D-(+)-Threonine

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CAS No: 632-20-2
Product Name: D-(+)-Threonine
Other Name:
D-(+)-Threonine
D-allo-Threonine
H-D-Thr-OH
D-α-Amino-β-hydroxybutyric acid
H-D-ALLO-THR-OH
(2R,3R)-2-Amino-3-hydroxybutanoic acid
DL-Allo-Threonine
2-amino-3-hydroxybutanoic acid
D-2-Amino-3-hydroxybutyric acid
(2R,3R)-2-Amino-3-hydroxybutyric acid
DL-Allothreonine
 
Density: 1.3±0.1 g/cm3
Boiling Point: 345.8±32.0 °C at 760 mmHg
Melting Point: 274ºC
Molecular Formula: C4H9NO3
Molecular Weight: 119.119
Flash Point: 162.9±25.1 °C
Exact Mass: 119.058243
PSA: 83.55000
LogP: -1.23
Vapour Pressure: 0.0±1.7 mmHg at 25°C
Index of Refraction: 1.507
 
Specification
Appearance: White crystals or crystalline powder 
Assay: 98.0%-101.0% 
Specific rotation: +27.0°~+29.0° 
State of solution: ≥95.0%
Chloride(Cl): ≤0.10%
Arsenic(AS2O3): ≤2ppm
Heavy metals, as Pb: ≤10ppm
Loss on drying: ≤0.20%
Residue on ignition: ≤0.20%
 
Application
Amino Acid Derivatives. Be used as pharmaceutical intermediates.
Food and feed additives.
 
Package: 25kg/drum, can also be designed according to customer requirements.
Storage: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

D-(+)-Threonine


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