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Properties of substance:

1-butanol



skc-file

Synonyms:

n-butanol
propyl carbinol
butyl alcohol

Group of substances:

organic

Physical appearance:

colorless liquid

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

C4H10O

Structural formula as text:

CH3CH2CH2CH2OH

Molar/atomic mass: 74.12199

Melting point (°C):

-89.53

Boiling point (°C):

117.25

CAS №: 71-36-3

Solubility (g/100 g of solvent):

acetone: very soluble [Ref.]
ammonia liquid : miscible [Ref.]
benzene: soluble [Ref.]
diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]
hydrogen fluoride : very soluble [Ref.]
sulfolane: miscible [Ref.]
water: 9.355 (0°C) [Ref.]
water: 8.181 (10°C) [Ref.]
water: 7.236 (20°C) [Ref.]
water: 6.629 (30°C) [Ref.]
water: 6.191 (40°C) [Ref.]
water: 6.455 (80°C) [Ref.]
water: 9.102 (100°C) [Ref.]

Density:

0.8098 (20°C, g/cm3)

Vapour pressure (Torr):

1 (-1.2°C)
10 (30.2°C)
40 (53.4°C)
100 (70.1°C)
400 (100.8°C)

Retention indices for gas chromatography:

651,6 (phase - 100% dimethylsilicone)
660,2 (phase - dimethylsilicone with 5% phenyl groups)

Permittivity (dielectric constant):

17.7 (20°C)

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

-327.3 (l)

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

225.8 (l)

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

177.2 (l)

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

-274.9 (g)

Enthalpy (heat) of solution ΔsolH (J/mol)

1828 (l) [solvent: acetonitrile, 25 C, 0,5098 mol substance : 0,4902 mol solvent] [Ref.]

LD50 (mg/kg):

2680 (white mice, oral)
790 (rats, oral)
310 (rats, intravenous)
603 (mice, intraperitoneal)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-27
  2. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 265-267
  3. Smallwood I.M. Handbook of organic solvent properties. - 1996. - pp. 77-79
  4. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 127-129
  5. Гурвич Я.А. Справочник молодого аппаратчика-химика. - М.: Химия, 1991. - pp. 229 [Russian]
  6. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 134 [Russian]
  7. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 404-406 [Russian]
  8. Справочник химика. - Т. 6. - Л.: Химия, 1967. - pp. 479-481 [Russian]
  9. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 336-337 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru