Description

Acenaphthene-5,6-Dicarboxylic Anhydride is a high-purity, polycyclic aromatic anhydride building block of significant interest in advanced material synthesis. Its rigid, fused-ring structure makes it a valuable precursor for creating polymers and dyes with enhanced thermal stability and specific optical properties. This compound is primarily utilized by R&D chemists and process engineers in the fine chemical, specialty polymer, and advanced material sectors.

Application

• Polyimide and Polyamide Synthesis: Serves as a key monomer for producing high-performance polymers with excellent thermal and mechanical properties, used in aerospace and electronics.
• Liquid Crystal Polymers (LCPs): Acts as a rigid core unit in the development of LCPs for high-temperature applications and precision molded components.
• Organic Semiconductor Research: Used as a building block for n-type organic semiconductors and electron-transport materials in OLEDs and OFETs.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized vat dyes and high-stability pigments.
• Epoxy Curing Agent / Hardener: Functions as an anhydride-based curing agent for epoxy resin systems, enhancing heat resistance.
• Chemical Research & Development: A versatile intermediate for synthesizing novel heterocyclic compounds and complex molecular architectures in academic and industrial labs.

Basic Information

Product Name	Acenaphthene-5,6-Dicarboxylic Anhydride
CAS No.	5699-00-3
Molecular Formula	C14H6O3
Molecular Weight	222.20 g/mol
Synonyms	Acenaphtho[5,6-cd]pyran-1,3-dione; 1,8-Naphthalic Anhydride, Acenaphthene-fused; 5,6-Acenaphthenedicarboxylic Anhydride; Acenaphthylene-5,6-dicarboxylic Anhydride; ADCA; Acenaphthenequinone Dicarboxylic Anhydride
EINECS	Contact for details

Quality Control

Every batch of Acenaphthene-5,6-Dicarboxylic Anhydride is manufactured under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, and NMR to ensure batch-to-batch consistency and high purity levels suitable for demanding synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is available upon request.

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). This material is hygroscopic (moisture-sensitive); ensure containers are kept sealed to prevent absorption of atmospheric moisture which may affect reactivity and purity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	285 - 295 °C
Loss on Drying	≤ 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.