Homosalate
⚠ EU RestrictedIdentification
CAS Number 118-56-9
EINECS / EC 204-260-8
CosIng Ref 28808
Chemical Name (3,3,5-trimethylcyclohexyl) 2-hydroxybenzoate
IUPAC Name —
Formula C16H22O3
Mol. Weight 262.34 g/mol
SMILES CC1CC(CC(C1)(C)C)OC(=O)C2=CC=CC=C2O
InChIKey WSSJONWNBBTCMG-UHFFFAOYSA-N
Function & Classification
Primary Function UV Filter
Secondary Functions UV ABSORBER; UV FILTER
Category UV Filters
Manufacturer AAK (AAKO B.V.)
EU Regulatory Status
Max Leave-on 10%
Max Rinse-off 10%
Restrictions Max 10%. Not in spray products.
Conditions of Use Max 7.34% in sunscreen products (since 2022 revision from previous 10%).
SCCS Opinion View SCCS opinion →
Safety Profile
2 / 10
Comedogenic Rating: 0/5
Will not clog pores — safe for acne-prone skin
Skin Type Compatibility
Acne-Prone ✓ Safe
Fungal Acne Safe ✓ Safe
No toxicology data available yet for this ingredient.
Check SCCS opinions or CIR reports for published safety assessments.
NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
Benefits UVB absorber; Oil soluble; Suitable for water-repellent and water-resistant formulations; Effective solubilizer for crystalline UV absorbers; Miscible with many cosmetic oils
Suppliers & Documents
AAK (AAKO B.V.) 🇳🇱 Netherlands
Documents