vardenafil and its Impurities

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.

Displaying 33 results for vardenafil Impurities
PA 22 14000

Vardenafil - API

Vardenafil


  • Catalogue No.:PA 22 14000

  • CAS :

    224785-90-4

  • Molecular Formula : C23H32N6O4S

  • Molecular Weight : 488.60

PA 22 14510

Hydroxythiovardenafil

Hydroxythiovardenafil


  • Catalogue No.:PA 22 14510

  • CAS :

    912576-30-8

  • Molecular Formula : C23H32N6O4S2

  • Molecular Weight : 520.67

PA 22 14520

N-Desethyl Vardenafil

N-Desethyl Vardenafil


  • Catalogue No.:PA 22 14520

  • CAS :

    448184-46-1

  • Molecular Formula : C21H28N6O4S

  • Molecular Weight : 460.55

PA 22 14530

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

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

  • CAS :

    224789-26-8

  • Molecular Formula : C17H19ClN4O4S

  • Molecular Weight : 410.88

PA 22 14540

Vardenafil - Impurity B

Vardenafil Sulfonic Acid Impurity


  • Catalogue No.:PA 22 14540

  • CAS :

    437717-43-6

  • Molecular Formula : C17H20N4O5S

  • Molecular Weight : 392.43

PA 22 14550

Vardenafil - Impurity A

7-Despropyl 7-Methyl Vardenafil


  • Catalogue No.:PA 22 14550

  • CAS :

    NA

  • Molecular Formula : C21H28N6O4S

  • Molecular Weight : 460.55

PA 22 14560

Vardenafil - Impurity C

Vardenafil Dimer


  • Catalogue No.:PA 22 14560

  • CAS :

    1255919-03-9

  • Molecular Formula : C38H46N10O8S2

  • Molecular Weight : 834.96

PA 22 14570

Vardenafil Isomer

Vardenafil Isomer


  • Catalogue No.:PA 22 14570

  • CAS :

    NA

  • Molecular Formula : C23H32N6O4S

  • Molecular Weight : 488.6

PA 22 14580

N'-amino-2-ethoxybenzenecarboximidamide

N'-amino-2-ethoxybenzenecarboximidamide


  • Catalogue No.:PA 22 14580

  • CAS :

    NA

  • Molecular Formula : C9H13N3O

  • Molecular Weight : 179.22

PA 22 14590

Vardenafil Dessulfonyl Impurity

Vardenafil Dessulfonyl Impurity


  • Catalogue No.:PA 22 14590

  • CAS :

    224789-21-3

  • Molecular Formula : C17H20N4O2

  • Molecular Weight : 312.37

PA 22 14600

(Z)-N'-(5-Chloro-4-methyl-2-propyl-1H-imidazol-1-yl)-2-ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)benzimidamide

(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

  • CAS :

    NA

  • Molecular Formula : C22H33ClN6O3S

  • Molecular Weight : 497.05

PA 22 14610

(Z)-N'-(5-Chloro-4-methyl-2-propyl-1H-imidazol-1-yl)-2-ethoxybenzimidamide

(Z)-N'-(5-Chloro-4-methyl-2-propyl-1H-imidazol-1-yl)-2-ethoxybenzimidamide


  • Catalogue No.:PA 22 14610

  • CAS :

    NA

  • Molecular Formula : C16H21ClN4O

  • Molecular Weight : 320.82

PA 22 14620

2-Ethoxybenzimidamide Hydrochloride

2-Ethoxybenzimidamide Hydrochloride


  • Catalogue No.:PA 22 14620

  • CAS :

    18637-00-8

  • Molecular Formula : C9H13ClN2O

  • Molecular Weight : 200.67

PA 22 14630

2-Ethoxy-N-hydroxybenzimidamide

2-Ethoxy-N-hydroxybenzimidamide


  • Catalogue No.:PA 22 14630

  • CAS :

    879-57-2

  • Molecular Formula : C9H12N2O2

  • Molecular Weight : 180.2

PA 22 14640

2-(2-Ethoxyphenyl)-7-propylimidazo[5,1-f][1,2,4]triazin-4(3H)-one

2-(2-Ethoxyphenyl)-7-propylimidazo[5,1-f][1,2,4]triazin-4(3H)-one


  • Catalogue No.:PA 22 14640

  • CAS :

    NA

  • Molecular Formula : C16H18N4O2

  • Molecular Weight : 298.34

PA 22 14650

Vardenafil N-Oxide

Vardenafil N-Oxide


  • Catalogue No.:PA 22 14650

  • CAS :

    448184-48-3

  • Molecular Formula : C23H32N6O5S

  • Molecular Weight : 504.61

PA STI 027590

N-Desethyl Vardenafil-d8

N-Desethyl Vardenafil-d8


  • Catalogue No.:PA STI 027590

  • CAS :

    1184985-26-9

  • Molecular Formula : C21H20D8N6O4S

  • Molecular Weight : 468.60

PA STI 051800

Hydroxythiovardenafil-d8

Hydroxythiovardenafil-d8


  • Catalogue No.:PA STI 051800

  • CAS :

    NA

  • Molecular Formula : C23H24D8N6O4S2

  • Molecular Weight : 528.72

PA STI 052100

Hydroxy Vardenafil-d8

Hydroxy Vardenafil-d8


  • Catalogue No.:PA STI 052100

  • CAS :

    1329612-34-1

  • Molecular Formula : C23H24D8N6O5S

  • Molecular Weight : 512.65

PA STI 082910

Thiovardenafil-d5

Thiovardenafil-d5


  • Catalogue No.:PA STI 082910

  • CAS :

    NA

  • Molecular Formula : C23H27D5N6O3S2

  • Molecular Weight : 509.70

PA STI 086700

Vardenafil-d5

Vardenafil-d5


  • Catalogue No.:PA STI 086700

  • CAS :

    1189685-70-8

  • Molecular Formula : C23H27D5N6O4S

  • Molecular Weight : 493.63

PA STI 086710

Vardenafil Acetyl-d5 Analogue

Vardenafil Acetyl-d5 Analogue


  • Catalogue No.:PA STI 086710

  • CAS :

    1330171-51-1

  • Molecular Formula : C25H29D5N6O3

  • Molecular Weight : 471.61

PA STI 086720

Vardenafil Oxopiperazine-D6 (Impurity)

Vardenafil Oxopiperazine-D6 (Impurity)


  • Catalogue No.:PA STI 086720

  • CAS :

    NA

  • Molecular Formula : C21H20D6N6O5S

  • Molecular Weight : 480.57

PA 22 14660

Ethyl 2-(2-ethoxyphenyl)-5-methyl-4-oxo-3,4-dihydroimidazo[5,1-f][1,2,4]triazine-7-carboxylate

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

  • CAS :

    1417529-67-9

  • Molecular Formula : C17H18N4O4

  • Molecular Weight : 342.36

PA 22 14670

2-Ethoxybenzimidohydrazide

2-Ethoxybenzimidohydrazide


  • Catalogue No.:PA 22 14670

  • CAS :

    889943-46-8

  • Molecular Formula : C9H13N3O

  • Molecular Weight : 179.22

PA EPY0001647

Vardenafil hydrochloride (Y0001647)


  • Catalogue No.:PA EPY0001647

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPY0001648

Vardenafil for system suitability (Y0001648)


  • Catalogue No.:PA EPY0001648

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA USP1711010

Vardenafil Hydrochloride (1711010)


  • Catalogue No.:PA USP1711010

  • CAS :

    330808-88-3

  • Molecular Formula :

  • Molecular Weight : NA

PA USP1711029

Vardenafil System Suitability (1711029)


  • Catalogue No.:PA USP1711029

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA 22 14680

Vardenafil Dihydrochloride Salt

Vardenafil Dihydrochloride Salt


  • Catalogue No.:PA 22 14680

  • CAS :

    224789-15-5

  • Molecular Formula : C23H34Cl2N6O4S

  • Molecular Weight : 561.52

PA 22 14690

Vardenafil Acetyl Analogue

Vardenafil Acetyl Analogue


  • Catalogue No.:PA 22 14690

  • CAS :

    1261351-28-3

  • Molecular Formula : C25H34N6O3

  • Molecular Weight : 466.58

PA 22 14700

Vardenafil Oxopiperazine (Impurity)

Vardenafil Oxopiperazine (Impurity)


  • Catalogue No.:PA 22 14700

  • CAS :

    448184-58-5

  • Molecular Formula : C21H26N6O5S

  • Molecular Weight : 474.53

PA 22 0141000

(E)-N'-Benzylidene-2-ethoxybenzimidohydrazide

(E)-N'-Benzylidene-2-ethoxybenzimidohydrazide


  • Catalogue No.:PA 22 0141000

  • CAS :

    NA

  • Molecular Formula : C16H17N3O

  • Molecular Weight : 267.33