Description

5-Bromo Acenaphthylene is a halogenated polycyclic aromatic hydrocarbon derivative, serving as a versatile and critical synthetic intermediate in advanced organic chemistry. Its value lies in its bromine-substituted acenaphthylene core, which provides a reactive site for cross-coupling reactions and functional group transformations, enabling the construction of complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors, particularly for developing novel organic electronic materials, active pharmaceutical ingredients (APIs), and specialty dyes.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), especially those with complex polycyclic structures.
• Organic Electronic Materials: Used in the research and development of organic semiconductors, light-emitting diodes (OLEDs), and photovoltaic materials due to its conjugated aromatic system.
• Agrochemical Synthesis: Serves as a precursor for creating advanced crop protection agents and herbicides with specific activity profiles.
• Ligand and Catalyst Development: Employed in the design of specialized ligands for metal-catalyzed reactions, including Suzuki-Miyaura and other cross-coupling protocols.
• Polymer Chemistry: Acts as a monomer or functionalizing agent for creating high-performance polymers with unique thermal and optical properties.
• Dye and Pigment Manufacturing: Intermediate for synthesizing specialized dyes, pigments, and fluorescent markers used in various industrial applications.
• Academic and R&D: A valuable reagent for fundamental research in organic synthesis and materials science at universities and corporate R&D centers.

Basic Information

Product Name	5-Bromo Acenaphthylene
CAS No.	7267-03-0
Molecular Formula	C₁₂H₇Br
Molecular Weight	231.09 g/mol
Synonyms	5-Bromoacenaphthylene; Acenaphthylene, 5-bromo-; 1-Bromoacenaphthylene; 5-Bromo-1,2-dihydroacenaphthylene; NSC 406913; 5-Bromanylideneacenaphthylene
EINECS	Contact for details

Quality Control

Our 5-Bromo Acenaphthylene is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and purity against established specifications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We adhere to cGMP principles where applicable to support our customers in regulated industries.

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 acids and incompatible materials such as strong oxidizing agents. Due to its light-sensitive nature, containers should be amber or opaque.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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