Sildenafil EP Impurity D
CAS No 1357931-55-5
IUPAC 4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid
Catalogue No. PACE-S03005
Molecular Formula C₁₇H₂₀N₄O₅S
Molecular Weight 392.4 g/mol
Synonyms Desmethylpiperazinyl Sildenafil Sulfonic Acid
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Catalogue No. PACE-S03001
Molecular Formula C₂₂H₃₀N₆O₄S
Molecular Weight 474.6 g/mol
Synonyms -
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Catalogue No. PACE-S03002
Molecular Formula C₂₃H₃₂N₆O₄S
Molecular Weight 488.6 g/mol
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Molecular Formula C₂₂H₃₀N₆O₅S
Molecular Weight 490.6 g/mol
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Catalogue No. PACE-S03004
Molecular Formula C₂₀H₂₆N₆O₄S
Molecular Weight 446.5 g/mol
Synonyms O-Desethyl Sildenafil
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