BAY 73-6691 is a potent, selective brain penetrant PDE9A inhibitor.
Roflupram is a selective, orally active and brain-penetrant PDE4 inhibitor, with an IC50 of 26.2 nM for core catalytic domains of human PDE4. Roflupram can reverse cognitive deficits and reduce the production of pro-inflammatory factors[1][2].
BAY 73-6691 racemate is a phosphodiesterase 9 inhibitor extracted from patent WO 2017070293 A1.
PDE10-IN-2 is a PDE10 inhibitor with an IC50≦0.01 μM[1].
Mirodenafil(SK3530) is a phosphodiesterase type 5 (PDE-5) inhibitor developed for the treatment of erectile dysfunction.Target: PDE5Mirodenafil is a newly developed oral phosphodiesterase type 5 inhibitor. Mirodenafil, in doses of 50 or 100 mg, significantly improved erectile function and were well tolerated in a representative population of Korean men with broad-spectrum ED of various etiologies and severities [1]. The concurrent administration of mirodenafil with alcohol was not associated with clinically significant hemodynamic changes in these healthy male volunteers in Korea. The pharmacoki-netics of mirodenafil were not significantly altered by this concurrent administration. Mirodenafil administered with alcohol had a tolerability profile comparable to that of mirodenafil alone [2]. In these healthy Korean male volunteers, the coadministration of ketoconazole and rifampicin resulted in significant changes in systemic exposure to mirodenafil [3].
N-Methylbenzamide is a potent phosphodiesterase 10A (PDE10A) inhibitor. N-Methylbenzamide has anti-cancer activity[1][2].
Reproterol is a dual acting β2-adrenoceptor agonist and PDE inhibitor. The theophylline constituent of Reproterol inhibits phosphodiesterase activity induced by adenylyl cyclase. Reproterol has the potential for asthma research[1][2].
Saterinone hydrochloride is a phosphodiesterase III (PDE III) inhibitor.
Mesembrine-d3 ((+)-Mesembrine-d3) is the deuterium labeled Mesembrine. Mesembrine ((+)-Mesembrine) a main alkaloid that features an aryloctahydroindole skeleton. Mesembrine is a 5-HT transporter inhibitor with a Ki of 1.4 nM. Mesembrine also inhibits phosphodiesterase 4B (PDE4B) with an IC50 of 7.8 μM[1][2].
Sildenafil (citrate)-d8 is the deuterium labeled Sildenafil citrate[1]. Sildenafil citrate is a potent phosphodiesterase type 5 (PDE5) inhibitor with IC50 of 5.22 nM.
TC-E 5005 is a potent and selective PDE10A inhibitor with IC50 values of 7.28, 239, 779, 919, 3,100, and 3,700 nM for PDE10A, 2A, 11A, 5A, 7B and 3A, respectively. TC-E 5005 inhibits adrenergic and neurogenic smooth muscle contractions in the human prostate[1].
(E/Z)-Ensifentrine is a dual inhibitor of PDE3/4. (E/Z)-Ensifentrine reduces the inflammatory cells into the airways. (E/Z)-Ensifentrine has bronchodilatory and anti-inflammatory activities in vitro and in vivo model[1].
Anagrelide Hydrochloride(BL4162A) is a drug used for the treatment of essential thrombocytosis.Target: PDEAnagrelide hydrochloride is an oral imidazoquinazoline agent that has been shown to reduce elevated platelet counts and the risk of thrombosis in patients with thrombocythaemia in various myeloproliferative disorders (MPD). It is currently approved by the FDA as oral treatment for essential thrombocythaemia (ET) and thrombocythaemia associated with polycythaemia vera (PV). Anagrelide is known to inhibit platelet cyclic adenosine monophosphate (cAMP) phosphodiesterase at concentrations that exceed those achieved at doses used to treat ET. Anagrelide is extensively metabolised in the liver and its metabolites are primarily excreted in the urine [1]. Anagrelide is an established platelet-reducing drug. Studies have also investigated the effects of anagrelide on platelets, indicating that platelet function is as important as platelet counts in ET [2].
Mirodenafil 2Hcl(SK3530 2Hcl) is a phosphodiesterase type 5 (PDE-5) inhibitor developed for the treatment of erectile dysfunction.Target: PDE5Mirodenafil is a newly developed oral phosphodiesterase type 5 inhibitor. Mirodenafil, in doses of 50 or 100 mg, significantly improved erectile function and were well tolerated in a representative population of Korean men with broad-spectrum ED of various etiologies and severities [1]. The concurrent administration of mirodenafil with alcohol was not associated with clinically significant hemodynamic changes in these healthy male volunteers in Korea. The pharmacoki-netics of mirodenafil were not significantly altered by this concurrent administration. Mirodenafil administered with alcohol had a tolerability profile comparable to that of mirodenafil alone [2]. In these healthy Korean male volunteers, the coadministration of ketoconazole and rifampicin resulted in significant changes in systemic exposure to mirodenafil [3].
PF-05085727 is a potent, selective and brain penetrant Phosphodiesterase 2A (PDE2A) inhibitor with an IC50 of 2 nM.
Sp-cAMPS triethylamine, a cAMP analog, is potent activator of cAMP-dependent PKA I and PKA II. Sp-cAMPS triethylamine is also a potent, competitive phosphodiesterase (PDE3A) inhibitor with a Ki of 47.6 µM. Sp-cAMPS triethylamine binds the PDE10 GAF domain with an EC50 of 40 μM[1][2][3].
CM-675 is a dual phosphodiesterase 5 (PDE5) and class I histone deacetylases-selective inhibitor, with IC50 values of 114 nM and 673 nM for PDE5 and HDAC1, respectively. CM-675 has potential to treat Alzheimer’s disease[1].
(+)-Medioresinol Di-O-β-D-glucopyranoside is a lignan glucoside with strong inhibitory activity of 3', 5'-cyclic monophosphate (cyclic AMP) phosphodiesterase[1].
L791943 is a potent, selective Phosphodiesterase-4 (PDE4) inhibitor with an IC50 of 4.2 nM.
Pimobendan is a selective inhibitor of PDE3 with IC50 of 0.32 μM.Target: PDE3Pimobendan exhibits selective inhibition of PDE III isolated from guinea pig cardiac muscle with IC50 of 0.32 uM compared to the inhibition of PDE I and PDE II (IC50s >30 μM). In human atrial cells, 100 μM pimobendan significantly increases the L-type calcium current (ICa(L)) (evoked by depolarization to +10 mV from a holding potential of -40 mV) by 250.4% with the half-maximal stimulation (EC50) of 1.13 μM. In rabbit atrial cells, Pimobendan increases ICa(L) at +10 mV by 67.4.%, which is significantly lower than that obtained in human atrial cells Pimobendan shows a beneficial effect on survival in the murine model of EMC virus-induced myocarditis. Administration of Pimobendan significantly increases the final survival rate from 33.6% (control) to 53.3% (0.1 mg/kg) or 66.7% (1 mg/kg). Pimobendan (1 mg/kg) also significantly reduces myocardial cellular infiltration, the level of intracardiac tumor necrosis factor (TNF)-α and interleukin (IL)-1β compared with the control group, which shows no effect on myocardial necrosis, heart weight and body weight. Pimobendan suppresses expression of the intracardiac iNOS gene , causing reduction of intracardiac NO production.
Enpp-1-IN-5 is a potent inhibitor of ectonucleotide pyrophosphatase-phosphodiesterase 1 (enpp-1). The ENPP 1 has broad specificity and can cleave a variety of substrates, including phosphodiester bonds of nucleotides and nucleotide sugars and pyrophosphate bonds nucleotides and nucleotide sugars. Enpp-1-IN-5 has the potential for the research of cancer and infectious diseases (extracted from patent WO2019046778A1/WO2021203772A1, compound 1)[1][2].
PDE4-IN-9 (Compound 5j) is a potent inhibitor of PDE4. PDE4-IN-9 exhibits lower IC50 value (1.4 μM) against PDE4 than parent rolipram (2.0 μM) in in vitro enzyme assay. PDE4-IN-9 also displays good in vivo activity in animal models of asthma/COPD and sepsis induced by LPS[1].
Sp-cAMPS sodium salt, a cAMP analog, is potent activator of cAMP-dependent PKA I 和 PKA II. Sp-cAMPS sodium salt is also a potent, competitive phosphodiesterase (PDE3A) inhibitor with a Ki of 47.6 µM. Sp-cAMPS sodium salt binds the PDE10 GAF domain with an EC50 of 40 μM[1][2][3].
Sch59498 is a potent inhibitor of phosphodiesterase 1c (Pde1c).
PDE9-IN-1 is a potent, selective, and orally bioavailable phosphodiesterase-9A (PDE9A) Inhibitor with an IC50 of 8.7 nM[1].
Roflumilast N-oxide is a PDE type 4 inhibitor.
Sildenafil-d3 is deuterium labeled Sildenafil-d3. Sildenafil (UK-92480) is a potent phosphodiesterase type 5 (PDE5) inhibitor with an IC50 of 5.22 nM.
ATX inhibitor 14 (compound 4), a indole-based carbamate derivative, is a potent autotaxin (ATX) inhibitor with an IC50 of 0.41 nM. ATX inhibitor 14 has the potential for fibrosis relevant diseases research[1].
Enpp-1-IN-15 (Compound 88a) is an Ectonucleotide Pyrophosphatase/Phosphodiesterase 1 (Enpp-1) Inhibitor, with a Ki value of 0.00586 nM[1].
Cirsimarin is a potent antilipogenic flavonoid isolated from Microtea debilis. Cirsimarin exerts potent antilipogenic effect and decreases adipose tissue deposition in mice. The lipolytic activity of Cirsimarin resulting from both its antagonist activity on adenosin A1 receptor and its inhibitory effect on phosphodiesterase[1].