1357931-55-5,
UNII-XVD449DO1O,
XVD449DO1O,
Demethylpiperazinyl Sildenafil Sulfonic Acid,
3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonic Acid,
4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo(4,3-d)pyrimidin-5-yl)benzenesulfonic acid,
4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid,
Des(methylpiperazinyl) sildenafil acid,
Sildenafil citrate impurity D [EP],
Sildenafil desmethylpiperazinyl sulfonic acid,
ZINC77286746,
AKOS030631845,
Benzenesulfonic acid, 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo(4,3-d)pyrimidin-5-yl)-4-ethoxy-,
4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid,
4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1Hpyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic Acid,
Sildenafil EP Impurity D,
CS-O-14710,