Y0001648)
Catalogue No.:PA EPY0001648
Catalogue No.:PA USP1711010
Molecular Formula :
Catalogue No.:PA USP1711029
Vardenafil Dihydrochloride Salt
Catalogue No.:PA 22 14680
Molecular Formula : C23H34Cl2N6O4S
Molecular Weight : 561.52
Vardenafil Acetyl Analogue
Catalogue No.:PA 22 14690
Molecular Formula : C25H34N6O3
Molecular Weight : 466.58
Vardenafil Oxopiperazine (Impurity)
Catalogue No.:PA 22 14700
Molecular Formula : C21H26N6O5S
Molecular Weight : 474.53
(E)-N'-Benzylidene-2-ethoxybenzimidohydrazide
Catalogue No.:PA 22 0141000
Molecular Formula : C16H17N3O
Molecular Weight : 267.33
Methyl 2-(2-ethoxyphenyl)-5-methyl-4-oxo-3,4-dihydroimidazo[5,1-f][1,2,4]triazine-7-carboxylate
Catalogue No.:PA 22 0141001
Molecular Formula : C16H16N4O4
Molecular Weight : 328.33
Vardenafil System Suitability
Catalogue No.:PA 22 0141002
Pseudovardenafil
Catalogue No.:PA 22 0141003
Molecular Formula : C22H29N5O4S
Molecular Weight : 459.57
Piperazine, 1-[[3-(1,4-dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl- (9CI)2-[2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one
Catalogue No.:PA 22 0141004
Molecular Formula : C22H30N6O4S
Molecular Weight : 474.58
Vardenafil D5 Hydrochloride
Catalogue No.:PA STI 089030
Molecular Formula : C23H28D5ClN6O4S
Molecular Weight : 530.1
2-Ethoxybenzimidamide Hydrochloride
Catalogue No.:PA 22 14010
Molecular Formula : C9H13ClN2O
Molecular Weight : 200.67
2-Ethoxy-N-hydroxybenzimidamide
Catalogue No.:PA 22 14020
Molecular Formula : C9H12N2O2
Molecular Weight : 180.21
2-(2-Ethoxyphenyl)-7-propylimidazo[5,1-f][1,2,4]triazin-4(3H)-one
Catalogue No.:PA 22 0141005
Molecular Formula : C16H18N4O2
Molecular Weight : 298.35
2-Ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)benzimidohydrazide
Catalogue No.:PA 22 0141006
Molecular Formula : C15H25N5O3S
Molecular Weight : 355.46
2-(2-Ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)phenyl)-5-methyl-1-nitroso-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one
Catalogue No.:PA 22 0141007
Molecular Formula : C23H31N7O5S
Molecular Weight : 517.61
O-Desethyl Vardenafil
Catalogue No.:PA 22 0141008
Ethyl 2-[2-ethoxy-5-[(4-ethyl-1-piperazinyl)sulfonyl]phenyl]-1,4-dihydro-5-methyl-4-oxoimidazo[5,1-f][1,2,4]triazine-7-carboxylate
Catalogue No.:PA 22 0141009
Molecular Formula : C23H30N6O6S
Molecular Weight : 518.59
Hydroxyvardenafil
Catalogue No.:PA 22 0141010
Norneovardenafil
Catalogue No.:PA 22 0141011
Molecular Formula : C18H20N4O4
Molecular Weight : 356.38
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