| ID | CAS | Name | Synonyms | Molecular Formula | Category |
|---|---|---|---|---|---|
| 1 | 139755-82-1 | DESMETHYL SILDENAFIL | UK 103320 DESMETHYL SILDENAFIL Sildenafil Impurity 5 5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one 5-[2-Ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- 7H-pyrazolo[4,3-d]pyrimidin-7-one | ||
| 2 | 448184-46-1 | N-Desethyl Vardenafil | N-Desethyl Vardenafil Vardenafil N-Desethyl Imp N-Desethyl Vardenafil Impurity Vardenafil N-Desethyl Impurity Vardenafil Impurity 4(Vardenafil N-Desethyl Impurity) 2-(2-ethoxy-5-piperazin-1-ylsulfonylphenyl)-5-methyl-7-propyl-1H-imidazo[5,1-f][1,2,4]triazin-4-one 2-(2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one 2-(2-ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(3H)-one 1-[[3-(1,4-Dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxyphenyl]sulfonyl]-piperazine | ||
| 3 | N-DESMETHYL SILDENAFIL | N-DESMETHYL SILDENAFIL | |||
| 4 | 1184985-26-9 | N-Desethyl Vardenafil-d8 | N-DESETHYL VARDENAFIL-D8 N-Desethyl Vardenafil-d8 [2H8]-N-Desethyl Vardenafil 1-[[3-(1,4-Dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxyphenyl]sulfonyl]-piperazine-d8 | ||
| 5 | 1185168-06-2 | N-DESMETHYL SILDENAFIL-D8 | Sildenafil N-desmethyl-d8 N-DESMETHYL SILDENAFIL-D8 [2H8]-N-Desmethylsildenafil Sildenafil EP Impurity F-d8 [2H8]-Sildenafil N-desmethyl N-Desmethylsildenafil dihydrochloride salt Sildenafil EP Impurity F-d8 (N-DesmethylSildenafil-d8) 5-[2-ethoxy-5-(2,2,3,3,5,5,6,6-octadeuteriopiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one | ||
| 6 | 139755-95-6 | Pyrazole N-Demethyl Sildenafil | Sildenafil M Sildenafil Impurity M Pyrazole N-Demethyl Sildenafil 5-(2-ethoxy-5-((4-methylpiperazin-1-yl) 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-7-one 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-3-propyl- 1-[[3-(4,7-Dihydroxy-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-piperazine | ||
| 7 | 2169247-39-4 | 7-Despropyl 7-Methyl Vardenafil | 7-Despropyl 7-Methyl Vardenafil 2-(2-ethoxy-5-((4-ethylpiperazin-1-yl)sulfonyl)phenyl)-5,7-dimethylimidazo[5,1-f][1,2,4]triazin-4(1H)-one Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[2-ethoxy-5-[(4-ethyl-1-piperazinyl)sulfonyl]phenyl]-5,7-dimethyl- | ||
| 8 | 5-[(DIMETHYLAMINO)SULFONYL]-N-[1-(4-METHOXYPYRIMIDIN-2-YL)PIPERIDIN-3-YL]INDOLINE-1-CARBOXAMIDE | 5-[(DIMETHYLAMINO)SULFONYL]-N-[1-(4-METHOXYPYRIMIDIN-2-YL)PIPERIDIN-3-YL]INDOLINE-1-CARBOXAMIDE | |||
| 9 | 957499-78-4 | N-(2-{[6-(3,5-dimethyl-1H-pyrazol-1-yl)-3-pyridazinyl]amino}ethyl)-2,5-diethoxybenzenesulfonamide | N-(2-{[6-(3,5-dimethyl-1H-pyrazol-1-yl)-3-pyridazinyl]amino}ethyl)-2,5-diethoxybenzenesulfonamide | ||
| 10 | 69563-63-9 | diethyl sulphate, compound with N-methyl-N-[4-[(4-methyl-4H-1,2,4-triazol-3-yl)azo]phenyl]benzylamine (1:1) | |||
| 11 | 2411340-39-9 | Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[5-[(4-ethyl-1-piperazinyl)sulfonyl]-2-hydroxyphenyl]-5-methyl-7-propyl- | Vardena hydrochloride impurity C 2-(5-((4-ethylpiperazin-1-yl)sulfonyl)-2-hydroxyphenyl)-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one (2-(5-((4-Ethylpiperazin-1-yl)sulfonyl)-2-hydroxyphenyl)-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(3H)-one) Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[5-[(4-ethyl-1-piperazinyl)sulfonyl]-2-hydroxyphenyl]-5-methyl-7-propyl- | ||
| 12 | 1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo [4,3-d]pyrimidine-5-yl)-4-ethoxy phenyl]sulfonyl]-piperazine. | 1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo [4,3-d]pyrimidine-5-yl)-4-ethoxy phenyl]sulfonyl]-piperazine. |
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