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Properties of substance:

pyrrolidine

Group of substances:

organic

Physical appearance:

colorless liquid

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

C4H9N

Structural formula as text:

(CH2CH2)2NH

Molar/atomic mass: 71.12

Boiling point (°C):

88

Solubility (g/100 g of solvent):

diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]
water: miscible [Ref.]

Density:

0.871 (10°C, g/cm3)
0.852 (22.5°C, g/cm3)

Dissociation:

pKBH+ (1) = 11.31 (25°C, water)

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

-41.1 (l)

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

204.1 (l)

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

156.6 (l)

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

-3.6 (g)

LD50 (mg/kg):

300 (white rats, oral)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-27
  2. Dictionary of organic compounds. - Vol. 3, naphthacarbazole - zygadenine. - М.: ИИЛ, 1949. - pp. 563
  3. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 896-897 [Russian]
  4. Химическая энциклопедия. - Т. 3. - М.: Советская энциклопедия, 1992. - pp. 544-545 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru