ACID YELLOW 73
⚠ EU RestrictedIdentification
CAS Number 2321-07-5
EINECS / EC 219-031-8
CosIng Ref 54164
Chemical Name 3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
IUPAC Name —
Formula C20H12O5
Mol. Weight 332.3 g/mol
InChIKey GNBHRKFJIUUOQI-UHFFFAOYSA-N
Function & Classification
Primary Function COLORANT
Secondary Functions HAIR DYEING
EU Regulatory Status
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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