Description

Cyclopentene, 3-Bromo- (7Ci,9Ci) CAS NO 36291-48-2 is a halogenated cyclic olefin, specifically a brominated derivative of cyclopentene, serving as a versatile and valuable building block in advanced organic synthesis. This compound is crucial for introducing the bromocyclopentene moiety into target molecules, enabling the construction of complex cyclic frameworks. It is primarily sought after by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications in medicinal chemistry, material science, and catalysis.

Application

• Pharmaceutical Intermediate: Key synthon for the synthesis of novel drug candidates, particularly those containing functionalized cyclopentane or cyclopentene rings, which are common motifs in bioactive molecules.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides where the bromine atom allows for further functionalization.
• Material Science Precursor: Serves as a monomer or cross-linking agent in the development of specialized polymers and advanced organic materials.
• Catalysis & Ligand Development: Employed in the preparation of organometallic complexes and chiral ligands for asymmetric synthesis.
• Organic Synthesis Building Block: Utilized in Diels-Alder reactions, cross-coupling reactions (e.g., Suzuki, Heck), and other carbon-carbon bond-forming transformations.
• Academic & Industrial R&D: Essential reagent for methodological studies and exploring new synthetic pathways in chemistry laboratories worldwide.

Basic Information

Product Name	Cyclopentene, 3-Bromo- (7Ci,9Ci)
CAS No.	36291-48-2
Molecular Formula	C5H7Br
Molecular Weight	147.01 g/mol
Synonyms	3-Bromocyclopentene; 1-Bromo-2-cyclopentene; 3-Bromo-1-cyclopentene; Bromocyclopentene; NSC 169002; 2-Cyclopenten-1-yl bromide; (Cyclopent-2-en-1-yl)bromide
EINECS	Contact for details

Quality Control

Our Cyclopentene, 3-Bromo- is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, NMR, and HPLC, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment. We support cGMP and ISO standards for research and development applications.

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). This compound is light-sensitive and should be handled under an inert atmosphere for prolonged stability. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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