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Properties of substance:

trifluoromethyl hypofluorite

Group of substances:

organic

Physical appearance:

colorless gas

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

CF4O

Structural formula as text:

CF3OF

Molar/atomic mass: 104.004

Boiling point (°C):

-95

Decomposition temperature (°C):

200-400

Numerical data:

Year of discovery: 1948

Density:

1.9 (-95°C, g/cm3)

Reactions:

  1. Yeild 90%. [Ref.1]
    CF3OF + SF4 → CF3OSF5

Standard molar enthalpy (heat) of formation ΔfH (298 K, kJ/mol)

-764.84 (g) [Ref.]

Standard molar entropy S (298 K, J/(mol·K))

322.48 (g) [Ref.]
= 69 (1) ( CF3(+))
= 66 (84,800003) ( COF2(+))
= 47 (49,799999) ( CFO(+))
= 85 (28,200001) ( CF3O(+))
= 28 (16,5) ( CO(+))
= 31 (7,5999999) ( CF(+))
= 50 (4,1999998) ( CF2(+))
= 104 (0,2) ( CF3OF(+) M)

References:

  1. Advances in Inorganic Chemistry and Radiochemistry. - 1961. - Vol. 3. - pp. 403-406
  2. Chemical Reviews. - 1964. - Vol. 64, No. 2. - pp. 91-93
  3. Chemical Reviews. - 1996. - vol. 96, No. 5. - pp. 1717-1723
  4. Dictionary of Inorganic Compounds. - Vol. 1: Ac-C10, part 1. - Springer Science+Business Media Dordrecht, 1992. - pp. 407
  5. Journal of Fluorine Chemistry. - 1979. - Vol. 13, №3. - pp. 238
  6. Journal of Fluorine Chemistry. - 2013. - Vol. 155. - pp. 7-24
  7. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 530 [Russian]
  8. Рысс И.Г. Химия фтора и его неорганических соединений. - М., 1956. - pp. 156-157 [Russian]
  9. Успехи химии. - 1980. - Т.49, №7. - pp. 1260-1265, 1268 [Russian]
  10. Химическая энциклопедия. - Т. 5. - М.: Советская энциклопедия, 1999. - pp. 204 [Russian]
  11. Химия фтора. - Сб.3. - М.: ИИЛ, 1952. - pp. 147-156 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru