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Properties of substance:

2-butanamine

Synonyms:

2-butylamine
2-aminobutane
(RS)-sec-butylamine

Group of substances:

organic

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

C4H11N

Structural formula as text:

CH3CH2CH(NH2)CH3

Molar/atomic mass: 73.14

Melting point (°C):

-104.5

Boiling point (°C):

63

Solubility (g/100 g of solvent):

ethanol: soluble [Ref.]
ethylene glycol : 65.8 (4.5°C) [Ref.]
water: 11.2 (20°C) [Ref.]

Density:

0.7246 (20°C, g/cm3)

Refractive index (nD):

1.3928 (20°C)

Dissociation:

pKBH+ (1) = 10.56 (25°C, water)

References:

  1. Milne G.W.A. Gardner's Commercially Important Chemicals. - Wiley-Interscience, 2005. - pp. 26
  2. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 133
  3. Химическая энциклопедия. - Т. 1. - М.: Советская энциклопедия, 1988. - pp. 333 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru