Methoxy-PEPy

Modify Date: 2026-07-01 22:31:53

Methoxy-PEPy Structure
Methoxy-PEPy structure
Common Name Methoxy-PEPy
CAS Number 524924-76-3 Molecular Weight 210.23100
Density N/A Boiling Point N/A
Molecular Formula C13H10N2O Melting Point N/A
MSDS N/A Flash Point N/A

 Use of Methoxy-PEPy


Methoxy-PEPy is a potent and highly selective mGlu5 receptor antagonist with IC50 of 1 nM.IC50 value: 1 nM [1]Target: mGlu5R inhibitorAdministration of [3H]methoxy-PEPy (50 microCi/kg i.v.) to mGlu5 receptor-deficient mice revealed binding at background levels in forebrain, whereas wild-type mice exhibited 14-fold higher binding in forebrain relative to cerebellum [2]. The calcium transients stimulated by these agonists were potently inhibited by reference allosteric mGlu5 antagonists - 2-methyl-6-(phenylethynyl)pyridine (MPEP), 3-[(2-methyl-1,3-thiazol-4-yl)ethynyl]pyridine (MTEP) and 3-methoxy-5-(pyridine-2-ylethynyl)pyridine (methoxy-PEPy) (IC(50) ranges: 0.8-66 nM) [3].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name Methoxy-PEPy
Synonym More Synonyms

 Methoxy-PEPy Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Methoxy-PEPy is a potent and highly selective mGlu5 receptor antagonist with IC50 of 1 nM.IC50 value: 1 nM [1]Target: mGlu5R inhibitorAdministration of [3H]methoxy-PEPy (50 microCi/kg i.v.) to mGlu5 receptor-deficient mice revealed binding at background levels in forebrain, whereas wild-type mice exhibited 14-fold higher binding in forebrain relative to cerebellum [2]. The calcium transients stimulated by these agonists were potently inhibited by reference allosteric mGlu5 antagonists - 2-methyl-6-(phenylethynyl)pyridine (MPEP), 3-[(2-methyl-1,3-thiazol-4-yl)ethynyl]pyridine (MTEP) and 3-methoxy-5-(pyridine-2-ylethynyl)pyridine (methoxy-PEPy) (IC(50) ranges: 0.8-66 nM) [3].
Related Catalog
References

[1]. Cosford ND, et al. [3H]-methoxymethyl-MTEP and [3H]-methoxy-PEPy: potent and selective radioligands for the metabotropic glutamate subtype 5 (mGlu5) receptor. Bioorg Med Chem Lett. 2003 Feb 10;13(3):351-4.

[2]. Anderson JJ, et al. In vivo receptor occupancy of mGlu5 receptor antagonists using the novel radioligand [3H]3-methoxy-5-(pyridin-2-ylethynyl)pyridine). Eur J Pharmacol. 2003 Jul 18;473(1):35-40.

[3]. Salisbury BG, et al. Inducible expression and pharmacological characterization of the mouse metabotropic glutamate 5b receptor. Eur J Pharmacol. 2008 Jan 28;579(1-3):34-9.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Molecular Formula C13H10N2O
Molecular Weight 210.23100
Exact Mass 210.07900
PSA 35.01000
LogP 1.88500
InChIKey VRTFKUFTEWQHDD-UHFFFAOYSA-N
SMILES COc1cncc(C#Cc2ccccn2)c1
Storage condition 2-8℃

 Methoxy-PEPyBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: QFRET-based biochemical primary high throughput screening assay to identify exosite i...
Source: The Scripps Research Institute Molecular Screening Center
Target: disintegrin and metalloproteinase domain-containing protein 17 preproprotein [Homo sapiens]
External Id: ADAM17_INH_QFRET_1536_1X%INH PRUN
Name: qHTS for Inhibitors of human tyrosyl-DNA phosphodiesterase 1 (TDP1): qHTS in cells in...
Source: NCGC
Target: TDP1 protein [Homo sapiens]
External Id: TDP1100
Name: qHTS for Inhibitors of human tyrosyl-DNA phosphodiesterase 1 (TDP1): qHTS in cells in...
Source: NCGC
Target: TDP1 protein [Homo sapiens]
External Id: TDP1101
Name: Bursicon-induced LGR2 mediated cAMP production in LGR-2/CRE6x-Luciferase co-transfect...
Source: Broad Institute
Target: N/A
External Id: Bursicon-induced LGR2 mediated cAMP production in LGR-2/CRE6x-Luciferase co-transfected HEK293 cells Inhibition - 7011-01_Antagonist_SinglePoint_HTS_Activity
Name: qHTS for Inhibitors of AMA1-RON; Towards Development of Antimalarial Drug Lead: Prima...
Source: NCGC
Target: apical membrane antigen 1, AMA1 [Plasmodium falciparum 3D7]
External Id: AMA1100
Name: Fluorescence polarization-based biochemical high throughput primary assay to identify...
Source: The Scripps Research Institute Molecular Screening Center
Target: abhydrolase domain-containing protein 4 isoform 1 [Mus musculus]
External Id: ABHD4_INH_FP_1536_1X%INH PRUN
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

3-methoxy-5-(pyridin-2-ylethynyl)pyridine

 Methoxy-PEPy | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the LogP of Methoxy-PEPy?
A: LogP of Methoxy-PEPy is 1.88500.
Q: What is the molecular formula of Methoxy-PEPy?
A: Molecular formula of Methoxy-PEPy is C13H10N2O.
Q: What is the polar surface area (PSA) of Methoxy-PEPy?
A: Polar surface area (PSA) of Methoxy-PEPy is 35.01000.
Q: What is the InChIKey of Methoxy-PEPy?
A: InChIKey of Methoxy-PEPy is VRTFKUFTEWQHDD-UHFFFAOYSA-N.
Q: What is the CAS number of Methoxy-PEPy?
A: CAS number of Methoxy-PEPy is 524924-76-3.
Q: What is the SMILES notation of Methoxy-PEPy?
A: SMILES notation of Methoxy-PEPy is COc1cncc(C#Cc2ccccn2)c1.
Q: What are the storage conditions for Methoxy-PEPy?
A: Storage conditions for Methoxy-PEPy: 2-8℃.
Q: What is the molecular weight of Methoxy-PEPy?
A: Molecular weight of Methoxy-PEPy is 210.23100.
Q: What English synonyms does Methoxy-PEPy have?
A: English synonyms of Methoxy-PEPy: 3-methoxy-5-(pyridin-2-ylethynyl)pyridine.
Q: What is the English name of Methoxy-PEPy?
A: The English name of Methoxy-PEPy is Methoxy-PEPy.

 Methoxy-PEPyfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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