Description

7-Hydroxyquinoline-3-Carboxylic Acid is a high-purity, functionalized quinoline derivative that serves as a critical building block in advanced organic synthesis. This compound is valued for its unique molecular structure, which combines a carboxylic acid group with a hydroxyquinoline scaffold, enabling precise chemical modifications. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and plant growth regulators.
• Coordination Chemistry & Chelation: Acts as a versatile ligand for metal ions in catalytic systems and analytical chemistry applications.
• Fluorescent Probe Synthesis: Serves as a core structure for creating sensitive fluorescent dyes and sensors used in bioimaging and diagnostics.
• Material Science: Incorporated into the design of organic electronic materials, such as OLEDs and conductive polymers.
• Chemical Biology: Utilized as a molecular tag or linker in proteomics and bioconjugation studies.

Basic Information

Product Name	7-Hydroxyquinoline-3-Carboxylic Acid
CAS No.	659730-27-5
Molecular Formula	C10H7NO3
Molecular Weight	189.17 g/mol
Synonyms	3-Carboxy-7-hydroxyquinoline; 7-Hydroxyquinoline-3-carboxylic acid; Quinoline-3-carboxylic acid, 7-hydroxy-; 7-Hydroxy-3-quinolinecarboxylic acid; 7-Hydroxy-3-quinoline carboxylic acid; 7-Hydroxy-quinoline-3-carboxylic acid; 7-Hydroxy-3-carboxyquinoline
EINECS	Contact for details

Quality Control

Our 7-Hydroxyquinoline-3-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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