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Properties of substance:
hexahydro-1,3,5-trinitro-1,3,5-triazine
skc-file
Synonyms:
RDX
cyclonite
Group of substances:
organic
Physical appearance:
colorless crystals
Empirical formula (Hill's system for organic substances):
C
3
H
6
N
6
O
6
Structural formula as text:
(CH2NNO2)3
Molar/atomic mass: 222.126
Melting point (°C):
205
Decomposition temperature (°C):
205
Solubility (g/100 g of solvent):
acetone
: 4.36 (0°C) [
Ref.
]
acetone
: 7.3 (20°C) [
Ref.
]
acetone
: 18 (58°C) [
Ref.
]
acetonitrile
: very soluble [
Ref.
]
benzene
: 0.02 (10°C) [
Ref.
]
benzene
: 0.045 (20°C) [
Ref.
]
benzene
: 0.301 (70°C) [
Ref.
]
carbon tetrachloride
: 0.005 (50°C) [
Ref.
]
carbon tetrachloride
: 0.007 (60°C) [
Ref.
]
carbon tetrachloride
: 0.015 (70°C) [
Ref.
]
chloroform
: 0.015 (20°C) [
Ref.
]
diethyl ether
: slightly soluble [
Ref.
]
dimethylformamide
: very soluble [
Ref.
]
ethanol
: 0.04 (0°C) [
Ref.
]
ethanol
: 0.105 (20°C) [
Ref.
]
ethanol
: 0.89 (70°C) [
Ref.
]
ethyl acetate
: 0.05 (10°C) [
Ref.
]
ethyl acetate
: 0.055 (20°C) [
Ref.
]
ethyl acetate
: 0.075 (30°C) [
Ref.
]
i-amyl alcohol
: 0.02 (0°C) [
Ref.
]
i-amyl alcohol
: 0.026 (20°C) [
Ref.
]
i-amyl alcohol
: 0.32 (70°C) [
Ref.
]
methanol
: 0.14 (0°C) [
Ref.
]
methanol
: 0.235 (20°C) [
Ref.
]
methanol
: 1.27 (64.5°C) [
Ref.
]
methyl acetate
: very soluble [
Ref.
]
toluene
: 0.018 (10°C) [
Ref.
]
toluene
: 0.02 (20°C) [
Ref.
]
toluene
: 0.125 (60°C) [
Ref.
]
water
: 0.07 (20°C) [
Ref.
]
Numerical data:
Year of discovery: 1897
Heat of Explosion (kJ/kg): 5440
Detonation velocity (m/s): 8360
Density:
1.816 (20°C, g/cm
3
)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
70.6 (s)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
192 (g)
Standard molar entropy S
0
(298.15 K, J/(mol·K)):
482.4 (g)
Molar heat capacity at constant pressure C
p
(298.15 K, J/(mol·K)):
230.2 (g)
LD
50
(mg/kg):
500 (white mice, oral)
References:
CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-24, 8-104
CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-296
Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 196
Smolin E.M., Rapoport L. s-Triazines and derivatives. - New York: Interscience Publishers Inc., 1959. - pp. 511-514
Вредные вещества в промышленности: Справочник для химиков, инженеров и врачей. - 7-е изд., Т.2. - Л.: Химия, 1976. - pp. 486-487 [Russian]
Дубнов Л.В., Бахаревич Н.С., Романов А.И. Промышленные взрывчатые вещества. - 3-е изд. - М.: Недра, 1988. - pp. 223 [Russian]
Орлова Е.Ю. Химия и технология бризантных взрывчатых веществ. - Л.: Химия, 1981. - pp. 227-244 [Russian]
Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1025, 1287 [Russian]
Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1134, 1205, 1271 [Russian]
Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 512 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru