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Properties of substance:

(±)-3-hydroxy-2-butanone

Synonyms:

acetoin
acetyl methyl carbinol

Group of substances:

organic

Empirical formula (Hill's system for organic substances):

C4H8O2

Structural formula as text:

CH3COCH(OH)CH3

Molar/atomic mass: 88.105

Melting point (°C):

15

Boiling point (°C):

148

CAS №: 52217-02-4

Solubility (g/100 g of solvent):

acetone: soluble [Ref.]
chloroform: soluble [Ref.]
diethyl ether: sparingly soluble [Ref.]
ethanol: sparingly soluble [Ref.]
ligroin: insoluble [Ref.]
petroleum ether: sparingly soluble [Ref.]
water: miscible [Ref.]

Density:

1.002 (15°C, g/cm3)

Refractive index (nD):

1.4178 (20°C)

Retention indices for gas chromatography:

684,3 (phase - 100% dimethylsilicone)
713,7 (phase - dimethylsilicone with 5% phenyl groups)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 3-290
  2. Lewis R.J. Sax's Dangerous Properties of Industrial Materials. - 11ed. - Wiley-interscience, 2004. - pp. 21-22
  3. Milne G.W.A. Gardner's Commercially Important Chemicals. - Wiley-Interscience, 2005. - pp. 9
  4. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 63 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru