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Properties of substance:
2-phenylpropane
Synonyms:
isopropylbenzene
cumene
Group of substances:
organic
Physical appearance:
colorless liquid
Empirical formula (Hill's system for organic substances):
C
9
H
1
2
Structural formula as text:
C6H5CH(CH3)2
Molar/atomic mass: 120.192
Melting point (°C):
-96.028
Boiling point (°C):
152.392
CAS №: 98-82-8
Solubility (g/100 g of solvent):
acetone
: miscible [
Ref.
]
benzene
: soluble [
Ref.
]
carbon tetrachloride
: miscible [
Ref.
]
diethyl ether
: soluble [
Ref.
]
ethanol
: soluble [
Ref.
]
petroleum ether: miscible [
Ref.
]
water
: 0.005 (25°C) [
Ref.
]
water
: 0.01473 (75.04°C) [
Ref.
]
Density:
0.8702 (10°C, g/cm
3
)
0.8618 (20°C, g/cm
3
)
0.85751 (25°C, d
4
)
0.8575 (25°C, g/cm
3
)
0.8534 (30°C, g/cm
3
)
0.845 (40°C, g/cm
3
)
Reactions of synthesis:
Yeild 80%. [
Ref.1
]
C
6
H
6
+ (CH
3
)
2
CHOH → (CH
3
)
2
CHC
6
H
5
+ H
2
O
[
Ref.1
,
Ref.2
]
C
6
H
6
+ CH
3
CH=CH
2
→ C
6
H
5
CH(CH
3
)
2
Refractive index (n
D
):
1.49145 (20°C)
1.4889 (25°C)
Vapour pressure (Torr):
0.01 (-44.4°C)
0.1 (-23.8°C)
0.144 (-20°C)
0.356 (-10°C)
0.807 (0°C)
1.7 (10°C)
3.34 (20°C)
6.22 (30°C)
10 (38.2°C)
11 (40°C)
18.62 (50°C)
30.31 (60°C)
47.63 (70°C)
72.54 (80°C)
107.4 (90°C)
155.02 (100°C)
218.65 (110°C)
301.98 (120°C)
409.19 (130°C)
544.86 (140°C)
714 (150°C)
Retention indices for gas chromatography:
923,6 (phase - DB-5, temperature-programmed conditions, 6 K/min)
Permittivity (dielectric constant):
2.38 (20°C)
Dipole moment (D):
0.85 (20°C)
Viscosity (mPa·s):
1.075 (0°C)
0.915 (10°C)
0.788 (20°C)
0.737 (25°C)
0.691 (30°C)
0.611 (40°C)
Surface tension (mN/m):
28.2 (20°C)
27.67 (25°C)
27.14 (30°C)
26.09 (40°C)
25.03 (50°C)
22.4 (75°C)
19.76 (100°C)
Speed sound (m/s):
1342 (20°C, aggregative state - liquid)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-41.3 (l)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
197 (l)
Flash point (°C):
38
LD
50
(mg/kg):
2900 (rats, oral)
Critical temperature (°C):
359.8
Critical pressure (MPa):
3.21
References:
Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 585
Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 597
Воскресенский П.И., Каверина А.А., Парменов К.Я., Цветков Л.А., Эпштейн Д.А. Справочник по химии. - 4 изд. - М.: Просвещение, 1978. - pp. 200 [Russian]
Вредные химические вещества: Углеводороды, галогенпроизводные углеводородов. Справочник. - Л.: Химия, 1990. - pp. 168-173 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 156 [Russian]
Соколов В.З., Харлампович Г.Д. Производство и использование ароматических углеводородов. - М.: Химия, 1980. - pp. 10-38 [Russian]
Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 508 [Russian]
Физико-химические свойства индивидуальных углеводородов. - М.: ГНТИНГТЛ, 1960. - pp. 30-31, 64-65, 95, 142, 189, 236-238, 324, 336-337, 346, 375, 378, 395, 402, 408 [Russian]
Химическая энциклопедия. - Т. 2. - М.: Советская энциклопедия, 1990. - pp. 194 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru