1-Phenylethyl propionate

Overview IFRA Request a quote

  • Identifiers

    CAS number
    120-45-6

    Molecular formula
    C11H14O2

    SMILES
    CCC(=O)OC(C)C1=CC=CC=C1

  • Odor profile

    fruity 94.2%
    floral 86.81%
    sweet 70.73%
    green 69.0%
    tropical 51.66%
    jasmin 50.29%
    fresh 47.48%
    rose 46.7%
    plum 41.21%
    apple 38.8%

    Scent© AI

  • Properties

    XLogP3-AA
    2.5 Well soluble in DEP, IAA, BB

    Molecular weight
    178.23 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately slow

    Boiling point

    • 91.00 to 92.00 °C. @ 5.00 mm Hg

    Solubility expt.

    • insoluble in water; soluble in organic solvents, oils
    • miscible at room temperature (in ethanol)

  • Synonyms

    • 1-Phenylethyl propionate
    • 120-45-6
    • 1-phenylethyl propanoate
    • Styrallyl propionate
    • Styralyl propionate
    • Methylphenylcarbinyl propionate
    • alpha-Methylbenzyl propionate
    • Phenylmethylcarbinyl propionate
    • Benzenemethanol, alpha-methyl-, 1-propanoate
    • alpha-Methylbenzyl propanoate
    • 1-Phenyl-1-ethyl propionate
    • FEMA No. 2689
    • alpha-Methylbenzyl alcohol, propionate
    • Styrolyl propionate
    • alpha-Methylbenzenemethanol propanoate
    • .alpha.-Methylbenzyl propionate
    • NSC 406571
    • Propionic acid, alpha-methylbenzyl ester
    • Benzenemethanol, alpha-methyl-, propanoate
    • EINECS 204-397-3
    • Benzenemethanol, .alpha.-methyl-, propanoate
    • J5A62A7WWF
    • BENZYL ALCOHOL, alpha-METHYL-, PROPIONATE
    • BRN 1948418
    • DTXSID9047091
    • AI3-04100
    • NSC-406571
    • Benzyl alcohol, .alpha.-methyl-, propionate
    • DTXCID7027091
    • 3-06-00-01680 (Beilstein Handbook Reference)
    • (+/-)-1-PHENYLETHYL PROPIONATE
    • 1-PHENYLETHANOL PROPIONIC ACID ESTER
    • .ALPHA.-METHYLBENZYL PROPIONATE [FHFI]
    • Benzenemethanol, .alpha.-methyl-, 1-propanoate
    • UNII-J5A62A7WWF
    • styrolylpropionat
    • MFCD00009305
    • 1-phenylethylpropionate
    • SCHEMBL538486
    • .alpha.-Methylbenzyl propanoate
    • CHEMBL3185936
    • FEMA 2689
    • CHEBI:173831
    • propionic acid 1-phenyl-ethyl ester
    • Tox21_302346
    • NSC406571
    • AKOS015912978
    • CS-W017314
    • HY-W016598
    • .alpha.-Methylbenzyl alcohol, propionate
    • NCGC00256024-01
    • alpha-Methylbenzyl propionate, >98%, FG
    • AS-64763
    • CAS-120-45-6
    • Benzenemethanol, |A-methyl-, 1-propanoate
    • Propionic acid, .alpha.-methylbenzyl ester
    • NS00013193
    • Q27891219
    • 204-397-3
1 4

IFRA Standard 51

Recommendation
No restriction
Maximum acceptable concentrations in the finished product (%)
Category 1
Products applied to the lips
 No restriction Category 7A
Rinse-off products applied to the hair with some hand contact
 No restriction
Category 2
Products applied to the axillae
 No restriction Category 7B
Leave-on products applied to the hair with some hand contact
 No restriction
Category 3
Products applied to the face/body using fingertips
 No restriction Category 8
Products with significant anogenital exposure
 No restriction
Category 4
Products related to fine fragrance
 No restriction Category 9
Products with body and hand exposure, primarily rinse off
 No restriction
Category 5A
Body lotion products applied to the body using the hands (palms), primarily leave on
 No restriction Category 10A
Household care products with mostly hand contact
 No restriction
Category 5B
Face moisturizer products applied to the face using the hands (palms), primarily leave on
 No restriction Category 10B
Household care products with mostly hand contact, including aerosol/spray products (with potential leave-on skin contact)
 No restriction
Category 5C
Hand cream products applied to the hands using the hands (palms), primarily leave on
 No restriction Category 11A
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure
 No restriction
Category 5D
Baby Creams, baby Oils and baby talc
 No restriction Category 11B
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure
 No restriction
Category 6
Products with oral and lip exposure
 No restriction Category 12
Products not intended for direct skin contact, minimal or insignificant transfer to skin
 No restriction