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Properties of substance:
1,2-dihydroxyanthraquinone
Synonyms:
alizarin
Group of substances:
organic
Physical appearance:
orange-red triclinic crystals
Empirical formula (Hill's system for organic substances):
C
1
4
H
8
O
4
Molar/atomic mass: 240.2109
Melting point (°C):
290
Boiling point (°C):
430
Solubility (g/100 g of solvent):
acetone
: soluble [
Ref.
]
benzene
: soluble [
Ref.
]
carbon disulphide
: soluble [
Ref.
]
carbon tetrachloride
: 0.01 (20°C) [
Ref.
]
chloroform
: 0.12 (20°C) [
Ref.
]
diethyl ether
: soluble [
Ref.
]
ethanol
: 0.49 (60°C) [
Ref.
]
formic acid 95%
: 0.1 (20.8°C) [
Ref.
]
methanol
: soluble (64°C) [
Ref.
]
pyridine
: reaction [
Ref.
]
water
: 0.0000595 (25°C) [
Ref.
]
water
: 0.034 (100°C) [
Ref.
]
References:
Milne G.W.A. Gardner's Commercially Important Chemicals. - Wiley-Interscience, 2005. - pp. 17
Seidell A. Solubilities of inorganic and organic substances. - 2ed. - New York: D. Van Nostrand Company, 1919. - pp. 20
Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 736
Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 121 [Russian]
Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 521 [Russian]
Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1036, 1094, 1261 [Russian]
Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 21 [Russian]
Энциклопедия для детей. - Т.17: Химия. - М.: Аванта+, 2004. - pp. 610 [Russian]
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© Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru