N-Desmethyl Sildenafil (Standard)
N-Desmethyl Sildenafil (Standard) is the analytical standard of N-Desmethyl Sildenafil. This product is intended for research and analytical applications. N-Desmethyl Sildenafil (Desmethylsildenafil) is a major metabolite of Sildenafil. Sildenafil is a potent phosphodiesterase type 5 (PDE5) inhibitor[1][2].
Product Specifications
CAS Number
139755-82-1
Product Name Alternative
Desmethylsildenafil (Standard) ; UK-103,320 (Standard)
UNSPSC
12352005
Target
Phosphodiesterase (PDE) ; Reference Standards
Type
Reference Standards
Related Pathways
Metabolic Enzyme/Protease; Others
Field of Research
Cardiovascular Disease
Assay Protocol
https://www.medchemexpress.com/n-desmethyl-sildenafil-standard.html
Smiles
CCOC1=C(C=C(S(N2CCNCC2)(=O)=O)C=C1)C3=NC4=C(C(N3)=O)N(C)N=C4CCC
Molecular Formula
C21H28N6O4S
Molecular Weight
460.55
References & Citations
[1]Péter Barabás, et al. Sildenafil, N-desmethyl-sildenafil and Zaprinast enhance photoreceptor response in the isolated rat retina. Neurochem Int. 2003 Nov;43 (6) :591-5.|[2]Rikako Takahiro, et al. Contribution of CYP3A isoforms to dealkylation of PDE5 inhibitors: a comparison between sildenafil N-demethylation and tadalafil demethylenation. Biol Pharm Bull. 2015;38 (1) :58-65.
Shipping Conditions
Room temperature
Scientific Category
Reference Standards
Available Sizes
Frequently Asked Questions
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