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Properties of substance:
2-acetoxybenzoic acid
Synonyms:
acetylsalicylic acid
aspirin
Group of substances:
organic
Physical appearance:
colorless needles crystals
Empirical formula (Hill's system for organic substances):
C
9
H
8
O
4
Structural formula as text:
CH3COOC6H4COOH
Molar/atomic mass: 180.157
Melting point (°C):
136.5
Decomposition temperature (°C):
140
CAS №: 50-78-2
Solubility (g/100 g of solvent):
1,4-dioxane
: 11 (25°C) [
Ref.
]
1-butanol
: 11.8 (25°C) [
Ref.
]
1-decanol
: 4.3 (25°C) [
Ref.
]
1-heptanol
: 6.3 (25°C) [
Ref.
]
1-hexanol
: 7.2 (25°C) [
Ref.
]
1-octanol
: 5.1 (25°C) [
Ref.
]
1-pentanol
: 8.4 (25°C) [
Ref.
]
2-butanol
: 13.8 (25°C) [
Ref.
]
2-ethyl-1-hexanol
: 4.3 (25°C) [
Ref.
]
2-methyl-1-butanol
: 7.3 (25°C) [
Ref.
]
2-methyl-1-pentanol
: 5.8 (25°C) [
Ref.
]
2-propanol
: 3.9 (8.45°C) [
Ref.
]
2-propanol
: 9.9 (18.65°C) [
Ref.
]
2-propanol
: 16.6 (25°C) [
Ref.
]
2-propanol
: 20.2 (30.95°C) [
Ref.
]
2-propanol
: 30 (39.75°C) [
Ref.
]
2-propanol
: 44 (49.55°C) [
Ref.
]
2-propanol
: 60.1 (57.05°C) [
Ref.
]
3,7-dimethyl-1-octanol
: 3.6 (25°C) [
Ref.
]
4-methyl-2-pentanol
: 7.2 (25°C) [
Ref.
]
acetone
: 20.1 (8.75°C) [
Ref.
]
acetone
: 29 (20°C) [
Ref.
]
acetone
: 60 (53.15°C) [
Ref.
]
acetonitrile
: 8.3 (25°C) [
Ref.
]
amyl acetate
: 3.8 (25°C) [
Ref.
]
benzene
: 0.325 (25°C) [
Ref.
]
benzylamine
: soluble [
Ref.
]
butyl acetate
: 5.4 (25°C) [
Ref.
]
carbon tetrachloride
: 0.04 (25°C) [
Ref.
]
chloroform
: 5.9 (20°C) [
Ref.
]
cyclohexane
: 0.081 (25°C) [
Ref.
]
dibutyl ether
: 1 (25°C) [
Ref.
]
dibutylamine
: soluble [
Ref.
]
diethyl ether
: 3.57 (20°C) [
Ref.
]
diethylamine
: soluble [
Ref.
]
diisopropyl ether
: 2.2 (25°C) [
Ref.
]
dipropylamine
: soluble [
Ref.
]
ethanol
: 10 (3.15°C) [
Ref.
]
ethanol
: 20.15 (18.75°C) [
Ref.
]
ethanol
: 60 (48.35°C) [
Ref.
]
ethanol
: 100 (63.45°C) [
Ref.
]
ethanol 90%
: 24.4 (20°C) [
Ref.
]
ethyl acetate
: 9.6 (25°C) [
Ref.
]
glycerol 98.5%
: 0.88 (20°C) [
Ref.
]
hexane
: 7.4 (25°C) [
Ref.
]
i-amyl alcohol
: 8.1 (25°C) [
Ref.
]
i-butanol
: 8 (25°C) [
Ref.
]
methanol
: 43.6 (25°C) [
Ref.
]
methyl acetate
: 13.6 (25°C) [
Ref.
]
methyl butyrate
: 5.4 (25°C) [
Ref.
]
methyl tert-butyl ether
: 8.5 (25°C) [
Ref.
]
n-butylamine
: very soluble [
Ref.
]
propylene carbonate
: 5.7 (25°C) [
Ref.
]
propylene glycol
: 4.1 (22.55°C) [
Ref.
]
propylene glycol
: 6.1 (27.95°C) [
Ref.
]
propylene glycol
: 10.1 (35.05°C) [
Ref.
]
propylene glycol
: 18.1 (45.15°C) [
Ref.
]
propylene glycol
: 40.2 (60.75°C) [
Ref.
]
tert-butanol
: 17.9 (25°C) [
Ref.
]
tetrahydrofuran
: 58.8 (25°C) [
Ref.
]
toluene
: 0.25 (25°C) [
Ref.
]
tributylamine
: sparingly soluble [
Ref.
]
triethylamine
: soluble [
Ref.
]
water
: 0.25 (15°C) [
Ref.
]
water
: 0.38 (20°C) [
Ref.
]
water
: 0.46 (25°C) [
Ref.
]
water
: 0.51 (30°C) [
Ref.
]
water
: 0.79 (40°C) [
Ref.
]
water
: 0.89 (50°C) [
Ref.
]
water
: 1.23 (60.17°C) [
Ref.
]
Numerical data:
Year of discovery: 1843
Surface tension (mN/m):
60.06 (25.9°C)
LD
50
(mg/kg):
1010 (rabbits, oral)
200 (rats, oral)
1600 (rats, subcutaneous)
340 (rats, intraperitoneal)
1075 (guinea pig, oral)
250 (mice, oral)
1520 (mice, subcutaneous)
280 (mice, intraperitoneal)
700 (dogs, oral)
581 (dogs, intravenous)
References:
Buschmann H., Christoph T., Friderichs E., Maul C., Sundermann B. Analgesics from Chemistry and Pharmacology to Clinical Application. - 2002. - pp. 44
Clarke's isolation and identification of drugs. - 2ed. - London: Pharmaceutical press, 1986. - pp. 361-362
Dictionary of organic compounds. - vol.1, Abietic acid - Dypnone. - London, 1946. - pp. 25
Gangolli S. The Dictionary of Substances and their Effects. - 2 ed., Vol. 1, A-B. - RSC, 1999. - pp. 48-50
Journal of Physical and Chemical Reference Data. - 2013. - Vol. 42, No. 3. - pp. 033103-84 - 033103-104
Jouyban A. Handbook of solubility data for pharmaceutacals. – CRC Press, 2010. - pp. 72-73
Kleemann A. Pharmaceutical Substances. - 2000. - pp. 28-29
Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 56-57
Pohanish R.P. Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens. - 6 ed. - Elsivier, 2012. - pp. 51-53
Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 630-631
The Merck Index 11th ed., Merck & Company, 1989. - pp. 134
Yalkowsky S.H., Yan H. Handbook of aqueous solubility data. - CRC Press, 2003. - pp. 557-558
Полюдек-Фабини Р., Бейрих Т. Органический анализ. - Л.: Химия, 1981. - pp. 164-166 [Russian]
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 126 [Russian]
Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1032, 1305 [Russian]
Хёрд Ч.Д. Пиролиз соединений углерода. - Л.-М.: ГОНТИ РКТП СССР, 1938. - pp. 533 [Russian]
Халецкий А.М. Фармацевтическая химия. - Л.: Медицина, 1966. - pp. 174-175 [Russian]
Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 229 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru