Thioquinapiperifil is a type of phosphodiesterase-5 (PDE-5) inhibitor. It was found in dietary supplements. LC-MS analysis indicated that the supplements contain two major compounds. One was identified as thiodenafil ( thiosildenafil) by direct comparison with the authentic compound. References: Uchiyama N, Saisho K, Kikura-Hanajiri R, Haishima Y, Goda Y. Determination of a new type of phosphodiesterase-5 inhibitor, thioquinapiperifil, in a dietary supplement promoted for sexual enhancement. Chem Pharm Bull (Tokyo). 2008 Sep;56(9):1331-4. PubMed PMID: 18758113.

纯度：≥98%

CAS：220060-39-9