Product Name

  • Name

    (S)-(+)-2-Amino-3-hydroxy-3-methylbutanoic acid

  • EINECS
  • CAS No. 2280-27-5
  • Article Data1
  • CAS DataBase
  • Density 1.24 g/cm3
  • Solubility soluble in water
  • Melting Point 201 - 203oC(decom)
  • Formula C5H11NO3
  • Boiling Point 317.3 °C at 760 mmHg
  • Molecular Weight 133.147
  • Flash Point 145.7 °C
  • Transport Information
  • Appearance white powder
  • Safety 24/25
  • Risk Codes
  • Molecular Structure Molecular Structure of 2280-27-5 ((S)-(+)-2-Amino-3-hydroxy-3-methylbutanoic acid)
  • Hazard Symbols
  • Synonyms L-Valine,3-hydroxy- (9CI);Valine, 3-hydroxy-, L- (8CI);(2S)-2-Amino-3-hydroxy-3-methylbutanoic acid;(S)-3-Hydroxy-2-amino-3-methylbutanoic acid;3-Hydroxy-L-valine;b-Hydroxy-L-valine;(S)-2-amino-3-hydroxy-3-methylbutanoic?acid;
  • PSA 83.55000
  • LogP -0.13050

(S)-(+)-2-Amino-3-hydroxy-3-methylbutanoic acid Chemical Properties

Molecular Structure:

Molecular Formula: C5H11NO3
Molecular Weight: 133.1457
IUPAC Name: (2S)-2-Amino-3-hydroxy-3-methylbutanoic acid
Synonyms of L-Threonine, 3-methyl- (CAS NO.2280-27-5): beta-Hydroxy-L-valine ; 3-Hydroxy-L-valine
CAS NO: 2280-27-5
Classification Code: Chiral Reagent ; Valine [Val, V] 
Index of Refraction: 1.503
Molar Refractivity: 31.77 cm3
Molar Volume: 107.3 cm3
Surface Tension: 54.1 dyne/cm
Density: 1.24 g/cm3
Flash Point: 145.7 °C
Enthalpy of Vaporization: 64.77 kJ/mol
Boiling Point: 317.3 °C at 760 mmHg
Vapour Pressure of L-Threonine, 3-methyl- (CAS NO.2280-27-5): 3.25E-05 mmHg at 25°C 

(S)-(+)-2-Amino-3-hydroxy-3-methylbutanoic acid Safety Profile

Safety Statements of L-Threonine, 3-methyl- (CAS NO.2280-27-5): 24/25 
S24/25: Avoid contact with skin and eyes.

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