Description

3-Quinolinecarboxylicacid,8-Amino-4-Hydroxy-(9Ci) is a high-purity, multi-functional heterocyclic carboxylic acid derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block for the synthesis of complex molecules. It is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where its unique quinoline scaffold enables the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with potential antimicrobial, anti-inflammatory, or anticancer activity.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and insecticides, leveraging the bioactivity of the quinoline core.
• Organic Synthesis & Research: Versatile reagent for constructing complex heterocyclic systems in academic and industrial R&D laboratories.
• Dye & Pigment Industry: Intermediate for producing specialized quinoline-based dyes and colorants.
• Coordination Chemistry: Potential ligand for metal complexes due to the presence of carboxylic acid and amino/hydroxy functional groups.
• Material Science: Used in the research and development of advanced organic electronic materials and polymers.

Basic Information

Product Name	3-Quinolinecarboxylicacid,8-Amino-4-Hydroxy-(9Ci)
CAS No.	75839-98-4
Molecular Formula	C₁₀H₈N₂O₃
Molecular Weight	204.19 g/mol
Synonyms	8-Amino-4-hydroxyquinoline-3-carboxylic acid; 4-Hydroxy-8-aminoquinoline-3-carboxylic acid; 3-Carboxy-8-amino-4-hydroxyquinoline; 8-Amino-4-hydroxy-3-quinolinecarboxylic acid; AQCA; 75839-98-4 (CAS); 8-Amino-4-hydroxy-quinoline-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarboxylicacid,8-Amino-4-Hydroxy-(9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity, consistency, and traceability. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment supports applications requiring GMP-grade intermediates and research-grade chemicals.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). Keep away from incompatible materials such as strong acids, strong bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (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.