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Category
CAS Number
139755-91-2
Molecular Formula
C20H26N6O4S
Molecular Weight
446.52
Catelogue Number
MLS-SIL-EP-IMP-C/01
Synonym
: Sildenafil Impurity C ;|5-(2-Hydroxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one|5-(2-hydroxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one;|5-[2-Hydroxy-5-(4-methylpiperazinylsulphonyl)phenyl]1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyramidin-7-one|CS-P-00254|O-Desethyl Sildenafil ;|Sildenafil EP Impurity C|Sildenafil Impurity C ; O-Desethyl Sildenafil ; 5-[2-Hydroxy-5-(4-methylpiperazinylsulphonyl)phenyl]1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyramidin-7-one ;|Sildenafil O-Desethyl Analog;