Ingredient Dictionary

PHENETHYL CINNAMATE

2-Phenylethyl 3-phenyl-2-propenoate is a cinnamate ester.

Definition

2-Phenylethyl 3-phenyl-2-propenoate is a cinnamate ester.

Source: PubChem

US FDA substance register · UNII EY056ZZ9MG · registered name PHENETHYL CINNAMATE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Gives the product a scentPERFUMING

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

More data — names, identifiers, properties, test records, literature

Names & identifiers

PHENETHYL CINNAMATEINCI2-Propenoic acid, 3-phenyl-, 2-phenylethyl esterSynonym

CAS No.chemical registry number: 103-53-7
EC No.EU chemical inventory number: 203-120-3
DTXSIDUS EPA chemical ID: DTXSID1047605
DTXCIDUS EPA compound ID: DTXCID9027605

IUPAC: 2-Phenylethyl 3-phenylprop-2-enoate
Molecular formula: C17H16O2
Molecular weight: 252.313 g/mol

Measured properties

Appearance: Solid · White crystals, heavy balsamic-like rosy odour
Boiling point: 300.00 to 301.00 °C. @ 760.00 mm Hg · 170 °C (1 mmHg)
Melting point: 57 - 59 °C
Solubility: insoluble in water, soluble in oils · moderately soluble (in ethanol)
Melting/freezing point: 56.5 ℃
Initial boiling point and range: 328.3 ℃
Vapour pressure: 0 ㎩
Water solubility: 0.523 ㎎/ℓ (20 °C, pH:7)
Relative density: 1.165？g/cm³
n-Octanol/water partition coefficient (Kow): 4.4
Molecular weight: 252.311

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: PubChem · KOSHA safety data sheets (Korea)

What products actually use it for

What the 6 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Fragrance3
Flavouring and nutrient2
No specific technical function1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

1 skin studies and 1 eye studies are on record.

Classed as low1

The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 2 studies

Not likely to be sensitizing
skin sensitisation: in vivo (LLNA) · Screening · according to OECD Guideline 442B (Skin Sensitization: Local Lymph Node Assay: BrdU-ELISA) 22 Jul. 2010
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) Feb. 1987 according to EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion) Jan 1997 according to