Description

4,8-Dihydroxyquinoline is a versatile heterocyclic organic compound belonging to the quinoline family. This bifunctional molecule is valued for its chelating properties and its role as a key synthetic intermediate in the production of more complex chemical entities. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for research and development, as well as scale-up production. Its specific structure makes it a valuable precursor for metal-chelating agents, pharmaceutical actives, and advanced material components.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those with antimicrobial or chelating properties.
• Agrochemical Synthesis: Used in the development and production of advanced fungicides, herbicides, and plant growth regulators.
• Metal Chelation & Analysis: Acts as an effective analytical reagent and chelating agent for various metal ions in industrial processes and laboratory settings.
• Dye & Pigment Manufacturing: Functions as an intermediate in the production of specialized dyes, pigments, and optical brighteners.
• Corrosion Inhibitor Formulation: Incorporated into formulations designed to protect metals from corrosion in various industrial applications.
• Research & Development: Employed in organic synthesis and chemical research for developing novel compounds with potential biological activity.
• Polymer Additive: Used as a stabilizer or functional monomer in the synthesis of specialty polymers and resins.

Basic Information

Product Name	4,8-Dihydroxyquinoline
CAS No.	10118-81-7
Molecular Formula	C9H7NO2
Molecular Weight	161.16 g/mol
Synonyms	4,8-Quinolinediol; 8-Hydroxy-4-quinolinol; 4,8-Dihydroxyquinoline; Quinoline-4,8-diol; 4,8-Dihydroxy-chinolin; 1-Azanaphthalene-4,8-diol
EINECS	Contact for details

Quality Control

Our 4,8-Dihydroxyquinoline is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including identification, assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment. We can support customer-specific quality requirements and audits.

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). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.