2-Ethyl-3-propylacrolein

Overview IFRA Request a quote

  • Identifiers

    CAS number
    645-62-5

    Molecular formula
    C8H14O

    SMILES
    CCC/C=C(\CC)/C=O

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

    Health Hazard
    Health

  • Odor profile

    fruity 73.6%
    green 63.96%
    fatty 59.43%
    pungent 44.56%
    herbal 39.6%
    nutty 37.97%
    fresh 37.41%
    cheesy 34.4%
    apple 33.38%
    ethereal 32.54%

    Scent© AI

  • Properties

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

    Molecular weight
    126.2 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Fast

    Boiling point

    • 347 °F at 760 mmHg (NTP, 1992)
    • 175 °C

    Flash point expt.

    • 155 °F (NTP, 1992)
    • 110 °F (NTP, 1992)
    • 155 °F OC

    Solubility expt.

    • less than 1 mg/mL at 70 °F (NTP, 1992)
    • less than 1 mg/mL at 70 °F (NTP, 1992)
    • SOLUBILITY IN WATER: 0.07 G/100 ML

  • Synonyms

    • 2-Ethyl-2-hexenal
    • 645-62-5
    • (E)-2-ethylhex-2-enal
    • 2-Ethylhex-2-enal
    • 2-Hexenal, 2-ethyl-
    • 2-ETHYL-3-PROPYLACROLEIN
    • (E)-2-Ethyl-2-hexenal
    • 64344-45-2
    • 2-Ethyl-2-hexen-1-al
    • Ethyl-2-hexenal
    • trans-2-Ethyl-2-hexenal
    • (2E)-2-ethylhex-2-enal
    • (2E)-2-Ethyl-2-hexenal
    • Acrolein, 2-ethyl-3-propyl-
    • CCRIS 4645
    • 2-Ethyl-3-propyl acrolein
    • 2-Hexenal, 2-ethyl-, (2E)-
    • Hexenal, 2-ethyl-
    • 2-Ethyl-3-propylacrylaldehyde
    • alpha-Ethyl-beta-propylacrolein
    • FEMA No. 4612
    • 2-Ethyl-2-hexenal, (2E)-
    • HSDB 1120
    • alpha-Ethyl-beta-N-propylacrolein
    • 2-Hexenal, 2-ethyl-, (E)-
    • NSC 4787
    • NSC-4787
    • .alpha.-Ethyl-.beta.-propylacrolein
    • EINECS 211-448-3
    • (E)-2-ethylhexenal
    • 3-Formylhept-3-ene
    • AI3-08105
    • 69YL9T443B
    • trans-2-ethylhex-2-enal
    • (E)-2-ethyl-3-propylacrolein
    • CHEBI:88838
    • (2E)-2-ethyl-3-propylacrolein
    • CHEBI:189405
    • EC 211-448-3
    • MFCD00006983
    • 2-Ethylhex-2-en-1-al
    • DTXCID605295
    • DTXSID4025296
    • 2Ethylhexenal
    • UNII-69YL9T443B
    • 2Ethyl2hexenal
    • 2Ethyl2hexen1al
    • e-2-ethylhexenal
    • .alpha.-Ethyl-.beta.-N-propylacrolein
    • 2Hexenal, 2ethyl
    • 26266-68-2
    • 2Ethyl3propylacrolein
    • 2Ethyl3propyl acrolein
    • alpha-Ethyl-2-hexenal
    • Acrolein, 2ethyl3propyl
    • ALPHA-ETHYLHEXENAL
    • 2Ethyl3propylacrylaldehyde
    • alphaEthylbetapropylacrolein
    • alphaEthylbetaNpropylacrolein
    • 2-ETHYLHEXEN-1-AL
    • (E)-2-ethyl-hex-2-enal
    • WLN: VHY2&U4
    • SCHEMBL366896
    • DTXSID9025295
    • 2-Ethyl-2-hexenal, AldrichCPR
    • FEMA 4612
    • NSC4787
    • DTXCID601323308
    • CKB 1364
    • AKOS006227765
    • AS-77084
    • NS00008081
    • D90438
    • EN300-6452603
    • Q27887011
    • 247-571-4
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