SILDENAFIL CITRATE Impurities
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SILDENAFIL CITRATE EP impurity A
- Impurity: SILDENAFIL CITRATE EP impurity A
- CAS No: N/A
- Chemical Name: 5-[2-Ethoxy-5-[(4-methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-(2-methylpropyl)-7H-pyrazolo[4,3-d]pyrimidin-7-one
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SILDENAFIL CITRATE EP impurity B
- Impurity: SILDENAFIL CITRATE EP impurity B
- CAS No: N/A
- Chemical Name: 5-[2-Ethoxy-5-[(4-methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-(2-methylpropyl)-7H-pyrazolo[4,3-d]pyrimidin-7-one
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SILDENAFIL CITRATE EP impurity D
- Impurity: SILDENAFIL CITRATE EP impurity D
- CAS No: N/A
- Chemical Name: 4-Ethoxy -3-(6,7-dIhydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid(Demethylpiperazinyl Sildenafil Sulfonic Acid)
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SILDENAFIL Dimer Impurity
- Impurity: SILDENAFIL Dimer Impurity
- CAS No: N/A
- Chemical Name: 5-{2-Ethoxy-5-[(4-{[4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1Hpyrazolo[ 4,3-d]pyrimidin-5-yl)phenyl]sulfonyl}piperazino)sulfonyl]phenyl}-1-methyl- 3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrim
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SILDENAFIL Impurity
- Impurity: SILDENAFIL Impurity
- CAS No: N/A
- Chemical Name: 4-(2-Ethoxy benzamido)-1-methyl-3-n-propyl pyrazole-5-carboxamide
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SILDENAFIL CITRATE Chlorosulfonyl Impurity
- Impurity: SILDENAFIL CITRATE Chlorosulfonyl Impurity
- CAS No: N/A
- Chemical Name: 4-ethoxy-3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzene-1-sulfonyl chloride
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SILDENAFIL CITRATE Impurity
- Impurity: SILDENAFIL CITRATE Impurity
- CAS No: N/A
- Chemical Name: 3-Ethoxy benzoic acid
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SILDENAFIL CITRATE Impurity
- Impurity: SILDENAFIL CITRATE Impurity
- CAS No: N/A
- Chemical Name: 4-Ethoxy benzoic acid 4-(2-Ethoxy benzamido)-1-methyl-3-n-propyl pyrazole-5-carboxamide
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SILDENAFIL CITRATE Impurity
- Impurity: SILDENAFIL CITRATE Impurity
- CAS No: N/A
- Chemical Name: 4-(2-Ethoxy benzamido)-1-methyl-3-n-propyl pyrazole-5-carboxamide
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SILDENAFIL CITRATE Impurity
- Impurity: SILDENAFIL CITRATE Impurity
- CAS No: N/A
- Chemical Name: 5-(2 Ethoxy phenyl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3- d]pyrimidine-7-one(Sildenafil Lactam Impurity)
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SILDENAFIL CITRATE Impurity
- Impurity: SILDENAFIL CITRATE Impurity
- CAS No: N/A
- Chemical Name: 1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-Pyrazolo[4,3-d]pyrimidine-5-yl)-4-ethoxyphenyl]sulfonyl]piperazine(Sildenafil N-desmethyl Metabolite)
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SILDENAFIL CITRATE Impurity
- Impurity: SILDENAFIL CITRATE Impurity
- CAS No: N/A
- Chemical Name: 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxamide(Sildenafil amide)
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SILDENAFIL CITRATE Impurity
- Impurity: SILDENAFIL CITRATE Impurity
- CAS No: N/A
- Chemical Name: 5-{2-Ethoxy-5-[(4-methypiperzino)sulfonyl]phenyl}-3-ethyl-1-methyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-7-one
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SILDENAFIL CITRATE Impurity F
- Impurity: SILDENAFIL CITRATE Impurity F
- CAS No: N/A
- Chemical Name: 5-(2-Ethoxy-phenyl)-1-methyl-3-n-propyl-1,6-dihydro-pyrazolo- -[4,3-d]pyrimidin-7-one