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Medchemexpress LLC N-desmethyl sildenafil | 139755-82-1 | MFCD00908398 | 99.5% | 460.55 g/mol | C21H28N6O4S | 50 MG
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Supplier:  Medchemexpress LLC HY11760550MG

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N-Desmethyl Sildenafil is the primary N-desmethylated metabolite of sildenafil, supplied as a high-purity analytical standard and research reagent for metabolic, pharmacokinetic, and in vitro studies of phosphodiesterase type 5 (PDE5) inhibitors. It is commonly used as an LC/MS reference, for enzyme metabolism assays, and as a pharmacological tool in retinal and other tissue studies.

  • Major metabolite formed from sildenafil.
  • Suitable as an analytical standard and reference material.
  • High purity (≈99.5%) for analytical and LC/MS applications.
  • Used in in vitro pharmacology and electroretinogram (ERG) studies.
  • Primarily metabolized by CYP3A4 and CYP3A5.
  • Molecular formula C21H28N6O4S; molecular weight 460.55 g/mol.

Catalog No. 50-002-28306


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