Moderate Cosmetic Ingredient NOAEL Data GHS Classified

2-Hydroxyethyl Acrylate

INCI: HYDROXYETHYL ACRYLATE

CAS Number
818-61-1
Function
Film forming, primarily used in nail enhancement products (UV/LED gel systems)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted in cosmetics; CIR concluded acrylates copolymers safe when formulated to avoid irritation

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

6 study endpoints found for 2-Hydroxyethyl Acrylate. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 125 mg/kg bw/day oral dog oral REACH
NOAEL >=196 mg/kg bw/day oral rat oral REACH
NOAEL 40 mg/kg bw/day oral rat oral REACH
NOAEL 150 mg/kg bw/day oral rat oral REACH
NOAEL 100 mg/kg bw/day oral rat oral REACH
NOAEL 100 mg/kg bw/day oral - oral REACH

GHS Hazard Classification

Globally Harmonized System classification per ECHA C&L inventory and ILO/WHO International Chemical Safety Cards.

Signal Word
DANGER
Pictograms
skull;toxic; cancer;health haz; enviro;aqua
Hazard Statements
Fatal in contact with skin or if inhaled Harmful if swallowed Causes skin irritation Causes serious eye irritation May cause allergic skin reaction May be harmful if swallowed and enters airways Very toxic to aquatic life
Short-term Exposure Effects
The substance is severely irritating to the eyes, skin and respiratory tract. If this liquid is swallowed, aspiration into the lungs may result in chemical pneumonitis.
Long-term Exposure Effects
Repeated or prolonged contact may cause skin sensitization. See Notes.
Routes of Exposure
The substance can be absorbed into the body by inhalation of its vapour, through the skin and by ingestion.

Expert Verdict

Residual monomers cause allergic contact dermatitis and respiratory issues in nail technicians; strict adherence to curing time is essential

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Concern Level: High

Frequently Asked Questions

Is 2-Hydroxyethyl Acrylate safe in cosmetics?

Residual monomers cause allergic contact dermatitis and respiratory issues in nail technicians; strict adherence to curing time is essential The EU classifies 2-Hydroxyethyl Acrylate as "permitted". Safety rating: MODERATE. 6 toxicological study endpoint(s) are available in our database.

Is 2-Hydroxyethyl Acrylate allowed in the EU?

2-Hydroxyethyl Acrylate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does 2-Hydroxyethyl Acrylate do in cosmetics?

2-Hydroxyethyl Acrylate functions as: Film forming, primarily used in nail enhancement products (UV/LED gel systems). It is classified as a cosmetic ingredient in our database. CAS number: 818-61-1.

What is the Margin of Safety for 2-Hydroxyethyl Acrylate?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

What is the NOAEL for 2-Hydroxyethyl Acrylate?

The NOAEL (No Observed Adverse Effect Level) for 2-Hydroxyethyl Acrylate is 125 mg/kg bw/day based on a oral study via oral route in dog. A total of 6 study endpoints are available. Source: REACH.

Is 2-Hydroxyethyl Acrylate classified as hazardous under GHS?

2-Hydroxyethyl Acrylate carries a GHS signal word of "DANGER". Hazard statements: Fatal in contact with skin or if inhaled Harmful if swallowed Causes skin irritation Causes serious eye irritation May cause allergic skin reaction May be harmful if swallowed and enters airways Very toxic to aquatic life. This classification is based on the ILO/WHO International Chemical Safety Card and ECHA C&L inventory data. Note: GHS classification applies to the pure substance โ€” at cosmetic use concentrations, hazard thresholds may not be met.

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