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Properties of substance:

diethylene glycol

Group of substances:

organic

Physical appearance:

colorless liquid

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

C4H10O3

Structural formula as text:

HOCH2CH2OCH2CH2OH

Molar/atomic mass: 106.1204

Melting point (°C):

-10.45

Boiling point (°C):

244.8

Solubility (g/100 g of solvent):

benzene: insoluble [Ref.]
chloroform: soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
petroleum ether: insoluble [Ref.]
water: soluble [Ref.]

Density:

1.132 (6°C, g/cm3)
1.1177 (20°C, g/cm3)

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

-626.8 (l)

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

13.46

Enthalpy (heat) of vaporization ΔvapH (kJ/mol):

37.01

Flash point (°C):

134

Autoignition temperature (°C):

379.5

Heat of combustion (kJ/mol):

2374

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

-571.2 (g)

LD50 (mg/kg):

13300 (white mice, oral)
2690 (rabbits, oral)
1565 (rats, oral)
14000 (guinea pig, oral)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-27
  2. Дымент О.Н., Казанский К.С., Мирошников А.М. Гликоли и другие производные окисей этилена и пропилена. - М.: Химия, 1976. - pp. 18, 117-144 [Russian]
  3. Полюдек-Фабини Р., Бейрих Т. Органический анализ. - Л.: Химия, 1981. - pp. 68-69 [Russian]
  4. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 664-665 [Russian]
  5. Химическая энциклопедия. - Т. 2. - М.: Советская энциклопедия, 1990. - pp. 110 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru