SoleChem

1-hexadecene

Oils, Fats & Waxes Plastics & Polymers
CAS
629-73-2
EC
211-105-8
Mol. Weight
224.42 g/mol

Description

1-Hexadecene (CAS 629-73-2), also known commercially as cetylene, is a long-chain linear alpha olefin used as a reactive building block and functional ingredient across polymer, lubricant, and personal care manufacturing.

Its terminal double bond makes it a preferred monomer and co-monomer for controlled chemical reactions in industrial synthesis. In plastics and polymer production, it serves as a co-monomer in polyethylene and polyalphaolefin synthesis.

This chemical influences chain branching and final resin properties to meet specific performance targets. Lubricant formulators use it as a feedstock for synthetic base oils and viscosity modifiers for automotive and industrial fluids.

Controlled oligomerization delivers tailored lubrication profiles for high-performance applications. In personal care, it functions as an emollient carrier and dispersing agent in skin-feel formulations, contributing to spreadability and texture.

It is frequently utilized in creams and serums to enhance the user experience. It also acts as a plasticizer and softening agent in specialty coatings and adhesive systems requiring flexible film formation during the curing process.

The product is supplied as a clear liquid in drum and IBC quantities, with bulk tanker options available for high-volume industrial buyers. Standard commercial grades are available at purities of 95% and 98%+.

High-purity polymer-grade specifications are offered for co-monomer applications. Our logistics network ensures reliable delivery of this essential olefin to manufacturing facilities worldwide while maintaining strict quality control protocols.

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Physical Properties

Melting Point 4.1 °C
Boiling Point 284.4 °C @ Press: 760 Torr
Density 0.7811 g/cm³ @ Temp: 20 °C
Flash Point 275 °F
Appearance clear colorless liquid
Color Yellow to orange-brown
Odor mild hydrocarbon odor
Form Crystalline Powder, Crystals and/or Chunks
Water Solubility Miscible with ether, petroleum ether and alcohol. Immiscible with water.
Vapor Pressure 1 mm Hg ( 105.3 °C)
Refractive Index n 20/D 1.441(lit.)
Log P 8.06 at 20℃

Safety & Handling (Learn More)

Danger GHS08 GHS09
Hazard Statements
H304 May be fatal if swallowed and enters airways
H410 Very toxic to aquatic life with long lasting effects
Precautionary Statements
P273 Avoid release to the environment.
P331 Do NOT induce vomiting.
P391 Collect spillage.
P405 Store locked up.
P501 Dispose of contents/container in accordance with local regulations.
P301+P316 Get emergency medical help immediately.

Trade & Regulatory

HS Code 29012990
Storage Class 10 - Combustible liquids
WGK (Germany) 3

Documentation

Other Names

n-Hexadec-1-ene|Hexadecylene-1|Cetylene|Cetene|alpha-Hexadecylene|alpha-Hexadecene|1-n-Hexadecene|1-Cetene

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