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Properties of substance:

trimethyl borate

Group of substances:

organic

Physical appearance:

colorless liquid

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

C3H9BO3

Structural formula as text:

B(OCH3)3

Molar/atomic mass: 103.91

Melting point (°C):

-29.2

Boiling point (°C):

68.7

Solubility (g/100 g of solvent):

diethyl ether: miscible [Ref.]
ethanol: miscible [Ref.]
hexane: miscible [Ref.]
isopropylamine: miscible [Ref.]
methanol: miscible [Ref.]
tetrahydrofuran: miscible [Ref.]
water: reaction [Ref.]

Density:

0.9547 (20°C, d4)

Refractive index (nD):

1.361 (20°C)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-932.6 (l)

Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

189.9 (l)

LD50 (mg/kg):

6140 (rats, oral)
1290 (mice, oral)

References:

  1. Gangolli S. The Dictionary of Substances and their Effects. - 2 ed., Vol. 7, T-Z. - RSC, 1999. - pp. 465
  2. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 12ed., Vol. 1-5. - Wiley, 2012. - pp. 4415
  3. Symposium (International) on Combustion. - 1961. - Vol. 8, No. 1. - pp. 262-275 [DOI: 10.1016/S0082-0784(06)80512-6]
  4. Андрианов К.А., Хананашвили Л.М. Технология элементоорганических мономеров и полимеров. - М.: Химия, 1973. - pp. 273 [Russian]
  5. Методы элементоорганической химии: Бор, алюминий, галлий, индий, таллий. - М.: Наука, 1964. - pp. 240-243, 247, 251-253 [Russian]
  6. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 10 [Russian]
  7. Общая органическая химия. - Т. 6, под ред. Бартона Д. и Оллиса В.Д. - М.: Химия, 1984. - pp. 511 [Russian]
  8. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 790-791 [Russian]
  9. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 329 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru