All allergens

Butylphenyl Methylpropional

Lilial; BANNED in EU since 2022 — regulated under EU Regulation 2023/1545 (expansion of declarable fragrance allergens from 26 to 81+).

CAS Number

80-54-6

EC Number

201-289-8

INCI Name

BUTYLPHENYL METHYLPROPIONAL

Status

Banned

Declaration thresholds (EU 2023/1545)

Leave-on products

0.100%

= 10 mg/kg (10 ppm)

Rinse-off products

1.00%

= 100 mg/kg (100 ppm)

Butylphenyl Methylpropional must be separately declared in the ingredient list (INCI) when its concentration in the finished product exceeds these values. Below the threshold, no separate mention is required.

Essential oils containing Butylphenyl Methylpropional

Butylphenyl Methylpropional is typically encountered as an isolated fragrance compound (often synthetic) rather than a constituent of the 30 essential oils in our reference database. Concentration data comes from your supplier's IFRA certificate, COA, or GC/MS report.

Check your formula against Butylphenyl Methylpropional automatically

Upload your supplier PDFs and Allergen81 extracts every allergen, runs the threshold math (including pre-hapten grouping), and generates your INCI-compliant label.

Butylphenyl Methylpropional — FAQ

When does Butylphenyl Methylpropional need to be declared on a cosmetic label?

Under EU Regulation 2023/1545, Butylphenyl Methylpropional must be listed separately in the ingredient declaration (INCI) when its concentration in the finished product exceeds 0.100% in leave-on products or 1.00% in rinse-off products.

Which essential oils contain Butylphenyl Methylpropional?

Butylphenyl Methylpropional is most commonly encountered as an isolated fragrance compound rather than a natural constituent of the essential oils in our database. Check your supplier documentation for exact levels.

Is Butylphenyl Methylpropional banned in the EU?

Yes. Lilial; BANNED in EU since 2022. It must not be used in new cosmetic products placed on the EU market.