Gisadenafil

Description: Gisadenafil (UK-369003), a selective inhibitor of phosphodiesterase 5 (PDE5) with an IC50 of 3.6 nM, prevents the degradation of cGMP. Target: PDE. Smiles: C(C)C1=C2C(=NN1CCOC)C(=O)N=C(N2)C3=C(OCC)N=CC(S(=O)(=O)N4CCN(CC)CC4)=C3. References: Rawson DJ, et al. The discovery of UK-369003, a novel PDE5 inhibitor with the potential for oral bioavailability and dose-proportional pharmacokinetics. Bioorg Med Chem. 2012 Jan 1,20(1):498-509.