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Properties of substance:

1-propynylbenzene

Group of substances:

organic

Physical appearance:

oily liquid

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

C9H8

Structural formula as text:

C6H5C≡CCH3

Boiling point (°C):

183

CAS №: 673-32-5

Solubility (g/100 g of solvent):

diethyl ether: soluble [Ref.]
water: insoluble [Ref.]

Density:

0.9388 (20°C, d4)

Reactions of synthesis:

  1. Yeild 33-65%. [Ref.1aster]
    C6H5CHBrCH2Br + 3LiNH2 + CH3I → C6H5C≡CCH3 + 2LiBr + LiI + 3NH3
  2. Yeild 80%. [Ref.1aster]
    C6H5C≡CH + LiNH2 + CH3I → C6H5C≡CCH3 + LiI + NH3
  3. [Ref.1aster]
    C6H5CBr=CHCH3 + KOH → C6H5C≡CCH3 + KBr + H2O

Reactions:

  1. Yeild 100%. [Ref.1]
    C6H5C≡CH + H2O → C6H5COCH2CH3

Refractive index (nD):

1.565 (20°C)

Vapour pressure (Torr):

15 (71°C)
17 (77°C)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-470
  2. Dictionary of organic compounds. - Vol. 2, Eccaine - Myrtillin chloride. - London, 1946. - pp. 783-784
  3. Свойства органических соединений: Справочник. - Под ред. Потехина А.А. - Л.: Химия, 1984. - pp. 336-337 [Russian]
  4. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 918-919 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru