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Properties of substance:

butanal

Group of substances:

organic

Physical appearance:

colorless liquid

Empirical formula (Hill's system for organic substances):

C4H8O

Structural formula as text:

CH3CH2CH2CHO

Molar/atomic mass: 72.106

Melting point (°C):

-99

Boiling point (°C):

74.7-75.7

Solubility (g/100 g of solvent):

diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]
water: 3.6 (20°C) [Ref.]

    Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

    -239.2 (l)

    Standard molar entropy S0 (298.15 K, J/(mol·K)):

    246.6 (l)

    Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

    163.7 (l)

    Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

    -204.8 (g)

    Standard molar entropy S0 (298.15 K, J/(mol·K)):

    343.7 (g)

    Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

    103.4 (g)

    References:

    1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-26
    2. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 772-773 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru