Naphthalene-1,5-diol and its salts
⚠ EU RestrictedIdentification
CAS Number 83-56-7
EINECS / EC 201-487-4
CosIng Ref 84410
Chemical Name naphthalene-1,5-diol
IUPAC Name —
Formula C10H8O2
Mol. Weight 160.17 g/mol
InChIKey BOKGTLAJQHTOKE-UHFFFAOYSA-N
Function & Classification
EU Regulatory Status
Max Leave-on 1%
Conditions of Use Hair colourants can cause severe allergic reactions
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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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