Description

6-Hydroxy-4-Quinolinecarboxylic Acid is a versatile quinoline derivative that serves as a crucial building block in advanced organic synthesis. Its unique molecular structure, featuring both a carboxylic acid and a hydroxyl group on the quinoline scaffold, makes it a valuable intermediate for creating complex molecules with targeted properties. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for antimicrobial and anti-inflammatory agents.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Coordination Chemistry: Acts as a chelating ligand for metal ions in catalytic systems and material science applications.
• Dye and Pigment Manufacturing: Intermediate for producing specialized quinoline-based dyes and colorants.
• Research & Development: Used in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Fine Chemical Production: Serves as a starting material for synthesizing other complex quinoline derivatives.

Basic Information

Product Name	6-Hydroxy-4-Quinolinecarboxylic Acid
CAS No.	4312-44-1
Molecular Formula	C10H7NO3
Molecular Weight	189.17 g/mol
Synonyms	4-Carboxy-6-hydroxyquinoline; 6-Hydroxyquinoline-4-carboxylic Acid; 6-Hydroxy-4-quinolinecarboxylic acid; 6-Hydroxylepidine-4-carboxylic Acid; 4-Quinolinecarboxylic acid, 6-hydroxy-; 6-Hydroxycinchoninic Acid; 6-Hydroxy-4-carboxyquinoline
EINECS	224-345-9

Quality Control

Our 6-Hydroxy-4-Quinolinecarboxylic Acid is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

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

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