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Properties of substance:

N-methylaniline

Group of substances:

organic

Physical appearance:

yellow liquid

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

C7H9N

Structural formula as text:

C6H5NHCH3

Molar/atomic mass: 107.15

Melting point (°C):

-57

Boiling point (°C):

195.7

Solubility (g/100 g of solvent):

acetone: very soluble [Ref.]
chloroform: soluble [Ref.]
diethyl ether: miscible [Ref.]
ethanol: soluble [Ref.]
water: 0.5624 (25°C) [Ref.]

Density:

0.986 (20°C, g/cm3)

Reactions:

  1. Yeild 80%. [Ref.1]
    C6H5NHCH3 + CH2O + Zn + 2HCl → C6H5N(CH3)2 + ZnCl2 + H2O

Refractive index (nD):

1.5714 (20°C)

Vapour pressure (Torr):

10 (79.2°C)
15 (86°C)
25 (95°C)

Dissociation:

pKBH+ (1) = 4.82 (25°C, water)

Permittivity (dielectric constant):

5.97 (22°C)

Dipole moment (D):

1.64 (20°C)

Viscosity (mPa·s):

2.02 (25°C)

Surface tension (mN/m):

39.6 (20°C)

Heat of combustion (kJ/mol):

4073.1

Critical temperature (°C):

428.6

Critical pressure (MPa):

5.2

References:

  1. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 553
  2. Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 403
  3. Краткая химическая энциклопедия. - Т. 3: Мальтаза-Пиролиз. - М.: Советская энциклопедия, 1964. - pp. 180-181 [Russian]
  4. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 160 [Russian]
  5. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 428-429 [Russian]
  6. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 89 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru