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Properties of substance:
dimethyl ether
Group of substances:
organic
Physical appearance:
colorless gas
Empirical formula (Hill's system for organic substances):
C
2
H
6
O
Structural formula as text:
CH3OCH3
Molar/atomic mass: 46.07
Melting point (°C):
-138.5
Boiling point (°C):
-23.65
Solubility (g/100 g of solvent):
acetone
: 10.64 (25°C) [
Ref.
]
benzene
: 10.65 (25°C) [
Ref.
]
benzine: 178 (-40°C) [
Ref.
]
benzine: 23.5 (0°C) [
Ref.
]
benzine: 7.5 (25°C) [
Ref.
]
carbon tetrachloride
: 5.85 (25°C) [
Ref.
]
chloroform
: soluble [
Ref.
]
diethyl ether
: soluble [
Ref.
]
dimethylsulfoxide
: 3.9 (20.3°C) [
Ref.
]
ethanol
: soluble [
Ref.
]
methyl acetate
: 7.82 (25°C) [
Ref.
]
monochlorbenzene
: 9.32 (25°C) [
Ref.
]
oxygen liquid
: 0.00036 (-183°C) [
Ref.
]
sulfuric acid
: soluble [
Ref.
]
water
: 6.8 (18°C) [
Ref.
]
Density:
0.002091 (20°C, g/cm
3
)
Speed sound (m/s):
274 (97.1°C, aggregative state - gas)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-185.3 (g)
Standard molar Gibbs energy of formation Δ
f
G
0
(298.15 K, kJ/mol):
-114.2 (g)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
266.6 (g)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
65.94 (g)
Autoignition temperature (°C):
350
Heat of combustion (kJ/mol):
1454.3
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-203.3 (l)
Critical temperature (°C):
126.9
Critical pressure (MPa):
5.3
References:
CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 6-147
Dictionary of organic compounds. - vol.1, Abietic acid - Dypnone. - London, 1946. - pp. 912
Flick E.W. Industrial solvent handbook. - 5ed. - 1998. - pp. 463-464
Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 128
Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 40
Каррер П. Курс органической химии. - 2-е изд., под ред. Колосова М.Н. - Л.: ГНТИХЛ, 1962. - pp. 150-152 [Russian]
Краткая химическая энциклопедия. - Т. 1: А-Е. - М.: Советская энциклопедия, 1961. - pp. 1121-1122 [Russian]
Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 559 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 144 [Russian]
Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1211-1215 [Russian]
Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 170 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru