(Rac)-E1R (Compound 2) is the racemate of E1R. (Rac)-E1R is a sigma-1 receptor positive allosteric modulator (Sig1R PAM) for the treatment of cognition/memory disorders.

(2R,3R)-E1R (Compound 2b) is an enantiomer of E1R. (2R,3R)-E1R is a sigma-1 receptor positive allosteric modulator (Sig1R PAM) for the treatment of cognition/memory disorders.

(2S,3S)-E1R (Compound 2d) is an enantiomer of E1R. (2S,3S)-E1R is a sigma-1 receptor positive allosteric modulator (Sig1R PAM) for the treatment of cognition/memory disorders.

(2R,3S)-E1R (Compound 2c) is an enantiomer of E1R. (2R,3S)-E1R is a sigma-1 receptor positive allosteric modulator (Sig1R PAM) for the treatment of cognition/memory disorders.

BMS-470539 dihydrochloride is a highly potent and selective melanocortin-1 receptor (MC-1R) agonist with an IC50 of 120 nM, an EC50 of 28 nM. BMS-470539 dihydrochloride does not activate MC-3R and is a very weak partial agonist at MC-4R and MC-5R. BMS-470539 dihydrochloride has potently anti-inflammatory properties.

BMS-248360 is a potent and orally active dual antagonist of both angiotensin II receptor (AT1) and endothelin A (ETA) receptor, with Kis of 10 nM and 1.9 nM for hAT1 and hETA receptor, respectively. BMS-248360 displays hypertensive effects.

TD-0212 TFA is an orally active dual pharmacology angiotensin II type 1 receptor (AT1) antagonist and neprilysin (NEP) inhibitor, with a pKi of 8.9 for AT1 and a pIC50 of 9.2 for NEP.

LPA2 antagonist 2 (H2L 5226501) is a selective LPA2 antagonist with an IC50 of 28.3 nM, which is ＞480-fold more selective than LPA3 (IC50 of 13.85 μM).

Nebracetam hydrochloride, a nootropic M1-muscarinic agonist, induces a rise of intracellular Ca2+ concentration. Nebracetam hydrochloride exhibits an EC50 of 1.59 mM for elevating [Ca2+]i.

Latanoprost acid, an analog of prostaglandin (PG) F2α, is an selective prostanoid receptor (FP) agonist that specifically activates the FP-PG receptor. Latanoprost acid inhibits RANKL-induced osteoclastgenesis and function by inhibiting ERK, AKT, JNK, and p38 cascade, following by the c-fos/NFATc1 pathway. Latanoprost acid is a medication which works to lower pressure inside the eyes.

HAMI 3379 is a potent and selective Cysteinyl leukotriene (CysLT2) receptor antagonist. HAMI 3379 has a protective effect on acute and subacute ischemic brain injury, and attenuates microglia-related inflammation.

NUCC-390 is a novel and selective small-molecule CXCR4 receptor agonist. NUCC-390 can induce internalization of CXCR4 receptors.

RTI-118 is a novel small-molecule neuropeptide S receptor (NPSR) antagonist. RTI-118 can relieve drug addiction including selectively decrease cocaine self-administration.

Pregnenolone monosulfate sodium salt (3β-Hydroxy-5-pregnen-20-one monosulfate sodium salt) is a powerful neurosteroid, the main precursor of various steroid hormones including steroid ketones. Pregnenolone monosulfate sodium salt acts as a signaling-specific inhibitor of cannabinoid CB1 receptor, inhibits the effects of tetrahydrocannabinol (THC) that are mediated by the CB1 receptors. Pregnenolone monosulfate sodium salt can protect the brain from cannabis intoxication.

PSB-1114 tetrasodium is a potent, enzymatically stable, and subtype-selective P2Y2 receptor agonist with an EC50 of 134 nM. PSB-1114 tetrasodium displays >50-fold selectivity versus the P2Y4 (EC50 of 9.3 μM) and P2Y6 (EC50 of 7.0 μM) receptors.

Pasireotide pamoate (SOM230 pamoate) is a stable cyclohexapeptide somatostatin mimic that improves agonist activity at somatostatin receptors (subtypes sst1/2/3/4/5, pKi=8.2/9.0/9.1/<7.0/9.9 respectively). Pasireotide pamoate exhibits antisecretory, antiproliferative, and proapoptotic activity.

NF157 is a highly selective nanomolar P2Y11 antagonist with a pKi of 7.35. The IC50s are 463 nM, 1811 µM, 170 µM for P2Y11 (Ki=44.3 nM), P2Y1 (Ki=187 µM), P2Y2 (Ki=28.9 µM), respectively. NF157, significantly reduces expression of metalloproteinase (MMP)-3, MMP-13, can be used in the treatment of osteoarthritis (OA).

NF546 is a selective non-nucleotide P2Y11 agonist with a pEC50 of 6.27. NF546 stimulates release of interleukin-8 from human monocyte-derived dendritic cells.

CYM50260 is a potent and exquisitely selective sphingosine-1-phosphate 4 receptor (S1P4-R) agonist with an EC50 of 45 nM. CYM50260 displays no activity against S1P1-R, S1P2-R, S1P3-R and S1P5-R.

DG-041 is a potent, high affinity and selective EP3 receptor antagonist with IC50s of 4.6 nM and 8.1 nM in the binding and FLIPR assay, respectively. DG-041 inhibits PGE2 facilitation of platelet aggregation. DG-041 crosses the blood-brain barrier.

Naloxone benzoylhydrazone (NalBzoH) is a mixed agonist/antagonist. Naloxone benzoylhydrazone is a prototypic κ3-opioid receptor agonist, and a partial agonist at the cloned μ and δ opioid receptors, and an antagonist at opioid-like NOP receptors. Naloxone benzoylhydrazone has potently analgesia effect.

CYM 9484 is a selective and highly potent neuropeptide Y (NPY) Y2 receptor antagonist with an IC50 value of 19 nM.

MA-2029 is a selective, orally active, and competitive motilin receptor antagonist (IC50=4.9 nM). MA-2029 is selective for the motilin receptor over various other receptors and ion channels. MA-2029 may be useful for gastrointestinal disorders associated with disturbed gastrointestinal motility.

TC-MCH 7c, a phenylpyridone derivative, is an orally available, selective and brain-penetrable MCH1R antagonist with an IC50 of 5.6 nM for hMCH1R. TC-MCH 7c has Kis of 3.4 nM and 3.0 nM of human and mouse MCH1R, respectively.

SRX246 is a potent, CNS-penetrant, highly selective, orally bioavailable vasopressin 1a (V1a) receptor antagonist (Ki=0.3 nM for human V1a). SRX246 has no interaction at V1b and V2 receptors. SRX246 also displays negligible binding at 64 others receptors classes, including 35 G-proteincoupled receptors. SRX246 can be used for treatment of stress-related disorders.

IRL 2500 is a potent Endothelin receptor antagonist. IRL 2500 shows IC50 values of 1.3 and 94 nM for ETB and ETA receptors, respectively. IRL 2500 inhibits ETB receptor-mediated blood pressure increase and renal vascular resistance in rats in vivo.

J-113863 is a potent and selective CCR1 (CD18) antagonist with IC50 values of 0.9 nM and 5.8 nM for human and mouse CCR1 receptors, respectively. J-113863 is also a potent antagonist of the human CCR3 (IC50 of 0.58 nM) , but a weak antagonist of the mouse CCR3 (IC50 of 460 nM). J-113863 is inactive against CCR2, CCR4 and CCR5, as well as the LTB4 or TNF-α receptors. Anti-inflammatory effect.

YM022 is a highly potent, selective and orally active gastrin/cholecystokinin (CCK)-B receptor (CCK-BR) antagonist. YM022 shows the Ki values of 68 pM and 63 nM for CCK-B and CCK-A receptor, respectively. YM022 can inhibit gastrin-induced gastric acid secretion and histidine decarboxylase activation in vivo.

Proglumide hemicalcium is a nonpeptide and orally active cholecystokinin (CCK)-A/B receptors antagonist. Proglumide hemicalcium selective blocks CCK’s effects in the central nervous system (CNS). Proglumide hemicalcium has ability to inhibit gastric secretion and to protect the gastroduodenal mucosa. Proglumide hemicalcium also has antiepileptic and antioxidant activities.

SB228357 is a selective, potent oral active 5-HT2C/2B receptor antagonist with pKi values of 6.9, 8.0 and 9.0 for 5-HT2A, 5-HT2B and 5-HT2C, respectively. SB228357 has antidepressant/anxiolytic effects.