Description

4-Hydroxyquinoline-8-Carboxylic Acid is a versatile quinoline derivative that serves as a key synthetic intermediate and building block in advanced organic chemistry. This compound matters for its ability to introduce both carboxylic acid and hydroxyl functionalities into complex molecular frameworks, enabling the synthesis of novel compounds with tailored properties. It is primarily needed by research institutions and industrial R&D teams in the pharmaceutical, agrochemical, and material science sectors for developing active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting infectious diseases or with chelating properties.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or plant growth regulators that leverage its heterocyclic structure.
• Coordination Chemistry & Ligand Synthesis: Serves as a chelating agent or a starting point for creating complex ligands used in catalysis and metal-organic frameworks (MOFs).
• Material Science: Employed in the research of organic semiconductors, fluorescent dyes, or photoactive materials due to its quinoline core.
• Chemical Synthesis Building Block: Utilized in academic and industrial laboratories for constructing more complex heterocyclic compounds and fine chemicals.
• Analytical Chemistry: May be used as a standard or reagent in method development and analytical testing.

Basic Information

Product Name	4-Hydroxyquinoline-8-Carboxylic Acid
CAS No.	386207-63-2
Molecular Formula	C10H7NO3
Molecular Weight	189.17 g/mol
Synonyms	8-Carboxy-4-hydroxyquinoline; 4-Hydroxy-8-quinolinecarboxylic Acid; 4-Hydroxyquinoline-8-carboxylate; 8-Quinolinecarboxylic acid, 4-hydroxy-; 4-OH-8-COOH-Quinoline
EINECS	Contact for details

Quality Control

Our 4-Hydroxyquinoline-8-Carboxylic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters such as assay (HPLC), related substances, and residual solvents. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for research and development purposes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong acids and oxidizing agents. For long-term storage, consider inert atmosphere conditions to maximize stability.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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