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Properties of substance:

L-threonine

Group of substances:

organic

Physical appearance:

colorless crystals

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

C4H9NO3

Structural formula as text:

CH3CH(OH)CH(NH2)COOH

Molar/atomic mass: 119.12

Melting point (°C):

253

Solubility (g/100 g of solvent):

chloroform: insoluble [Ref.]
diethyl ether: insoluble [Ref.]
ethanol: insoluble [Ref.]
water: 7.92 (10°C) [Ref.]
water: 9.06 (20°C) [Ref.]
water: 12.1 (40°C) [Ref.]

    Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

    -807.2 (s)

    References:

    1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-27, 8-118
    2. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 124
    3. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 183 [Russian]
    4. Тюкавкина Н.А., Бауков Ю.И. Биоорганическая химия. - М.: Медицина, 1985. - pp. 299 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru