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N-Desethyl Vardenafil CAS No. 448184-46-1 C21H28N6O4S M.W. 460.55 V-052
 | Pseudo Vardenafil CAS No. 224788-34-5 C22H29N5O4S M.W. 459.57 V-051
 | Vardenafil-d5 CAS No. 1189685-70-8 C23H27D5N6O4S M.W. 493.64 V-053
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Vardenafil HCl CAS No. 224785-91-5 C23H32N6O4S. HCl M.W. 488.61 36.46 V-054
 | Hydroxy Vardenafil CAS No. 224785-98-2 C23H32N6O5S M.W. 504.61 V-055
 | N-Desethyl Vardenafil-d8 CAS No. 448184-46-1 (Unlabelled) C21H28N6O4S M.W. 460.56 V-056
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Vardenafil Related Compound (2-(2-Ethoxyphenyl)-5-methyl-7-propyl-3H-imidazo[5,1-f][1,2,4]triazin-4-one) CAS No. 224789-21-3 C17H20N4O2 M.W. 312.37 V-057
![Vardenafil Related Compound (2-(2-Ethoxyphenyl)-5-methyl-7-propyl-3H-imidazo[5,1-f][1,2,4]triazin-4-one)](ProdImages/V/V-057.jpg) | Vardenafil Impurity 3 CAS No. 1255919-01-7 C26H30N6O4S M.W. 522.62 V-0516
 | Acetyl Vardenafil CAS No. 1261351-28-3 C25H34N6O3 M.W. 466.59 V-058
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Norneo Vardenafil CAS No. 358390-39-3 C18H20N4O4 M.W. 356.38 V-059
 | Hydroxythio Vardenafil CAS No. 912576-30-8 C23H32N6O4S2 M.W. 520.67 V-0510
 | Vardenafil Impurity 1 CAS No. 1417529-67-9 C17H18N4O4 M.W. 342.36 V-0511
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Vardenafil Impurity 2 CAS No. 1417529-69-1 C23H30N6O6S M.W. 518.60 V-0512
 | Vardenafil EP Impurity A C21H28N6O4S M.W. 460.55 V-0513
 | Vardenafil Impurity (2-Ethoxy-N-Hydroxy Benzamidine) CAS No. 879-57-2 C9H12N2O2 M.W. 180.21 V-0514
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Vardenafil Impurity (2-Ethoxy Benzamidine Hydrochloride) CAS No. 18637-00-8 C9H12N2O HCl M.W. 164.21 36.46 V-0515
 | Vardenafil EP Impurity C (Vardenafil Dimer) CAS No. 1255919-03-9 C38H46N10O8S2 M.W. 834.98 V-0517
 | Vardenafil Oxopiperazine CAS No. 448184-58-5 C21H26N6O5S M.W. 474.54 V-0518
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Vardenafil Acetyl Analogue C24H31N5O3 M.W. 437.55 V-0519
 | Vardenafil Hydroxy Impurity C23H32N6O5S M.W. 504.61 V-0520
 | Vardenafil Hydroxy Impurity-D5 C23H27N6O5SD5 M.W. 509.64 V-0521
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Vardenafil N-Oxide CAS No. 448184-48-3 C23H32N6O5S M.W. 504.61 V-0522
 | Vardenafil Impurity 4 CAS No. 448184-56-3 C21H26N6O7S M.W. 506.54 V-0523
 | Vardenafil HCl Trihydrate CAS No. 330808-88-3 C23H32N6O4S. HCl. 3H2O M.W. 488.61 36.46 3 18.02 V-0524
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Vardenafil Impurity 5 C17H22N4O3 M.W. 330.39 V-0525
 | Acetylvardenafil-d5 C25H29N6O3D5 M.W. 471.62 V-0526
 | Pseudo Vardenafil-d5 CAS No. 224788-34-5 (non-d) C22H24N5O4SD5 M.W. 464.60 V-0527
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N-Desethyl-N-Methyl Vardenafil CAS No. 224785-87-9 C22H30N6O4S M.W. 474.58 V-0528
 | O-Desethyl Vardenafil C21H28N64S M.W. 460.55 V-0529
 | Vardenafil EP Impurity B CAS No. 437717-43-6 C17H20N4O5S M.W. 392.43 V-0530
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Vardenafil Impurity 9 C17H20N4O4S2 M.W. 408.49 V-0534
 | Vardenafil Impurity 6 C25H34N6OS2 M.W. 498.71 V-0531
 | Vardenafil Impurity 7 C15H16N4O2 M.W. 284.32 V-0532
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Vardenafil Impurity 8 C15H16N4O5S M.W. 364.38 V-0533
 | Vardenafil Impurity 10 C16H21ClN4O M.W. 320.82 V-0535
 | Vardenafil Impurity 11 C22H33ClN6O3S M.W. 497.06 V-0536
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