Sildenafil-13C-d3 is a stable isotope-labeled analog of Sildenafil (CAS 139755-83-2), a PDE5 inhibitor. This compound is used as an internal standard in quantitative LC-MS/MS analysis for pharmacokinetic and metabolic studies of Sildenafil in both in vitro and in vivo research models.
Molecular Weight:
478.59
Formula:
13CC21D3H27N6O4S
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