Main page (Russian) Search in database (English)
Sitemap (Russian)

Properties of substance:

2-propanol


i-propanol; IPA; propan-2-ol; isopropyl alcohol;


skc-file

Physical appearance:

colorless liquid

Empirical formula (Hill's system):

C3H8O

Structural formula:

(CH3)2CHOH

CAS No: 67-63-0

Molar/atomic mass: 60.095

Melting point (°C):

-89.5

Boiling point (°C):

82.4

Solubility (g/100 g of solvent):

acetone: soluble [Ref.]
benzene: very soluble [Ref.]
water: miscible [Ref.]
diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]

Density:

0.7851 (20°C, g/cm3)

Index of refraction:

1.3776 (20°C)

Vapour pressure (Torr):

1 (-26.1°C)
10 (2.4°C)
40 (23.8°C)
100 (39.5°C)
400 (67.8°C)
1020.7 (90°C)

    Dissociation:

    pKa (1) = 16.94 (25°C, water)

    Dipole moment (D):

    1.66 (20°C)

    Viscosity (mPa·s):

    2.43 (20°C)

    Surface tension (mN/m):

    21.7 (20°C)

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

    -318.7 (l)

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

    180 (l)

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

    155.2 (l)

    Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

    5.37

    Flash point (°C):

    11.7

    Autoignition temperature (°C):

    400

    Heat of combustion (kJ/mol):

    2003.8

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

    -272.6 (g)

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

    309.2 (g)

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

    89.3 (g)

    LD50 (mg/kg):

    5000 (, oral)

    Critical temperature (°C):

    235.6

    Critical pressure (MPa):

    5.38

    References:

    1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-25
    2. Smallwood I.M. Handbook of organic solvent properties. - 1996. - pp. 73-75
    3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 175
    4. Справочник химика. - Т.2. - Л.-М.: Химия, 1964. - pp. 688-689
      What information do you need?



      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru