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Properties of substance:

phenylacetylene

Synonyms:

ethynylbenzene

Group of substances:

organic

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

C8H6

Structural formula as text:

C6H5-C≡CH

Molar/atomic mass: 102.134

Melting point (°C):

-44.8

Boiling point (°C):

143

Solubility (g/100 g of solvent):

acetone: soluble [Ref.]
chloroform: sparingly soluble [Ref.]
diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]
water: insoluble [Ref.]

Density:

0.93 (20°C, g/cm3)

Reactions:

  1. Yeild 80%. [Ref.1aster]
    C6H5C≡CH + LiNH2 + CH3I → C6H5C≡CCH3 + LiI + NH3

Refractive index (nD):

1.547 (20°C)

Permittivity (dielectric constant):

2.98 (25°C)

Dipole moment (D):

0.656

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-448
  2. Волков А.И., Жарский И.М. Большой химический справочник. - Минск: Современная школа, 2005. - pp. 239 [Russian]
  3. Химия ацетиленовых соединений. - под ред Вийе Г.Г. - М.: Химия, 1973. - pp. 222 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru