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Properties of substance:

octadecane

Group of substances:

organic

Physical appearance:

crystals

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

C18H38

Structural formula as text:

CH3(CH2)16CH3

Molar/atomic mass: 254.494

Melting point (°C):

28.18

Boiling point (°C):

317.4

CAS №: 593-45-3

Solubility (g/100 g of solvent):

diethyl ether: soluble [Ref.]
ethanol: difficulty soluble [Ref.]
water: 0.0000006 (25°C) [Ref.]

Density:

0.7768 (28°C, d4)
0.7753 (30°C, g/cm3)

Vapour pressure (Torr):

1 (129°C)
10 (173.6°C)
40 (208.8°C)
100 (236.6°C)
400 (288.4°C)

References:

  1. Henze H.R., Blair C.M. The number of isomeric hydrocarbons of the methane series / Journal of the American Chemical Society. - 1931. - Vol. 53, No. 8. - pp. 3084 [DOI: 10.1021/ja01359a034]
  2. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 1120
  3. Промышленные хлорорганические продукты: Справочник. - М.: Химия, 1978. - pp. 632-633 [Russian]
  4. Справочник химика. - 2 изд., Т.1. - Л.-М.: Химия, 1966. - pp. 670 [Russian]
  5. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 844-845 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru