Skip to main content
InventoryRef 4059602/03/2011

PHENETHYL BUTYRATE

Phenethyl butanoate

PHENETHYL BUTYRATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

Chemical identity and properties

PubChem 2D chemical structure for CAS 103-52-6
CAS 103-52-6PubChem CID 7658

Phenethyl butyrate

Phenethyl butyrate is the butanoate ester of 2-phenylethanol. It has a role as a metabolite. It is functionally related to a 2-phenylethanol. ChEBI

IUPAC name
2-phenylethyl butanoate
Molecular formula
C12H16O2
Molecular weight
192.25 g/mol
Exact mass
192.115029749 Da
XLogP3
3.1
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

Phenylethyl butyrateButanoic acid, 2-phenylethyl ester2-Phenethyl butanoateBenzylcarbinyl butyrate2-Phenylethyl butyratePhenethyl butanoateBUTYRIC ACID, PHENETHYL ESTERbeta-Phenethyl n-butanoate
16 more reported names
FEMA No. 2861.beta.-Phenylethyl butyrate02E08ZN98RNSC-1271NSC-406207Phenethyl butyrate (natural)butanoic acid 2-phenylethyl esterbeta-Phenylethyl butyrateNSC 1271EINECS 203-119-8BRN 1955788UNII-02E08ZN98RAI3-02954phenylethyl butanoatebeta -phenylethyl butyratebeta -phenethyl N-butanoate
External database identifiers

Evidence from additional scientific databases

EMBL-EBI ChEBI
Exact identifier matchCHEBI:87413

phenethyl butyrate

The butanoate ester of 2-phenylethanol.

Formula
C12H16O2
Average mass
192.258 g/mol
Monoisotopic mass
192.11503 Da
Formal charge
0
  • butyrate ester — is a (CHEBI:50477)
  • metabolite — has role (CHEBI:25212)
  • 2-phenylethanol — has functional parent (CHEBI:49000)
  • metabolite — has role (CHEBI:25212)
  • butyrate ester — is a (CHEBI:50477)
Additional curated names
2-phenylethyl butanoatebutanoic acid 2-phenylethyl esterPhenethyl 2-methylpropanoate
Cross-references from this source
  • CAS: 103-52-6 — ChemIDplus
  • CAS: 103-52-6 — NIST Chemistry WebBook
  • REGISTRY_NUMBER: 1955788 — Reaxys
  • MANUAL_X_REF: HMDB0035014 — HMDB

Mapped by: Exact CAS cross-reference in the ChEBI compound record. Source updated: 2015-08-28. Retrieved: 2026-08-31. Open source record

NIH PubChem PUG-View
Exact identifier match7658

Attributed physical-property, hazard, environmental and use annotations.

  • Note: This chemical does not meet GHS hazard criteria for 100% (1538 of 1538) of all reports. Source: European Chemicals Agency (ECHA)
  • GHS Hazard Statements: Not Classified; Reported as not meeting GHS hazard criteria by 1538 of 1538 companies. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)
  • ECHA C&L Notifications Summary: Aggregated GHS information provided per 1538 reports by companies from 1 notifications to the ECHA C&L Inventory.; Reported as not meeting GHS hazard criteria per 1538 of 1538 reports by companies.; There are 0 notifications provided by 0 of 1538 reports by companies with hazard statement code(s).; Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)

Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record

Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.

Additional source coverage and match status
SourceResultChecked
EMBL-EBI ChEBIExact match2026-08-31
NIH PubChem PUG-ViewExact match2026-08-31

A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for PHENETHYL BUTYRATE

INCI name

PHENETHYL BUTYRATE

Description

Phenethyl butanoate

Record provenance

Inventory reference
40596
Imported identity
PHENETHYL BUTYRATE
Source update
02/03/2011
European Commission CosIng source notes

Key data

Restriction
Function
PERFUMING
Used for perfume and aromatic raw materials.

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How PHENETHYL BUTYRATE appears in the CosIng inventory

The CosIng inventory lists PHENETHYL BUTYRATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

PHENETHYL BUTYRATE is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

PHENETHYL BUTYRATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, PHENETHYL BUTYRATE carries the following function designation(s):

CAS 103-52-6 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

Source note for PHENETHYL BUTYRATE

This page reproduces the CosIng inventory entry for PHENETHYL BUTYRATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research PHENETHYL BUTYRATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

Check your formula

Scan a full INCI list to detect PHENETHYL BUTYRATE and any linked EU annex restrictions or allergen flags.

INCI Checker

Search similar ingredients

Find other inventory ingredients and annex entries related to PHENETHYL BUTYRATE, its identifiers or nearby name variants.

Search