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(4-Methoxyphenyl)methyl isobutyrate

CAS 71172-26-4

(4-Methoxyphenyl)methyl isobutyrate chemical structure

Concern score

Not assessed — no hazard data yet.

(4-Methoxyphenyl)methyl isobutyrate in plain language

What it is

On cosmetic ingredient lists it appears as “P-anisyl isobutyrate”.

Also known as P-anisyl isobutyrate · Propanoic acid, 2-methyl-, (4-methoxyphenyl)methyl ester · (4-Methoxyphenyl)methyl 2-methylpropanoate · Isobutyric acid p-methoxybenzyl ester · P-methoxybenzyl isobutyrate · (4-(Methoxyphenyl)methyl 3-Methylbutanoate

Show all 17 names

4-METHOXYBENZYL 2-METHYLPROPANOATE · 4-Methoxybenzyl 2-methylpropanoate # · 4-Methoxybenzyl isobutyrate · 4-Methoxybenzyl-2-methylpropionate · Anisyl isobutyrate · J183.039B · UNII-MAJ48MQ1Y2 · Zoxxodfradwdhg-uhfffaoysa-n · p-Anisyl 2-methylpropanoate · p-Anisyl 2-methylpropionate · para-anisyl isobutyrate

What it does

Used in cosmetics as a fragrance ingredient.

  • Perfuming
  • Fragrance
  • Flavouring
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. (4-Methoxyphenyl)methyl isobutyrate appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Fragrance, Flavouring and nutrient.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Fragrance, Flavouring and nutrient.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for (4-Methoxyphenyl)methyl isobutyrate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for (4-Methoxyphenyl)methyl isobutyrate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated 2020-03-19

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →
Reference links (2)
Openfda substance

nikkajiweb.jst.go.jp

Read →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Not a strong fit for fragrance avoidance because it carries Fragrance.

Avoid

The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.

Where it has been recorded

How often EPA CPDat has listed (4-Methoxyphenyl)methyl isobutyrate in a product composition. These are source records, not Greenveil catalog products.

Named organisations

2

Typical roles

PerfumingFragranceFlavouring
See products using (4-Methoxyphenyl)methyl isobutyrate →