Description

1H-Dibenzo[De,H]Quinoline-2,7-Dione is a high-purity, specialized quinone derivative with a complex fused-ring structure. This compound serves as a critical advanced intermediate and functional building block in the synthesis of sophisticated organic materials. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, organic electronics, and dye/pigment industries for developing novel compounds.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with fused heterocyclic structures for therapeutic applications.
• Organic Electronic Materials: Serves as a core building block for electron-transport materials, organic semiconductors, and components in OLEDs and OFETs due to its quinone-based redox-active properties.
• High-Performance Dyes & Pigments: Used in the development of specialized colorants, photostable dyes, and functional pigments for advanced coatings and imaging technologies.
• Research & Development: Essential reference standard and starting material in academic and industrial organic chemistry research for studying quinone chemistry and photophysical properties.
• Ligand Synthesis: Potential precursor for creating complex chelating ligands used in catalysis and coordination chemistry.

Basic Information

Product Name	1H-Dibenzo[De,H]Quinoline-2,7-Dione
CAS No.	31293-07-9
Molecular Formula	C₁₇H₉NO₂
Molecular Weight	259.26 g/mol
Synonyms	1H-Dibenzo[de,h]quinoline-2,7-dione; 2,7-Dioxo-1H-dibenzo[de,h]quinoline; Benzo[kl]acridine-7,12-dione; 7,12-Dioxobenzo[kl]acridine; NSC 407347; 1-Azabenz[a]anthracene-7,12-dione
EINECS	Contact for details

Quality Control

Our 1H-Dibenzo[De,H]Quinoline-2,7-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and physical characteristics are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from incompatible materials. The container should be kept tightly sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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