Description

1,4-Dihydroxy-2(1H)-Quinolinone is a versatile heterocyclic organic compound belonging to the quinolinone class. This chemical serves as a valuable key intermediate and building block in advanced organic synthesis, prized for its unique structural framework. It is primarily utilized by pharmaceutical, agrochemical, and fine chemical research and development sectors for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various bioactive molecules, including potential antimicrobial, anti-inflammatory, and anticancer agents.
• Agrochemical Synthesis: Used as a building block for developing new herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a core structure for creating specialized quinoline-based dyes and colorants.
• Organic Light-Emitting Diodes (OLEDs): Investigated as a potential electron-transport or emissive layer material in electronic applications.
• Coordination Chemistry & Chelation: Acts as a ligand for metal ions, useful in catalysis and material science.
• Research & Development: Employed in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Item	Details
Product Name	1,4-Dihydroxy-2(1H)-Quinolinone
CAS No.	21201-44-5
Molecular Formula	C9H7NO3
Molecular Weight	177.16 g/mol
Synonyms	1,4-Dihydroxy-2(1H)-quinolone; 1,4-Dihydroxycarbostyril; 2-Hydroxy-1,4-dihydroxyquinoline; 4-Hydroxy-1H-2-oxoquinoline-1-carboxylic Acid (tautomer); Quinolin-2(1H)-one, 1,4-dihydroxy-; 1,4-Dihydroxyquinolin-2(1H)-one; 4-Hydroxy-1H-quinolin-2-one
EINECS	Contact for details

Quality Control

Our 1,4-Dihydroxy-2(1H)-Quinolinone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, consistency, and traceability. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles, supporting compliance with cGMP and ISO standards where applicable.

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 nature, the container must be kept tightly sealed to minimize exposure to 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.