Description

4,6,7,8-Tetrahydro-1H,3H-Quinoline-2,5-Dione is a versatile heterocyclic organic compound with the CAS number 5057-12-5, serving as a key synthetic intermediate in advanced organic chemistry. Its unique fused quinoline-dione structure makes it a valuable building block for constructing complex molecular architectures. This compound is primarily utilized by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and materials science.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory agents.
• Agrochemical Research: Serves as a core scaffold for developing new herbicides and fungicides with enhanced efficacy and selectivity.
• Organic Synthesis Building Block: Used in the construction of complex heterocyclic compounds, including alkaloid analogs and fused ring systems for material science.
• Dye and Pigment Chemistry: Acts as an intermediate in the production of specialized quinoline-based dyes and functional colorants.
• Coordination Chemistry Ligand Precursor: Its structure can be modified to create chelating ligands for metal complexes used in catalysis.
• Academic and R&D Laboratories: Employed in methodological studies and the discovery of new chemical reactions and pathways.

Basic Information

Product Name	4,6,7,8-Tetrahydro-1H,3H-Quinoline-2,5-Dione
CAS No.	5057-12-5
Molecular Formula	C9H9NO2
Molecular Weight	163.17 g/mol
Synonyms	1,2,3,4-Tetrahydroquinoline-2,5-dione; 2,5-Dioxo-1,2,3,4-tetrahydroquinoline; 4,6,7,8-Tetrahydroquinoline-2,5-dione; 5,8-Dihydroxy-1,2,3,4-tetrahydroquinoline; Quinoline-2,5-dione, 1,2,3,4-tetrahydro-; 1H,3H-Quinoline-2,5-dione, 4,6,7,8-tetrahydro-; NSC 403697
EINECS	Contact for details

Quality Control

Our 4,6,7,8-Tetrahydro-1H,3H-Quinoline-2,5-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for research and development applications.

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 and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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