Ethylhexyl Phenylcyanocrotonate

INCI: ETHYLHEXYL PHENYLCYANOCROTONATE

CAS Number
Verify via CosIng — this is structurally related to but distinct from Octocrylene (2-Ethylhexyl 2-Cyano-3,3-diphenylacrylate, CAS 6197-30-4)
Function
UV absorber / light stabilizer (UVB range)
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
EU Max Conc. 10%
🇺🇸 US Status permitted
US Notes Octocrylene is FDA OTC monograph active (max 10%, 21 CFR 352). If this is a distinct substance, monograph status is not established.

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Critical: ECHA launched 2025 public consultation proposing near-prohibition of octocrylene (threshold ≥0.001%) due to environmental persistence and aquatic toxicity. Potential endocrine disruptor (Group A). If this ingredient is distinct from octocrylene, a full standalone tox dossier is required. Confirm exact identity before proceeding with CPSR.

⚠️
Concern Level: High

Frequently Asked Questions

Is Ethylhexyl Phenylcyanocrotonate safe in cosmetics?

Critical: ECHA launched 2025 public consultation proposing near-prohibition of octocrylene (threshold ≥0.001%) due to environmental persistence and aquatic toxicity. Potential endocrine disruptor (Group A). If this ingredient is distinct from octocrylene, a full standalone tox dossier is required. Confirm exact identity before proceeding with CPSR. The EU classifies Ethylhexyl Phenylcyanocrotonate as "permitted". Safety rating: MODERATE.

Is Ethylhexyl Phenylcyanocrotonate allowed in the EU?

Ethylhexyl Phenylcyanocrotonate EU regulatory status: permitted. Maximum allowed concentration: 10%. This is based on EU Regulation 1223/2009 and its amendments.

What does Ethylhexyl Phenylcyanocrotonate do in cosmetics?

Ethylhexyl Phenylcyanocrotonate functions as: UV absorber / light stabilizer (UVB range). It is classified as a cosmetic ingredient in our database. CAS number: Verify via CosIng — this is structurally related to but distinct from Octocrylene (2-Ethylhexyl 2-Cyano-3,3-diphenylacrylate, CAS 6197-30-4).

What is the Margin of Safety for Ethylhexyl Phenylcyanocrotonate?

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.

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