2-Quinoxalinecarboxylic acid

Modify Date: 2026-08-03 14:21:34

2-Quinoxalinecarboxylic acid Structure
2-Quinoxalinecarboxylic acid structure
Common Name 2-Quinoxalinecarboxylic acid
CAS Number 879-65-2 Molecular Weight 174.156
Density 1.4±0.1 g/cm3 Boiling Point 355.1±27.0 °C at 760 mmHg
Molecular Formula C9H6N2O2 Melting Point 208 °C (dec.)(lit.)
MSDS N/A Flash Point 168.6±23.7 °C

 Names

Name 2-Quinoxalinecarboxylic Acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 355.1±27.0 °C at 760 mmHg
Melting Point 208 °C (dec.)(lit.)
Molecular Formula C9H6N2O2
Molecular Weight 174.156
Flash Point 168.6±23.7 °C
Exact Mass 174.042923
PSA 63.08000
LogP 1.80
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.697
InChIKey UPUZGXILYFKSGE-UHFFFAOYSA-N
SMILES O=C(O)c1cnc2ccccc2n1
Storage condition 0-6°C

 Safety Information

Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
WGK Germany 3

 Synthetic Route

 2-Quinoxalinecarboxylic acidBioassay

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Name: Primary cell-based high-throughput screening assay for identification of compounds th...
Source: Johns Hopkins Ion Channel Center
Target: regulator of G-protein signaling 4 isoform 2 [Homo sapiens]
External Id: JHICC_RGS_Act_HTS
Name: Luminescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: mu-type opioid receptor isoform MOR-1 [Homo sapiens]
External Id: OPRM1-OPRD1_AG_LUMI_1536_1X%ACT PRUN
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: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN
Name: uHTS identification of small molecule activators of the adaptive arm of the Unfolded ...
Source: Burnham Center for Chemical Genomics
Target: N/A
External Id: BCCG-A405-UPR-XBP1-PrimaryAgonist-Assay
Name: Inhibition of HIV1 reverse transcriptase assessed as reduction in [3H]dTTP incorporat...
Source: ChEMBL
Target: Reverse transcriptase/RNaseH
External Id: CHEMBL4373315
Name: Antimycobacterial activity against Mycobacterium bovis BCG Pasteur ATCC35734 assessed...
Source: ChEMBL
Target: Mycobacterium tuberculosis variant bovis
External Id: CHEMBL5099097
Name: High throughput fluorescence intensity-based biochemical assay to screen for small mo...
Source: University of Pittsburgh Molecular Library Screening Center
Target: furin (paired basic amino acid cleaving enzyme), isoform CRA_a [Homo sapiens]
External Id: MH080376 Biochemical HTS for Inhibitors of the Proprotein Convertase Furin.
Name: Fluorescence polarization to screen for inhibitor that competite the binding of FadD2...
Source: Broad Institute
Target: FATTY-ACID-CoA LIGASE FADD28 (FATTY-ACID-CoA SYNTHETASE)
External Id: 2147-01_Inhibitor_SinglePoint_HTS_Activity
Name: Primary Screen Inhibitors of CD40 Signaling in BL2 Cells Measured in Cell-Based Syste...
Source: Broad Institute
Target: N/A
External Id: 7124-01_Inhibitor_SinglePoint_HTS_Activity
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 Synonyms

2-Quinoxalinecarboxylic acid
quinoxaline-2-carboxylic acid
quinoxalinic acid
MFCD00012334
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