≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488184338 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488184338 |
| Canonical Smiles | C1=CC=C2C(=C1)C=C(C(=N2)C(=O)O)C(=O)O |
| IUPAC Name | quinoline-2,3-dicarboxylic acid |
| InChIKey | YHUVMHKAHWKQBI-UHFFFAOYSA-N |
| INCHI | 1S/C11H7NO4/c13-10(14)7-5-6-3-1-2-4-8(6)12-9(7)11(15)16/h1-5H,(H,13,14)(H,15,16) |
| Isomeric SMILES | C1=CC=C2C(=C1)C=C(C(=N2)C(=O)O)C(=O)O |
| PubChem CID | 69508 |
| Molecular Weight | 217.18 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Quinolines and derivatives |
| Subclass | Quinoline carboxylic acids |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Quinoline carboxylic acids |
| Alternative Parents | Pyridinecarboxylic acids Dicarboxylic acids and derivatives Benzenoids Heteroaromatic compounds Carboxylic acids Azacyclic compounds Organopnictogen compounds Organooxygen compounds Organonitrogen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteropolycyclic compounds |
| Substituents | Quinoline-2-carboxylic acid - Quinoline-3-carboxylic acid - Pyridine carboxylic acid - Pyridine carboxylic acid or derivatives - Dicarboxylic acid or derivatives - Pyridine - Benzenoid - Heteroaromatic compound - Carboxylic acid - Carboxylic acid derivative - Azacycle - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Aromatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as quinoline carboxylic acids. These are quinolines in which the quinoline ring system is substituted by a carboxyl group at one or more positions. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 B2323410 | Certificate of Analysis | Dec 22, 2025 | Q347120 |
| B2323396 | Certificate of Analysis | Dec 22, 2025 | Q347120 |
| B2323390 | Certificate of Analysis | Dec 22, 2025 | Q347120 |
| B2323264 | Certificate of Analysis | Dec 22, 2025 | Q347120 |
| B2323263 | Certificate of Analysis | Dec 22, 2025 | Q347120 |
| B2323250 | Certificate of Analysis | Dec 22, 2025 | Q347120 |
| C2515127 | Certificate of Analysis | Nov 03, 2022 | Q347120 |
| Molecular Weight | 217.180 g/mol |
|---|---|
| XLogP3 | 1.600 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 2 |
| Exact Mass | 217.038 Da |
| Monoisotopic Mass | 217.038 Da |
| Topological Polar Surface Area | 87.500 Ų |
| Heavy Atom Count | 16 |
| Formal Charge | 0 |
| Complexity | 304.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
| 1. Baotong Xu, Xiangyang Li, Ru Yang, Wei Yao, Enjun Gao, Vladimir P. Fedin. (2023) Boosted photocatalytic performance on molecule/semiconductor hybrid materials: conversion of sunlight energy into hydrogen fuel. NEW JOURNAL OF CHEMISTRY, 47 (10): (4636-4643). [PMID:] [10.1039/D2NJ05890A] |
| 2. Jiamei Zhang, Wei Zhou, Li Yang, Mingsong Dou, Wenwen Qu, Shaolin Lu, Xudong Chen. (2024) Room temperature phosphorescence from intermolecular hydrogen-bonded quinolone quinoline carboxylic acid/polyacrylamide material and the application for anti-counterfeiting. DYES AND PIGMENTS, [PMID:] [10.1016/j.dyepig.2024.112282] |
