Isobutyl Sildenafil is an active pharmaceutical ingredient impurity structurally related to sildenafil. It is used as a reference standard or analytical marker in pharmaceutical quality control and impurity profiling.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 1391053-95-4
Sildenafil
pharmaceutical raw material
Sildenafil citrate
pharmaceutical raw material
Nevirapine dimer
pharmaceutical raw material
3-des(4-(2-piperidinyl)ethoxy)benzoyl-7-(4-(2-piperidinyl)ethoxy)benzoyl raloxifene
pharmaceutical raw material
Zanamivir
pharmaceutical raw material
Tenofovir alafenamide fumarate
antiviral prodrug for HIV-1
Desmethylsildenafil
pharmaceutical raw material
O-desethyl sildenafil
pharmaceutical raw material
5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-(2-methylpropyl)-6H-pyrazolo[4,5-d]pyrimidin-7-one
MDDMCAQUTIFYAH-UHFFFAOYSA-N
CCOC1=C(C=C(C=C1)S(=O)(=O)N2CCN(CC2)C)C3=NC4=C(C(=O)N3)N(N=C4CC(C)C)C