IMPURITIES

 Catalog Number GS.10.SIL.38
 CAS Number 139756-31-3
 Catalogue Name / Chemical Name Sildenafil Des(methylpiperazinyl) Chlorosulfone Impurity
 Synonyms Des-4-methylpiperazine Desmethylsildenafil Chloride ; 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one ; 4-Ethoxy-3-(7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl Chloride ; 3-(6,7-Dihydro-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonyl Chloride; 4-Ethoxy-3-(7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzene-1-sulfonyl Chloride
 Molecular Formula C16H17ClN4O4S
 Molecular Weight 396.85
 Specific Purity Under Development
 Inventory Status 2-3 Weeks
 Pack Size 100 MG
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