Acetaldehyde

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Property Summary

Autoignition Temperature:
    347 deg F (175 deg C)

Boiling Point:
    20.8 deg C

Density Specific Gravity:
    0.7834 g/cu cm at 18 deg C

Flash Point:
    -40 deg C (-40 deg F) - closed cup
    -38.89 deg C (Closed cup); -40 deg C (Open cup)

Melting Point:
    -123.4 deg C

Molecular Formula:
    C2-H4-O

Molecular Weight:
    44.052

Solubilities:
    Miscible with water /1X10+6 mg/L at 25 deg C/
    Miscible with ethanol, ether, benzene; slightly soluble in chloroform
    Acetaldehyde is miscible in all proportions with water and most common organic solvents, eg, acetone, benzene, ethyl alcohol, ethyl ether, gasoline, paraldehyde, toluene, xylenes, turpentine, and acetic acid.

Vapor Density:
    1.52 (Air = 1)

Vapor Pressure:
    902 mm Hg at 25 deg C;758 mm Hg at 20 deg C

Viscosity:
    0.253 mPa s at 9.5 deg C; 0.21 mPa s at 20 deg C

Find more information on this substance at: PubChem, PubMed