Date published: 2026-5-7

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Thiosildenafil (CAS 479073-79-5)

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Alternate Names:
5-[2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidine-7-thione; 1-[[3-(4,7-Dihydro-1-methyl-3-propyl-7-thioxo- 1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine
Application:
Thiosildenafil is a PDE5A inhibitor
CAS Number:
479073-79-5
Purity:
98%
Molecular Weight:
490.64
Molecular Formula:
C22H30N6O3S2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Thiosildenafil is an analog of Sildenafil and a novel pyrazolopyrimidinethiones as PDE5 inhibitor.


Thiosildenafil (CAS 479073-79-5) References

  1. Structure elucidation of sildenafil analogues in herbal products.  |  Blok-Tip, L., et al. 2004. Food Addit Contam. 21: 737-48. PMID: 15370823
  2. Rapid and reliable determination of illegal adulterant in herbal medicines and dietary supplements by LC/MS/MS.  |  Liang, Q., et al. 2006. J Pharm Biomed Anal. 40: 305-11. PMID: 16174560
  3. Isolation and identification of thiohomosildenafil and thiosildenafil in health supplements.  |  Zou, P., et al. 2008. J Pharm Biomed Anal. 47: 279-84. PMID: 18316170
  4. Structure elucidation of thioketone analogues of sildenafil detected as adulterants in herbal aphrodisiacs.  |  Reepmeyer, JC. and d'Avignon, DA. 2009. J Pharm Biomed Anal. 49: 145-50. PMID: 19042103
  5. Identification of a novel sildenafil analogue in an adulterated herbal supplement.  |  Vaysse, J., et al. 2012. J Pharm Biomed Anal. 59: 58-66. PMID: 22030075
  6. Analysis of herbal dietary supplements for sexual performance enhancement: first characterization of propoxyphenyl-thiohydroxyhomosildenafil and identification of sildenafil, thiosildenafil, phentolamine and tetrahydropalmatine as adulterants.  |  Balayssac, S., et al. 2012. J Pharm Biomed Anal. 63: 135-50. PMID: 22365331
  7. Simultaneous identification of hydroxythiohomosildenafil, aminotadalafil, thiosildenafil, dimethylsildenafil, and thiodimethylsildenafil in dietary supplements using high-performance liquid chromatography-mass spectrometry.  |  Tagami, T., et al. 2013. Shokuhin Eiseigaku Zasshi. 54: 232-6. PMID: 23863369
  8. Solid-phase extraction assisted dispersive liquid-liquid microextraction based on solidification of floating organic droplet to determine sildenafil and its analogues in dietary supplements.  |  Li, J., et al. 2017. J Sep Sci. 40: 3120-3129. PMID: 28618213
  9. Safety and Quality Concerns Regarding Over-the-Counter Sexual Enhancement Products Sold in the USA Market Pose a Major Health Risk.  |  Ahmed, M., et al. 2016. J Addict Res Ther. 7: PMID: 29214098
  10. Novel synthesized attapulgite nanoparticles-based hydrophobic monolithic column for in-tube solid-phase microextraction of thiosildenafil, pseudovardenafil, and norneosildenafil in functional foods.  |  Dong, L., et al. 2021. Anal Bioanal Chem. 413: 1871-1882. PMID: 33469710

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Thiosildenafil, 10 mg

sc-208435
10 mg
$320.00