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Properties of substance:

isobutylamine

Group of substances:

organic

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

C4H11N

Structural formula as text:

(CH3)2CHCH2NH2

Molar/atomic mass: 73.14

Melting point (°C):

-85.5

Boiling point (°C):

68.9

Solubility (g/100 g of solvent):

ethylene glycol : 81.6 (4.5°C) [Ref.]

Density:

0.736 (20°C, g/cm3)

Refractive index (nD):

1.397 (20°C)

Dissociation:

pKBH+ (1) = 10.51 (25°C, water)

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

-132.6 (l)

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

183.2 (l)

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

-98.7 (g)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-27
  2. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 333 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru