Moderate Cosmetic Ingredient NOAEL Data

1,4-Butanediol Dimethacrylate

INCI: 1,4-BUTANEDIOL DIMETHACRYLATE

CAS Number
2082-81-7
Function
Film forming agent used primarily in nail products and dental composites
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted; used in nail enhancements and dental materials

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

10 study endpoints found for 1,4-Butanediol Dimethacrylate. 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 300 mg/kg bw/day oral rat oral REACH
NOAEL >=124.1 mg/kg bw/day oral rat oral REACH
NOAEL 50 mg/kg bw/day oral rat oral REACH
NOAEL 50 mg/kg bw/day oral rat oral REACH
LOEL 200 mg/kg bw/day oral rat oral REACH
NOAEL 225 mg/kg bw/day oral rat oral REACH
NOAEL 525 mg/kg bw/day oral mouse oral REACH
NOAEL 225 mg/kg bw/day oral rat oral REACH
LOEL 262 mg/kg bw/day oral mouse oral REACH
NOAEL >=124.1 mg/kg bw/day oral rat oral REACH

Expert Verdict

GHS Reproductive Toxicity Category 2 (suspected reproductive toxicant). Skin irritant (Category 2). Eye irritant (Category 2). Aquatic toxicity (Acute Category 2). Must be used in polymerized/cured form as residual free monomer presents significant concern.

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Concern Level: High

Frequently Asked Questions

Is 1,4-Butanediol Dimethacrylate safe in cosmetics?

GHS Reproductive Toxicity Category 2 (suspected reproductive toxicant). Skin irritant (Category 2). Eye irritant (Category 2). Aquatic toxicity (Acute Category 2). Must be used in polymerized/cured form as residual free monomer presents significant concern. The EU classifies 1,4-Butanediol Dimethacrylate as "permitted". Safety rating: MODERATE. 10 toxicological study endpoint(s) are available in our database.

Is 1,4-Butanediol Dimethacrylate allowed in the EU?

1,4-Butanediol Dimethacrylate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does 1,4-Butanediol Dimethacrylate do in cosmetics?

1,4-Butanediol Dimethacrylate functions as: Film forming agent used primarily in nail products and dental composites. It is classified as a cosmetic ingredient in our database. CAS number: 2082-81-7.

What is the Margin of Safety for 1,4-Butanediol Dimethacrylate?

not established 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 1,4-Butanediol Dimethacrylate?

The NOAEL (No Observed Adverse Effect Level) for 1,4-Butanediol Dimethacrylate is 300 mg/kg bw/day based on a oral study via oral route in rat. A total of 10 study endpoints are available. Source: REACH.

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