Description

4-Bromopyrene is a high-purity, functionalized polycyclic aromatic hydrocarbon (PAH) derivative, serving as a critical synthetic intermediate. Its value lies in its bromine substituent, which provides a reactive handle for further cross-coupling and functionalization reactions, enabling the creation of complex molecular architectures. This compound is essential for researchers and manufacturers in the fields of organic electronics, materials science, and pharmaceutical development, where it is used to construct advanced organic semiconductors, fluorescent probes, and specialty chemicals.

Application

• Organic Semiconductor Precursor: A key building block for synthesizing novel organic light-emitting diodes (OLEDs), field-effect transistors (OFETs), and photovoltaic materials.
• Fluorescent Dye & Probe Synthesis: Used in the development of pyrene-based fluorescent sensors and markers for biochemical and environmental analysis.
• Pharmaceutical Intermediate: Serves as a versatile intermediate in medicinal chemistry for the synthesis of potential drug candidates and bioactive molecules.
• Liquid Crystal & Advanced Material Research: Employed in the design of new liquid crystalline compounds and functional polymers with tailored properties.
• Cross-Coupling Reactions: Acts as a reliable substrate in Suzuki, Heck, and other palladium-catalyzed cross-coupling reactions to form complex biaryl structures.
• Academic & Industrial R&D: A fundamental reagent for research in synthetic organic chemistry and new material development.

Basic Information

Item	Detail
Product Name	4-Bromopyrene
CAS No.	1732-26-9
Molecular Formula	C₁₆H₉Br
Molecular Weight	281.15 g/mol
Synonyms	4-Bromopyrene; Pyrene, 4-bromo-; 4-Bromo-pyrene; 1-Bromopyrene (common misnomer); NSC 404087; 4-Br-Pyrene; 4-Pyrenyl bromide; 4-Bromopyren
EINECS	Contact for details

Quality Control

Every batch of our 4-Bromopyrene is manufactured and tested under a strict quality management system to ensure high purity, consistency, and traceability. We employ advanced analytical techniques including HPLC, GC-MS, and NMR to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to support your quality assurance and regulatory 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 heat and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%

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