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Lauryl methacrylate

CAS Number
142-90-5
EC Number
205-570-6
Chemical Formula
C16H30O2
Molecular 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. Contact us for supply of Lauryl methacrylate Request Quote

Other Names (Synonyms)

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

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point-20 °C
Boiling Point167 °C @ Press: 10 Torr
Density0.868 g/cm³ @ Temp: 20 °C
Flash Point>230 °F
AppearanceClear light yellow liquid
ColorClear light yellow
FormLiquid
Water Solubilityinsoluble
Vapor Pressure0.06Pa at 20℃
Refractive Indexn 20/D 1.445(lit.)
Log P6.68 at 20℃

Safety & Handling

Warning
GHS07· IrritantGHS09· Environment

Hazard Statements

H315Causes skin irritation
H319Causes serious eye irritation
H320Causes eye irritation
H335May cause respiratory irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29161490
UN Number3082
ADR Class9
Packing GroupIII
Storage Class10 - Combustible liquids
WGK (Germany)2