SoleChem

Lauryl methacrylate

CAS
142-90-5
EC
205-570-6
Mol. Weight
254.41 g/mol

Description

Lauryl methacrylate (CAS 142-90-5), also known as dodecyl methacrylate and abbreviated as LMA, is a long-chain alkyl ester monomer used to build polymer systems requiring flexibility and hydrophobicity.

It functions as a reactive building block in copolymer synthesis across lubricant, personal care, and polymer manufacturing sectors. It is valued for its ability to provide low glass transition temperatures.

In lubricant additive manufacturing, LMA is copolymerized to produce viscosity index improvers and pour point depressants. These additives keep engine and industrial oils performing across wide temperature ranges.

Personal care formulators incorporate LMA-based polymers into film-forming agents for hair fixatives and skin adhesives. It is also used in water-resistant cosmetic coatings for improved durability.

In plastics and polymer production, it is used to modify acrylic copolymers, improving flexibility and surface properties. This makes it ideal for high-performance coatings, adhesives, and sealants.

Its long alkyl chain also makes it suitable for producing oil-soluble polymers used in metalworking fluid formulations. Lauryl methacrylate is supplied as a clear to slightly yellow liquid for industrial use.

The product is typically stabilized with a polymerization inhibitor such as MEHQ for safe handling and storage. It is available in technical and industrial grades, with purity levels commonly at 98% or higher.

Bulk quantities are offered in drums and IBC totes, with tanker supply available for large-volume industrial buyers. Our supply chain ensures consistent quality and reliable delivery for all manufacturing needs.

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Physical Properties

Melting Point -20 °C
Boiling Point 167 °C @ Press: 10 Torr
Density 0.868 g/cm³ @ Temp: 20 °C
Flash Point >230 °F
Appearance Clear light yellow liquid
Color Clear light yellow
Form Liquid
Water Solubility insoluble
Vapor Pressure 0.06Pa at 20℃
Refractive Index n 20/D 1.445(lit.)
Log P 6.68 at 20℃

Safety & Handling (Learn More)

Warning GHS07 GHS09
Hazard Statements
H315 Causes skin irritation
H319 Causes serious eye irritation
H320 Causes eye irritation
H335 May cause respiratory irritation
H400 Very toxic to aquatic life
H410 Very toxic to aquatic life with long lasting effects
Precautionary Statements
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P319 Get medical advice/attention if you feel unwell.
P321 Specific treatment (see … on this label).
P391 Collect spillage.
P405 Store locked up.
P501 Dispose of contents/container in accordance with local regulations.
P264+P265 Wash … thoroughly after handling.
P302+P352 IF ON SKIN: Wash with plenty of water.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P332+P317 Get emergency medical help.
P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code 29161490
UN Number 3082
ADR Class 9
Packing Group III
Storage Class 10 - Combustible liquids
WGK (Germany) 2

Documentation

Other Names

Dodecyl methacrylate|Dodecyl 2-methylacrylate|N-Dodecyl methacrylate|2-Propenoic acid, 2-methyl-, dodecyl ester|Metazene|Dodecyl 2-methyl-2-propenoate|Sipomer LMA|Methacrylic acid, dodecyl ester|LMA

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