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Properties of substance:

1,2-ethanedithiol

Synonyms:

ethane-1,2-dithiol

Group of substances:

organic

Physical appearance:

liquid

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

C2H6S2

Structural formula as text:

HSCH2CH2SH

Molar/atomic mass: 94.199

Boiling point (°C):

146

Solubility (g/100 g of solvent):

ethanol: soluble [Ref.]

Density:

1.123 (24°C, g/cm3)

Reactions of synthesis:

  1. Yeild 69%. [Ref.1]
    BrCH2CH2Br + 2KSH → HSCH2CH2SH + 2KBr

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

-54.3 (l)

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

-9.7 (g)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-23
  2. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 1130-1131 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru