CAS Number
1357931-55-5
Demethylpiperazinyl Sildenafil Sulfonic Acid
SL Number
CSL-20055
Category
impurity
Molecular Formula
C17H20N4O5S
Molecular Weight
392.43
Description
3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonic Acid; Sildenafil EP Impurity D;
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