Description

1-Bromo-3-Cyclopentyl-Benzene is a high-purity halogenated aromatic compound, serving as a versatile and critical building block in advanced organic synthesis. Its unique structure, featuring a bromine substituent and a cyclopentyl group on the benzene ring, makes it an essential intermediate for constructing complex molecular architectures. This compound is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) and metabolic diseases.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the cyclopentyl-benzene core contributes to specific biological activity and environmental profiles.
• Ligand and Catalyst Development: Serves as a precursor for synthesizing specialized ligands used in transition metal catalysis and asymmetric synthesis.
• Material Science Research: Employed in the development of organic electronic materials, liquid crystals, and advanced polymers due to its aromatic and aliphatic hybrid structure.
• Cross-Coupling Reactions: Acts as a reliable substrate in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck, Sonogashira) for carbon-carbon bond formation.
• Fine Chemical Production: An important intermediate for manufacturing specialty chemicals, dyes, and fragrances requiring specific bromo-aryl functionalities.

Basic Information

Product Name	1-Bromo-3-Cyclopentyl-Benzene
CAS No.	19920-76-4
Molecular Formula	C11H13Br
Molecular Weight	225.13 g/mol
Synonyms	3-Bromophenylcyclopentane; (3-Bromophenyl)cyclopentane; 3-Cyclopentylbromobenzene; 1-Bromo-3-cyclopentylbenzene; m-Bromophenylcyclopentane; 3-Bromo-1-cyclopentylbenzene; Benzene, 1-bromo-3-cyclopentyl-; Cyclopentyl-m-bromobenzene
EINECS	Contact for details

Quality Control

Our 1-Bromo-3-Cyclopentyl-Benzene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting identity, assay, and impurity profiles to support your quality assurance protocols.

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). Keep away from heat, sparks, and open flames. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 2.0%

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