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· · COA & SDS available for every product · Same-day shipping on in-stock items 8-hydroxyquinoline-4-carboxylic acid - ≥97% , CAS No.55698-67-4
Storage
Store at 2-8°C,Argon charged
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Why this grade ≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Specifications & Purity
≥97%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Names and Identifiers Canonical Smiles C1=CC2=C(C=CN=C2C(=C1)O)C(=O)O IUPAC Name 8-hydroxyquinoline-4-carboxylic acid InChIKey KPTUKANGPPVLMD-UHFFFAOYSA-N INCHI 1S/C10H7NO3/c12-8-3-1-2-6-7(10(13)14)4-5-11-9(6)8/h1-5,12H,(H,13,14) Isomeric SMILES C1=CC2=C(C=CN=C2C(=C1)O)C(=O)O Alternate CAS 55698-67-4 NSC Number 120753 Molecular Weight 189.17
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 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 Hydroxyquinolines 8-hydroxyquinolines Pyridinecarboxylic acids 1-hydroxy-4-unsubstituted benzenoids 1-hydroxy-2-unsubstituted benzenoids Heteroaromatic compounds Monocarboxylic acids and derivatives Carboxylic acids Azacyclic compounds Organopnictogen compounds Organooxygen compounds Organonitrogen compounds Organic oxides Hydrocarbon derivatives Molecular Framework Aromatic heteropolycyclic compounds Substituents Quinoline-4-carboxylic acid - Hydroxyquinoline - 8-hydroxyquinoline - Pyridine carboxylic acid - Pyridine carboxylic acid or derivatives - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Benzenoid - Pyridine - Heteroaromatic compound - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Azacycle - Organic nitrogen compound - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organic oxygen 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 Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Molecular Weight 189.170 g/mol XLogP3 1.600 Hydrogen Bond Donor Count 2 Hydrogen Bond Acceptor Count 4 Rotatable Bond Count 1 Exact Mass 189.043 Da Monoisotopic Mass 189.043 Da Topological Polar Surface Area 70.400 Ų Heavy Atom Count 14 Formal Charge 0 Complexity 231.000 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
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