Description

3-Chloroacenaphthene is a halogenated polycyclic aromatic hydrocarbon (PAH) derivative, serving as a versatile and valuable synthetic intermediate in advanced organic chemistry. Its core value proposition lies in its ability to introduce the chloroacenaphthene moiety, enabling the synthesis of complex molecules for high-value applications. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science sectors.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in drug discovery programs targeting complex polycyclic structures.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides, where the chlorinated acenaphthene core can impart specific biological activity.
• Organic Light-Emitting Diodes (OLEDs): Acts as a precursor for the synthesis of specialized organic semiconductors and charge-transport materials used in display and lighting technologies.
• Liquid Crystal & Dye Synthesis: Serves as a starting material for creating advanced dyes, pigments, and liquid crystal compounds for electronic displays and imaging.
• Polymer & Material Science: Utilized to modify polymers or create novel monomers, enhancing material properties like thermal stability or optical characteristics.
• Academic & Industrial R&D: A critical reagent for methodological studies in organic synthesis, including cross-coupling reactions and ring-forming transformations.

Basic Information

Product Name	3-Chloroacenaphthene
CAS No.	5573-31-9
Molecular Formula	C₁₂H₉Cl
Molecular Weight	188.65 g/mol
Synonyms	3-Chloroacenaphthylene; 1-Chloroacenaphthene; Acenaphthene, 3-chloro-; 3-Chloro-1,2-dihydroacenaphthylene; NSC 406914; 3-Chloro-1,2-dihydroacenaphthylene; 3-Chloroacenaphthalene
EINECS	226-959-5

Quality Control

Our 3-Chloroacenaphthene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and purity. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents.

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	≤ 0.5%
Residue on Ignition	≤ 0.1%

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