Ethoxyethyl Methacrylate

AKA: 2-Ethoxyethyl methacrylate, 2370-63-0, 2-Propenoic acid, 2-ethoxyethyl ester, 2-ethoxyethyl 2-methylprop-2-enoate, Methacrylic acid, ETHOXYETHYLMETHACRYLATE, 2-Ethoxyethyl Methacrylate (stabilized with MEHQ), 51289-08-8

Synthetic

Occlusive

Not Clean

2-Propenoic Acid, 2-methyl-, 2-Ethoxyethyl Ester

Formula

C8H14O3

Mol. Weight

158.19

CAS #

51289-08-8

Form

Liquid

State

Liquid

Functions

Film Forming

Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.

Creates Protective Barrier

EWG

CIR

Reviewed by CIR

Pregnancy

—

CIR Safety Findings

Not a Sensitizer

all-shades-safe

Regulatory Status

USAunder review

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Skin Types

●all-skin-types

Best For

General

The paper trail

🔬Peer-reviewed1 paper →

⚖️Regulatory1 listing →

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

Verified Jun 2026

Data: PubChem · CosIng · EWG · CIR