Hydroquinone methylether / Mequinol
⚠ EU RestrictedIdentification
CAS Number 150-76-5
EINECS / EC 205-769-8
CosIng Ref 28110
Chemical Name 4-methoxyphenol
IUPAC Name —
Formula C7H8O2
Mol. Weight 124.14 g/mol
SMILES COC1=CC=C(C=C1)O
InChIKey NWVVVBRKAWDGAB-UHFFFAOYSA-N
Function & Classification
EU Regulatory Status
Max Leave-on 0.02%
Conditions of Use For professional use only
Avoid skin contact
Read directions for use carefully
SCCS Opinion View SCCS opinion →
Safety Profile
No toxicology data available yet for this ingredient.
Check SCCS opinions or CIR reports for published safety assessments.
NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
Usage level, pH range, solubility and addition phase not yet available.
Usage Level % · Addition Phase · Solubility
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