Description

5-Chloro-1-pentene is a versatile halogenated alkene building block with significant utility in organic synthesis. Its terminal chloro and alkene functionalities make it a valuable intermediate for constructing more complex molecules through nucleophilic substitution and addition reactions. This compound is particularly relevant for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key starting material for the synthesis of various active pharmaceutical ingredients (APIs) and fine chemicals.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and plant growth regulators.
• Polymer & Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers and functional materials.
• Organic Synthesis Building Block: Employed in alkylation, Grignard, and coupling reactions to introduce pentenyl or chloropentyl groups.
• Ligand & Catalyst Preparation: Useful for synthesizing novel ligands for metal complexes and catalysts.
• Flavor & Fragrance Industry: Acts as a precursor in the synthesis of certain aroma chemicals.
• Research & Development: A valuable reagent for academic and industrial R&D in synthetic chemistry.

Basic Information

Product Name	5-Chloro-1-pentene
CAS No.	928-50-7
Molecular Formula	C5H9Cl
Molecular Weight	104.58 g/mol
Synonyms	1-Pentene, 5-chloro-; Allyl chloride, 3-chloro-; 5-Chloropent-1-ene; 3-Chloroallyl chloride; 1-Chloro-4-pentene; Pent-1-en-5-yl chloride; 5-Chloroamylene
EINECS	213-179-6

Quality Control

Our 5-Chloro-1-pentene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality system supports traceability and meets the rigorous demands of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place away from heat, sparks, and open flame. Due to its highly volatile nature, keep container tightly sealed when not in use. Recommended storage temperature is 2-8°C to maximize stability. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	0.92 - 0.94 g/mL
Refractive Index (n20D)	1.435 - 1.445

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