Propionaldehyde

  • Identifiers

    CAS number
    123-38-6

    Molecular formula
    C3H6O

    SMILES
    CCC=O
    O

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

    Retention indicies (RI)

    • Carbowax: 786.0

  • Odor profile

    green 75.03%
    ethereal 73.53%
    pungent 69.43%
    fruity 65.87%
    alcoholic 57.74%
    nutty 56.48%
    fresh 54.11%
    cocoa 51.93%
    aldehydic 48.08%
    fermented 46.51%

    Scent© AI

  • Properties

    XLogP3-AA
    0.6 Well soluble in MMB, TEC, IAA

    Molecular weight
    58.08 g/mol

    Melting points

    • -114 °F (NTP, 1992)
    • -80 °C
    • -81 °C
    • -114 °F

    Boiling points

    • 120 °F at 760 mmHg (NTP, 1992)
    • 48 °C
    • 49 °C
    • 120 °F

    Flash points

    • 15 °F (NTP, 1992)
    • -30 °C (closed cup)
    • -22 °F (-30 °C) (Closed cup)
    • 15-19 °F (open cup)
    • -30 °C c.c.
    • 15 °F

    Solubilities

    • 50 to 100 mg/mL at 64 °F (NTP, 1992)
    • Soluble in water; miscible with ethanol, ethyl ether
    • SOL IN CHLOROFORM
    • In water, 3.06X10+5 mg/L at 25 °C
    • 306 mg/mL at 25 °C
    • Solubility in water, g/100ml: 20
    • miscible with alcohol, ether, water

  • Synonyms

    • Propionaldehyde
    • propanal
    • 123-38-6
    • Propanaldehyde
    • Propaldehyde
    • Methylacetaldehyde
    • n-Propanal
    • Propylaldehyde
    • Propional
    • Propionic aldehyde
NaN -Infinity

Botanical

Name CAS Botanical Proportion
Truffle, black (Perigord) Tuber melanosporum, fam. Ascomycetae 0.05%
Ginger (India) 2 8007-08-7 Zingiber officinale Roscoe, fam. Zingiberaceae 1.6%