TG11-77 is a potent, selective, brain-permeable and orally available antagonist of the prostaglandin E2 (PGE2) receptor subtype EP2 with KB value of 9.7 nM.

1-Piperidine Propionic Acid (1-PPA) is an allosteric Inhibitor of protease activated receptor-2 (PAR2) with IC50 of 2.3 uM.

NRD-21 is a potent, selective, reversible, negative allosteric modulator of PAR1 with IC50 of 0.37 uM in calcium mobilization assays.

TFLLRN-NH2 is a potent, PAR1-selective agonist peptide with EC50 of 1.9 uM.

Ogremorphin (OGM, OGM8345) is a highly specific, first-in-class small-molecule inhibitor of GPR68 with IC50 of 0.71 uM.

Ogremorphin-1 (OGM1) is a highly specific, first-in-class small-molecule inhibitor of GPR68 with IC50 of 0.16 uM.

DC591053 (DC 591053) is a selective small molecule agonist of relaxin family peptide receptor 4 (RXFP4) with pEC50  of 7.24  and pKi  of  6.95, shows no activity against RXFP3.

AZ-66 is a highly potent S1R/S2R antagonist with Ki of 0.31/1.76 nM, respectively.

CM-304 is a potent, selective sigma-1 receptor (S1R) antagonist with Ki of 3.41 nM, 100-fold selective over S2R.

GM310 is a small molecule inhibitor of glycolysis, proteotoxicity, inflammation, and impairments in animal models of Alzheime's, Huntington's, and stroke by activation of the Sigma-1 receptor.

JR1-157 is a potent selective sigma 2 receptor (σ2R) ligand with Ki value of 47 nM, >10-fold selectivity over σ1R.

MAM03055A is a novel bivalent sigma-2 receptor/TMEM97 ligand with cytotoxic activity, exhibits high affinity and strong preference for sigma-2 receptor with Ki of 55.9 nM.

RC-752 is a potent, seletive sigma-1 receptor (S1R) antagonist with Ki of 6.2 nM, 50-fold selective over S2R, shows antinociceptive activity.

WLB-89462 (WLB89462) is a potent, highly selective sigma-2 receptor (σ2R) ligand with Ki of 13 nM, >100-fold selective over σ1R (Ki=1777 nM).

CRN02481 is a potent and selective SST5 receptor agonist with EC50 of 0.37 nM (human SST5), with excellent selectivity against SST1, SST2, SST3 and SST4 receptors.

S6821 (S 6821) is a potent and selective bitter taste receptor TAS2R8 with IC50 of 21 nM.

Org 274179-0 is a highly potent, allosteric antagonist of the thyroid-stimulating hormone receptor (TSH receptor), inhibits bTSH-, hTSH- and M22-mediated CRE-luciferase transactivation in the CHO cell line.

SYD5115 (SYD-5115) is a potent, selective and orally bioavailable thyrotropin receptor (TSH-R) antagonist with IC50 of 48 and 62 nM for rTSHR and hTSHR, respectively.

OPC-61815 is a water-soluble phosphate ester pro-drug of Tolvaptan (Cat# PC-45125), which is an orally active vasopressin V2 receptor antagonist.

RGH-122 is a potent, selective, and orally bioavailable V1a receptor antagonist with Ki/IC50 of 0.3/0.9 nM (hV1a) respectively, >100-fold selectiive over V2 receptor.

Protokylol hydrochloride(Caytine hydrochloride, JB-251 hydrochloride) is a salt form of protokylol and is an agonist of β-adrenergic receptor. Protokylol hydrochloride is also used as a bronchodilator.

Fasoracetam (NS 105) is a metabotropic glutamate receptor activator with a potential to treat vascular dementia.