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Sildenafil Impurity 81

CAT#: S00216-0001
Product Name: Sildenafil Impurity 81
Synonyms: 4-ethoxy-3-(7-oxo-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
M.F: C16H17ClN4O4S
M.W: 396.85
CAS#: 139756-31-3
Specification: 10mg/vial
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