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LXR-623 Liver X Receptor agonist

Cat.No.S8390

LXR-623 is a novel liver X-receptor(LXR) agonist with IC50 values of 179 nM and 24 nM for LXR-α and LXR-β, respectively. It is orally bioavailable and readily passes the blood-brain barrier.
LXR-623 Liver X Receptor agonist Chemical Structure

Chemical Structure

Molecular Weight: 422.78

Quality Control

Cell Culture, Treatment & Working Concentration

Cell Lines Assay Type Concentration Incubation Time Formulation Activity Description PMID
THP1 cells Function assay Effect on ABCA1 gene expression in human differentiated THP1 cells, EC50=0.54 μM
HepG2 cells Function assay Effect on triglyceride accumulation in human HepG2 cells, EC50=1 μM
HuH7 cells Function assay Agonist activity at human LXRbeta ligand binding domain expressed in human HuH7 cells co-transfected with Gal4-DBD by transactivation assay, EC50=3.67 μM
Click to View More Cell Line Experimental Data

Chemical Information, Storage & Stability

Molecular Weight 422.78 Formula

C21H12ClF5N2

Storage (From the date of receipt)
CAS No. 875787-07-8 Download SDF Storage of Stock Solutions

Synonyms WAY-252623 Smiles C1=CC2=C(N(N=C2C(=C1)C(F)(F)F)CC3=C(C=C(C=C3)F)Cl)C4=CC=C(C=C4)F

Solubility

In vitro
Batch:

DMSO : 84 mg/mL ( (198.68 mM) Moisture-absorbing DMSO reduces solubility. Please use fresh DMSO.)

Ethanol : 84 mg/mL

Water : Insoluble

Molarity Calculator

Mass Concentration Volume Molecular Weight

In vivo
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Mechanism of Action

Targets/IC50/Ki
LXR-β [1]
24 nM
LXR-α [1]
179 nM
In vitro
LXR-623 suppresses LDLR expression, increases expression of the ABCA1 efflux transporter, and induces substantial cell death in all of the GBM samples tested. The brain metastatic breast cancer cell line MDA-MB-361, which harbors ERBB2 amplification, is also highly sensitive to this compound-dependent cell death in a concentration-dependent manner. It inhibits LDL uptake and induces cholesterol efflux in GBM cells, resulting in a significant reduction in cellular cholesterol content. Normal brain cell insensitivity to this chemical may be due to reliance on endogenous synthesis of cholesterol and intact negative feedback through synthesis of endogenous oxysterols[3].
In vivo
LXR-623 is absorbed rapidly with peak concentrations (Cmax) achieved at approximately 2 hours. The Cmax and area under the concentration-time curve increases in a dose-proportional manner. The mean terminal disposition half-life is between 41 and 43 hours independently of dose. In a low-density lipoprotein (LDL) receptor, (LDLr) knockout mouse model of atherosclerosis, this compound administered orally upregulates intestinal ABCG5 and ABCG8 and reduces atheroma burden without altering serum or hepatic cholesterol and trig-lycerides. It shows brain penetration and causes tumor regression in a GBM(glioblastomas) mouse model, reducing cholesterol and inducing cell death[1].
References

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