o-Desethyl sildenafil is a chemical compound used as an impurity reference standard in pharmaceutical manufacturing. It is structurally related to sildenafil and is employed for quality control and analytical testing purposes.
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CAS 139755-91-2
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실데나필
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5-[2-hydroxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one
LTNJUPYNXDNXBO-UHFFFAOYSA-N
CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)C)O)C