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Properties of substance:

hexamethylphosphoric triamide

Group of substances:

organic

Physical appearance:

colorless liquid

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

C6H18N3OP

Structural formula as text:

((CH3)2N)3PO

Molar/atomic mass: 179.2

Melting point (°C):

7.2

Boiling point (°C):

235

Solubility (g/100 g of solvent):

water: miscible [Ref.]

Density:

1.0253 (20°C, d4)

Refractive index (nD):

1.4579 (20°C)

Vapour pressure (Torr):

0.07 (30°C)
10 (120°C)
15 (125°C)

Permittivity (dielectric constant):

29.6 (20°C)

Dipole moment (D):

5.5 (20°C)

References:

  1. Armarego W. L. F. Purification of Laboratory Chemicals. - 7ed. - 2013. - pp. 514
  2. Вредные вещества в промышленности: Справочник для химиков, инженеров и врачей. - 7-е изд., Т.3. - Л.: Химия, 1976. - pp. 202-203 [Russian]
  3. Гутман В. Химия координационных соединений в неводных растворах. - М.: Мир, 1971. - pp. 202-204 [Russian]
  4. Днепровский А.С., Темникова Т.И. Теоретические основы органической химии. - Л.: Химия, 1979. - pp. 236 [Russian]
  5. Успехи химии. - 1970. - Т.39, №6. - pp. 990-1049 [Russian]
  6. Успехи химии. - 1986. - Т.55, №2. - pp. 254 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru