Description

3-Eicosene,(E)- CAS NO 74685-33-9 is a high-purity, long-chain α-olefin isomer of significant industrial interest. This compound serves as a crucial intermediate and building block in the synthesis of specialized polymers, surfactants, and fine chemicals. It is particularly valuable for R&D and production in the polymer, lubricant additive, and specialty chemical manufacturing sectors.

Application

• Polymer & Copolymer Synthesis: Acts as a comonomer for producing linear low-density polyethylene (LLDPE) and other polyolefins with tailored properties.
• Lubricant & Fuel Additives: Used in the manufacture of polyalphaolefin (PAO) synthetic base oils and performance-enhancing additives.
• Surfactant & Detergent Intermediates: Serves as a feedstock for producing high-performance, biodegradable surfactants and detergent alcohols.
• Fine Chemical Synthesis: A key starting material or intermediate in organic synthesis for pharmaceuticals, agrochemicals, and fragrances.
• Research & Development: Utilized in academic and industrial labs for studying olefin metathesis, polymerization kinetics, and material science.
• Specialty Wax & Adhesive Formulations: Imparts specific melting points and rheological properties to wax blends and adhesive systems.

Basic Information

Product Name	3-Eicosene,(E)-
CAS No.	74685-33-9
Molecular Formula	C₂₀H₄₀
Molecular Weight	280.54 g/mol
Synonyms	(E)-3-Eicosene; trans-3-Eicosene; 3-Eicosen-1-ene; (E)-Eicos-3-ene; 3-Eicosene (trans-); E-3-Eicosene; 74685-33-9; (E)-3-Icosene
EINECS	Contact for details

Quality Control

Our 3-Eicosene,(E)- is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including gas chromatography (GC) for purity and isomer content, to ensure it meets exacting specifications for industrial and research applications. Certificates of Analysis (COA) detailing purity, identity, and key physical parameters are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider under an inert atmosphere such as nitrogen to prevent oxidation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Area %)
Isomer Content ((E)-isomer)	≥ 98.0% (of total 3-Eicosene)
Water Content (KF)	≤ 0.1%

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