HOMOQUINOLINIC ACID

Modify Date: 2026-07-16 17:25:31

HOMOQUINOLINIC ACID Structure
HOMOQUINOLINIC ACID structure
Common Name HOMOQUINOLINIC ACID
CAS Number 490-75-5 Molecular Weight 181.15
Density 1.477g/cm3 Boiling Point 437ºC at 760mmHg
Molecular Formula C8H7NO4 Melting Point N/A
MSDS N/A Flash Point 218.1ºC

 Use of HOMOQUINOLINIC ACID


Homoquinolinic acid is a non endogenous agonist of NMDAR2 receptor[1][2].

Summary: HOMOQUINOLINIC ACID, Chinese name: 高奎宁酸, CAS number: 490-75-5, molecular formula: C8H7NO4, molecular weight: 181.15. For research-use only, not for medical or clinical usage.


 Names

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

Name 3-(carboxymethyl)pyridine-2-carboxylic acid
Synonym More Synonyms

 HOMOQUINOLINIC ACID Biological Activity

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

Description Homoquinolinic acid is a non endogenous agonist of NMDAR2 receptor[1][2].
Related Catalog
In Vitro Homoquinolinic acid (HQA,20 μM) 导致在第V层记录的事件频率显著增加[2]。 Homoquinolinic acid (HQA) 作用于突触前端,增强谷氨酸的释放[2]。
References

[1]. L P de Carvalho, et al. The endogenous agonist quinolinic acid and the non endogenous homoquinolinic acid discriminate between NMDAR2 receptor subunits. Neurochem Int. 1996 Apr;28(4):445-52.  

[2]. G Woodhall, et al. NR2B-containing NMDA autoreceptors at synapses on entorhinal cortical neurons. J Neurophysiol. 2001 Oct;86(4):1644-51.  

 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.

Density 1.477g/cm3
Boiling Point 437ºC at 760mmHg
Molecular Formula C8H7NO4
Molecular Weight 181.15
Flash Point 218.1ºC
Exact Mass 181.03800
PSA 87.49000
LogP 0.40690
Vapour Pressure 2.07E-08mmHg at 25°C
Index of Refraction 1.607
InChIKey HQPMJFFEXJELOQ-UHFFFAOYSA-N
SMILES O=C(O)Cc1cccnc1C(=O)O

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

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HOMOQUINOLINIC ACID Structure

HOMOQUINOLINIC ACID

CAS#:490-75-5

Learn More
Literature: Miescher; Kaegi Helvetica Chimica Acta, 1941 , vol. 24, p. 1471,1479

~%

HOMOQUINOLINIC ACID Structure

HOMOQUINOLINIC ACID

CAS#:490-75-5

Learn More
Literature: Miescher; Kaegi Helvetica Chimica Acta, 1941 , vol. 24, p. 1471,1479

~%

HOMOQUINOLINIC ACID Structure

HOMOQUINOLINIC ACID

CAS#:490-75-5

Learn More
Literature: Miescher; Kaegi Helvetica Chimica Acta, 1941 , vol. 24, p. 1471,1479

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  3

DownStream  2

 HOMOQUINOLINIC ACIDBioassay

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

Name: Primary qHTS for small molecule stabilizers of the endoplasmic reticulum resident pro...
Source: NCGC
Target: N/A
External Id: SERCaMPGLuc-p1-antagonist
Name: Human GluN2A (Ionotropic glutamate receptors)
Source: IUPHAR-DB
Target: GluN2A (Ionotropic glutamate receptors) [Homo sapiens]
External Id: 456_Human
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 Stage-Specific Inhibitors of Vaccinia Orthopoxvirus: mCherry Reporter Primar...
Source: NCGC
Target: 67.9K protein [Vaccinia virus]
External Id: Vaccinia-p2mCherry
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: Rescue cell viability in cybrid cells with a genetic mutation in complex 1 of the mit...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: N/A
External Id: HMS1315
Name: Ability to displace [3H]CPP from NMDA receptor in rat brain membrane
Source: ChEMBL
Target: Glutamate receptor ionotropic, NMDA 3A
External Id: CHEMBL748107
Name: SARS-CoV-2 3CL-Pro protease inhibition percentage at 20µM by FRET kind of response f...
Source: ChEMBL
Target: Replicase polyprotein 1ab
External Id: CHEMBL4495582
Name: Tocris HTS for Inhibitors of Aerobactin Synthetase lucA
Source: 23265
External Id: IucA Pilot Assay Tocris Library
Name: qHTS for Stage-Specific Inhibitors of Vaccinia Orthopoxvirus: Venus Reporter Primary ...
Source: NCGC
Target: 67.9K protein [Vaccinia virus]
External Id: Vaccinia-p2Venus
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 Synonyms

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

Homoquinolinate
Bromocriptine mesylate
Homoquinolinic acid
Tocris-0197

 HOMOQUINOLINIC ACID | FAQ

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

Q: What is the polar surface area (PSA) of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: Polar surface area (PSA) of 3-(carboxymethyl)pyridine-2-carboxylic acid is 87.49000.
Q: What is the CAS number of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: CAS number of 3-(carboxymethyl)pyridine-2-carboxylic acid is 490-75-5.
Q: What is the molecular formula of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: Molecular formula of 3-(carboxymethyl)pyridine-2-carboxylic acid is C8H7NO4.
Q: What is the English name of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: The English name of 3-(carboxymethyl)pyridine-2-carboxylic acid is 3-(carboxymethyl)pyridine-2-carboxylic acid.
Q: What is the InChIKey of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: InChIKey of 3-(carboxymethyl)pyridine-2-carboxylic acid is HQPMJFFEXJELOQ-UHFFFAOYSA-N.
Q: What is the molecular weight of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: Molecular weight of 3-(carboxymethyl)pyridine-2-carboxylic acid is 181.15.
Q: What are the uses of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: Main uses of 3-(carboxymethyl)pyridine-2-carboxylic acid: Homoquinolinic acid is a non endogenous agonist of NMDAR2 receptor[1][2].
Q: What is the boiling point of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: Boiling point of 3-(carboxymethyl)pyridine-2-carboxylic acid is 437ºC at 760mmHg.
Q: What English synonyms does 3-(carboxymethyl)pyridine-2-carboxylic acid have?
A: English synonyms of 3-(carboxymethyl)pyridine-2-carboxylic acid: Homoquinolinate, Bromocriptine mesylate, Homoquinolinic acid, Tocris-0197.
Q: What are the downstream products of 3-(carboxymethyl)pyridine-2-carboxylic acid?
A: Related downstream products(CAS) of 3-(carboxymethyl)pyridine-2-carboxylic acid: 501-81-5;108-99-6.

 HOMOQUINOLINIC ACIDfactory

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

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