Description

4-Hydroxyquinoline-3-carboxaldehyde is a versatile and high-value heterocyclic building block and analytical reagent. This compound is critical for the synthesis of complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel quinoline-based derivatives.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, including kinase inhibitors, antimicrobial agents, and anti-cancer compounds.
• Ligand Synthesis: Used to prepare chelating ligands for metal complexes in catalysis and material science applications.
• Fluorescent Probe Development: Serves as a starting material for creating sensitive fluorescent dyes and sensors for biological and chemical detection.
• Organic Synthesis Building Block: Utilized in various name reactions (e.g., Friedländer synthesis) to construct more complex fused heterocyclic systems.
• Agrochemical Research: Employed in the development of new active ingredients for crop protection products.
• Material Science: A component in the synthesis of organic electronic materials and metal-organic frameworks (MOFs).

Basic Information

Product Name	4-Hydroxyquinoline-3-carboxaldehyde
CAS No.	7509-12-8
Molecular Formula	C10H7NO2
Molecular Weight	173.17 g/mol
Synonyms	3-Formyl-4-hydroxyquinoline; 4-Hydroxy-3-quinolinecarboxaldehyde; 4-Hydroxyquinoline-3-carbaldehyde; Quinoline-3-carboxaldehyde, 4-hydroxy-; 4-Hydroxy-3-quinolinecarbaldehyde; 4-Quinolinol-3-carboxaldehyde
EINECS	Contact for details

Quality Control

Our 4-Hydroxyquinoline-3-carboxaldehyde is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	Yellow to light brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residual Solvents (GC)	Complies with ICH guidelines

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