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TLC Pharmaceutical Standards

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VARDENAFIL

V-0537

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Catalogue Number:	V-0537
Compound Name:	Vardenafil Impurity 12
Synonyms:	2,2'-(Sulfonylbis(6-ethoxy-3,1-phenylene))bis(5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(3H)-one)
CAS#:
Alternate CAS#:
Molecular Formula:	C₃₄H₃₈N₈O₆S
Molecular Weight:	686.79

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V-0513

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Vardenafil EP Impurity A

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V-0514

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Vardenafil EP Impurity C (Vardenafil Dimer)

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C₃₈H₄₆N₁₀O₈S₂

M.W. 834.97

V-0518

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V-0521

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V-0523

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CAS No. 448184-56-3

C21H26N6O7S

M.W. 506.54

V-0524

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Vardenafil HCl Trihydrate

CAS No. 330808-88-3

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V-0525

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C₁₇H₂₂N₄O₃

M.W. 330.39

V-0526

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Acetylvardenafil-d5

C25H29N6O3D5

M.W. 471.62

V-0527

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Pseudo Vardenafil-d5

CAS No. 224788-34-5 (non-d)

C22H24N5O4SD5

M.W. 464.60

V-0528

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N-Desethyl-N-Methyl Vardenafil

CAS No. 224785-87-9

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V-0530

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V-0534

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V-0531

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M.W. 498.71

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V-0533

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C15H16N4O5S

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Vardenafil Impurity 10

C16H21ClN4O

M.W. 320.82

V-0536

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Vardenafil Impurity 11

C22H33ClN6O3S

M.W. 497.06

V-0538

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Vardenafil Impurity 13 HCl

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M.W. 179.22 36.46

V-0539

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Vardenafil Impurity 14

C19H24N4O5S

M.W. 420.48

V-0540

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M.W. 488.61 2*36.46

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M.W. 419.163

V-0542

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Vardenafil Impurity 16

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M.W. 328.33

V-0543

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Vardenafil Impurity 17

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V-0545

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Vardenafil Impurity 20

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M.W. 315.32

V-0548

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Vardenafil Impurity 23 (Z-Isomer)

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M.W. 315.32

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V-0551

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M.W. 312.37

V-0552

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Vardenafil Impurity 27

CAS No. 906420-98-2

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M.W. 490.58

V-0553

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Vardenafil Impurity 28 (KD-027)

CAS No. 933796-16-8

C₂₅H₃₅N₇O₆S

M.W. 561.66