Description

2-Hydroxyquinoline-4-Carboxylic Acid is a versatile heterocyclic carboxylic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique molecular structure, featuring both a quinoline core and a carboxylic acid group, makes it a valuable precursor for creating complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity intermediates for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and anti-infective pathways.
• Agrochemical Synthesis: Building block for developing advanced herbicides, fungicides, and plant growth regulators.
• Coordination Chemistry & Chelating Agent: Used in the preparation of metal-organic frameworks (MOFs) and as a ligand for metal catalysis.
• Organic Light-Emitting Diodes (OLEDs): Serves as a core structure for synthesizing electron-transport or emissive layer materials.
• Dye & Pigment Manufacturing: Intermediate for producing specialized quinoline-based colorants and fluorescent markers.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction methodologies.

Basic Information

Product Name	2-Hydroxyquinoline-4-Carboxylic Acid
CAS No.	851547-34-7
Molecular Formula	C10H7NO3
Molecular Weight	189.17 g/mol
Synonyms	4-Carboxy-2-hydroxyquinoline; 2-Quinolinol-4-carboxylic acid; 2-Hydroxy-4-quinolinecarboxylic acid; 4-Quinolinecarboxylic acid, 2-hydroxy-; Kynurenic acid derivative; Quinoline-4-carboxylic acid, 2-hydroxy-; 2-Oxyquinoline-4-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2-Hydroxyquinoline-4-Carboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The product is soluble in strong acids and organic solvents; keep away from incompatible materials. Keep container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.