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Properties of substance:

tetrahydrothiophene

Synonyms:

thiophane

Group of substances:

organic

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

C4H8S

Structural formula as text:

(CH2CH2)2S

Molar/atomic mass: 88.2

Melting point (°C):

-96.16

Boiling point (°C):

121.12

Decomposition temperature (°C):

500-550

CAS №: 110-01-0

Solubility (g/100 g of solvent):

organic solvents: miscible [Ref.]

Density:

0.9987 (20°C, d4)

Refractive index (nD):

1.54048 (20°C)

Vapour pressure (Torr):

1 (-19.4°C)
10 (14.5°C)
30 (34.7°C)
100 (61.2°C)

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

-72.9 (l)

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

-34.1 (g)

Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

45.8 (g)

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

309.6 (g)

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

92.5 (g)

References:

  1. Armarego W. L. F. Purification of Laboratory Chemicals. - 5ed. - 2003. - pp. 361
  2. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-26
  3. Dean J.A. Lange's handbook of chemistry. - 1999. - pp. 1.318
  4. Справочник химика. - 2 изд., Т.1. - Л.-М.: Химия, 1966. - pp. 627 [Russian]
  5. Успехи химии. - 1988. - Т.57, №7. - pp. 1131-1169 [Russian]
  6. Успехи химии. - 2000. - Т.69, №1. - pp. 97-98 [Russian]
  7. Химическая энциклопедия. - Т. 4. - М.: Советская энциклопедия, 1995. - pp. 583 [Russian]
  8. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 571 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru