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.
It involves demanding processes including high pressure hydrogenation, oxygen free water environment, ultra low temperature environment and highly corrosive environmentIt is a high-tech enterprise integrating R&D, production and sales of APIs, pharmaceutical intermediates, fine chemicals and special catalysts.Our company can complete the pilot test and enlargement production of various types of reactions.Everyday our chemists and engineers are working with corporations, universities and forward-thinking organizations to pioneer new technologies and innovative approaches through advanced materials.Has a group of experienced researchers in the field of organic synthetic chemistry, with the ability to solve problems and troubleshoot.
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