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Sildenafil Impurity 20
Cat No.:D-S016120
Synonyms:4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzoic acid
CAS No.:147676-78-6
Molecular Formula:C18H20N4O4
Molecular Weight: 356.38
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