Displaying 18 results for

sildenafil citrate

PA 19 09010

Sildenafil Citrate - Impurity A

Isobutyl Sildenafil


  • Catalogue No.:PA 19 09010

  • CAS :

    1391053-95-4

  • Molecular Formula : C23H32N6O4S

  • Molecular Weight : 488.60

PA 19 09020

Sildenafil Citrate - Impurity B

5-[2-Ethoxy-5-(4-methyl-4-oxy-piperazine-1-sulfonyl)-phenyl]-1-methyl-3-propyl-1,6-dihydro-pyrazolo[4,3-d]pyrimidin-7-one


  • Catalogue No.:PA 19 09020

  • CAS :

    1094598-75-0

  • Molecular Formula : C22H30N6O5S

  • Molecular Weight : 490.58

PA 19 09030

Sildenafil Citrate - Impurity C

5-[2-Hydroxy-5-(4-methylpiperazinylsulphonyl)phenyl]1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyramidin-7-one


  • Catalogue No.:PA 19 09030

  • CAS :

    139755-91-2

  • Molecular Formula : C20H26N6O4S

  • Molecular Weight : 446.52

PA 19 09040

Sildenafil Citrate - Impurity D

3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonic acid


  • Catalogue No.:PA 19 09040

  • CAS :

    1357931-55-5

  • Molecular Formula : C17H20N4O5S

  • Molecular Weight : 392.43

PA 19 09070

Sildenafil Citrate - Impurity G

Sildenafil Dimer Impurity


  • Catalogue No.:PA 19 09070

  • CAS :

    1346602-67-2

  • Molecular Formula : C38H46N10O8S2

  • Molecular Weight : 834.96

PA 19 09530

Sildenafil Amide Impurity Hydrochloride

Sildenafil Amide Impurity Hydrochloride


  • Catalogue No.:PA 19 09530

  • CAS :

    247584-10-7

  • Molecular Formula : C8H15ClN4O

  • Molecular Weight : 218.68

PA 19 09550

Sildenafil Carboxamide Impurity

Sildenafil Carboxamide Impurity


  • Catalogue No.:PA 19 09550

  • CAS :

    139756-03-9

  • Molecular Formula : C17H22N4O3

  • Molecular Weight : 330.38

PA 19 09580

Sildenafil Citrate - Impurity F

N-Desmethyl Sildenafil


  • Catalogue No.:PA 19 09580

  • CAS :

    139755-82-1

  • Molecular Formula : C21H28N6O4S

  • Molecular Weight : 460.55

PA 19 09620

Propoxyphenyl Sildenafil

Propoxyphenyl Sildenafil


  • Catalogue No.:PA 19 09620

  • CAS :

    877777-10-1

  • Molecular Formula : C23H32N6O4S

  • Molecular Weight : 488.6

PA 19 09670

Sildenafil Methyl Sulfonate Ester Impurity

Sildenafil Methyl Sulfonate Ester Impurity


  • Catalogue No.:PA 19 09670

  • CAS :

    NA

  • Molecular Formula : C18H22N4O5S

  • Molecular Weight : 406.46

PA 19 09690

Demethylpiperazinyl Iso Sildenafil Sulfonyl Chloride

Demethylpiperazinyl Iso Sildenafil Sulfonyl Chloride


  • Catalogue No.:PA 19 09690

  • CAS :

    501120-42-9

  • Molecular Formula : C17H19ClN4O4S

  • Molecular Weight : 410.88

PA 19 09760

4-[2-Ethoxy-5-(1-piperazinylsulfonyl)benzoamido]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide

4-[2-Ethoxy-5-(1-piperazinylsulfonyl)benzoamido]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide


  • Catalogue No.:PA 19 09760

  • CAS :

    300547-20-0

  • Molecular Formula : C21H30N6O5S

  • Molecular Weight : 478.57

PA 19 09960

3-[[[5-Aminocarbonyl-1-methyl-3-propyl-1H-pyrazol-4-yl]amino]carbonyl]-4-ethoxy-benzenesulfonyl Dimer

3-[[[5-Aminocarbonyl-1-methyl-3-propyl-1H-pyrazol-4-yl]amino]carbonyl]-4-ethoxy-benzenesulfonyl Dimer


  • Catalogue No.:PA 19 09960

  • CAS :

    1391054-84-4

  • Molecular Formula : C34H42N8O8S

  • Molecular Weight : 722.81

PA 19 09830

Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride

Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride


  • Catalogue No.:PA 19 09830

  • CAS :

    139756-27-7

  • Molecular Formula : C15H15ClN4O4S

  • Molecular Weight : 382.82

PA 19 09860

De(methypiperazinyl) Sildenafil Dimer

De(methypiperazinyl) Sildenafil Dimer


  • Catalogue No.:PA 19 09860

  • CAS :

    1346603-48-2

  • Molecular Formula : C34H38N8O6S

  • Molecular Weight : 686.79

PA 19 0091000

2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]- benzoic Acid

2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]- benzoic Acid


  • Catalogue No.:PA 19 0091000

  • CAS :

    194602-23-8

  • Molecular Formula : C14H20N2O5S

  • Molecular Weight : 328.38

PA 19 0091001

3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-N-[2-(methylamino)ethyl]benzenesulfonamide Hydrochloride

3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-N-[2-(methylamino)ethyl]benzenesulfonamide Hydrochloride


  • Catalogue No.:PA 19 0091001

  • CAS :

    NA

  • Molecular Formula : C20H29ClN6O4S

  • Molecular Weight : 485

PA 19 0091002

4-(2-Ethoxybenzamido)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide

4-(2-Ethoxybenzamido)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide


  • Catalogue No.:PA 19 0091002

  • CAS :

    139756-03-9

  • Molecular Formula : C17H22N4O3

  • Molecular Weight : 330.39