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Beauty ingredient · Fragrance ingredient

Butylphenyl methylpropional (lilial)

CAS
80-54-6

A synthetic floral fragrance prohibited in EU cosmetics since March 2022 after its classification as a reproductive toxicant (CMR category 1B).

  • Labeled fragrance allergen
  • Expert review pending
High concern Level 3 of 4 How concern levels work

A regulatory warning or restriction somewhere, or strong evidence of harm at typical intake. The concern level sets how many points butylphenyl methylpropional (lilial) costs on a product’s receipt.

What the evidence says

  • Not permitted in cosmetics somewhereRegulatory

    Added to the EU list of prohibited substances (Annex II, entry 1666) from 1 March 2022; California bans it in cosmetics from 2027. [1][2]

Evidence tiers say how sure the evidence is, separately from how much it matters. About evidence tiers.

Rules around the world

WhereStatusDetailsDateSource
European Union Banned Prohibited in cosmetic products (Annex II of Regulation (EC) No 1223/2009). (entry 1666), applicable from 1 March 2022. Mar 1, 2022 [1]
California (US) Banned Lily aldehyde not allowed in cosmetics from January 1, 2027 (AB 496). From Jan 1, 2027 [2]

“Banned” means explicitly prohibited or withdrawn after review; “not permitted” means never authorized there. We use each regulator’s own words.

Names GoodSwap recognizes on labels (6)
  • lilial
  • lily aldehyde
  • butylphenyl methylpropional
  • butylphenyl methylpropional lilial
  • 2 4 tert butylbenzyl propionaldehyde
  • p tert butyl alpha methylhydrocinnamic aldehyde

Sources

  1. Commission Regulation (EU) 2021/1902 of 29 October 2021 amending Annexes II, III and V to Regulation (EC) No 1223/2009 as regards the use in cosmetic products of certain substances classified as CMR

    European Union (Official Journal) · Oct 29, 2021 · Law

    “This Regulation covers the substances classified as CMR substances by Delegated Regulation (EU) 2020/1182 (3), which will apply from 1 March 2022.”

    eur-lex.europa.eu

  2. California AB 496 (2023), Cosmetic safety (amends Health and Safety Code §108980)

    California Legislative Information · Oct 8, 2023 · Law

    “Commencing January 1, 2027, no person or entity shall manufacture, sell, deliver, hold, or offer for sale in commerce any cosmetic product that contains any of the following intentionally added ingredients”

    leginfo.legislature.ca.gov