2-Quinoxalinecarboxylic acid - ≥97% , CAS No.879-65-2

CAS: 879-65-2 Cat. No.: Q113505 Molecular Weight: 174.16 Beilstein Registry Number: 25(5)4,345 EC Number: 632-974-3 PubChem CID: 96695
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2-quinoxaline carboxylic acid | STL558240 | FT-0687559 | DTXSID80236688 | W-204001 | 2-Quinoxalinecarboxylic acid, 97% | BDBM50518654 | EC-000.2271 | HMS2379P19 | SMR000068509 | Oleandrina | 2-Quinoxalinecarboxylic acid | VU0118494-2 | 2-QCA | AM20070439
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
Q113505-250mg
2
$9.90
500mg
Q113505-500mg
4
$10.90
1g
Q113505-1g
10
$11.90
5g
Q113505-5g
9

$14.90

$22.90
Save $8.00 (34.93%)
25g
Q113505-25g
2

$41.90

$62.90
Save $21.00 (33.39%)
100g
Q113505-100g
1

$86.90

$130.90
Save $44.00 (33.61%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-quinoxaline carboxylic acid | STL558240 | FT-0687559 | DTXSID80236688 | W-204001 | 2-Quinoxalinecarboxylic acid, 97% | BDBM50518654 | EC-000.2271 | HMS2379P19 | SMR000068509 | Oleandrina | 2-Quinoxalinecarboxylic acid | VU0118494-2 | 2-QCA | AM20070439
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488187011
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488187011
Canonical SmilesC1=CC=C2C(=C1)N=CC(=N2)C(=O)O
IUPAC Namequinoxaline-2-carboxylic acid
InChIKeyUPUZGXILYFKSGE-UHFFFAOYSA-N
INCHI1S/C9H6N2O2/c12-9(13)8-5-10-6-3-1-2-4-7(6)11-8/h1-5H,(H,12,13)
Isomeric SMILES C1=CC=C2C(=C1)N=CC(=N2)C(=O)O
WGK Germany 3
PubChem CID 96695
Molecular Weight 174.16
Beilstein 25(5)4,345
Reaxy-Rn 6078

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassDiazanaphthalenes
SubclassBenzodiazines
Intermediate Tree Nodes Not available
Direct ParentQuinoxalines
Alternative Parents Pyrazine carboxylic acids  Benzenoids  Heteroaromatic compounds  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Quinoxaline - Pyrazine carboxylic acid - Pyrazine carboxylic acid or derivatives - Benzenoid - Pyrazine - Heteroaromatic compound - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Azacycle - Organic nitrogen compound - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as quinoxalines. These are compounds containing a quinoxaline moiety, a bicyclic heterocycle made up of a benzene ring fused to a pyrazine ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
VDR Tclin Vitamin D receptor (26531 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PLK1 Tchem Serine/threonine-protein kinase PLK1 (28605 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALDH1A1 Tchem Aldehyde dehydrogenase 1A1 (77053 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALOX15 Tchem Arachidonate 15-lipoxygenase (7108 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HSD17B10 Tchem Endoplasmic reticulum-associated amyloid beta-peptide-binding protein (20669 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KDM4A Tchem Lysine-specific demethylase 4A (52245 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HPGD Tchem 15-hydroxyprostaglandin dehydrogenase [NAD+] (24926 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MBNL1 Tbio Muscleblind-like protein 1 (34431 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CBX1 Tbio Chromobox protein homolog 1 (92434 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BAZ2B Tchem Bromodomain adjacent to zinc finger domain protein 2B (56204 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
pol Human immunodeficiency virus type 1 reverse transcriptase (18245 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mycobacterium tuberculosis variant bovis (1746 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NS1 Nonstructural protein 1 (33327 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

18 results found

Lot NumberCertificate TypeDateItem
C1826084Certificate of AnalysisOct 14, 2025 Q113505
C1826083Certificate of AnalysisOct 14, 2025 Q113505
L2120071Certificate of AnalysisOct 11, 2025 Q113505
L2120062Certificate of AnalysisOct 11, 2025 Q113505
F1206029Certificate of AnalysisAug 14, 2024 Q113505
L1616020Certificate of AnalysisAug 12, 2024 Q113505
F1211002Certificate of AnalysisJul 16, 2024 Q113505
D2412212Certificate of AnalysisMar 15, 2024 Q113505
D2412216Certificate of AnalysisMar 15, 2024 Q113505
D2412218Certificate of AnalysisMar 15, 2024 Q113505
C2408388Certificate of AnalysisFeb 27, 2024 Q113505
C2408389Certificate of AnalysisFeb 27, 2024 Q113505
C2408390Certificate of AnalysisFeb 27, 2024 Q113505
C2408391Certificate of AnalysisFeb 27, 2024 Q113505
C2408392Certificate of AnalysisFeb 27, 2024 Q113505
C2408387Certificate of AnalysisFeb 27, 2024 Q113505
D23261228Certificate of AnalysisJan 25, 2022 Q113505
D23261196Certificate of AnalysisDec 22, 2021 Q113505

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Chemical and Physical Properties
Melt Point(°C)208°C
Molecular Weight174.160 g/mol
XLogP31.600
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass174.043 Da
Monoisotopic Mass174.043 Da
Topological Polar Surface Area63.100 Ų
Heavy Atom Count13
Formal Charge0
Complexity208.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Citations of This Product
References
1. Yiwei Tang, He Meng, Wenxiu Wang, Yang Song, Shuo Wang, Zhuanying Li, Xianghong Wang, Xuelian Hu.  (2023)  Off-line magnetic Fe3O4@SiO2@MIPs-based solid phase dispersion extraction coupling with HPLC for the simultaneous determination of olaquindox and its metabolite in fish muscle and milk samples.  Food Chemistry-X,      [PMID:36974171] [10.1016/j.fochx.2023.100611]
Solution Calculators
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