L-Threonine 98%
Glass bottle, 5 g
Supplier: Thermo Fisher Scientific
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Product Details & Documents
Synonyms: (2S,3R)-(-)-Threonine, H-Thr-OH, (2S,3R)-2-Amino-3-hydroxybutyric acid
- CAS Number:72-19-5
- Formula:C₄H₉NO₃
- MDL Number:MFCD00064270
- Molecular Weight:119.12 g/mol
- Melting Pt:255 °C (dec.)
- Storage Temperature:Ambient
- EINECS:200-774-1
Documents
ACRO13893
SDS
Specifications
Specification Test Results
- Appearance:White to off-white Crystalline powder or glistening flakes
- Infrared spectrum:Conforms
- Loss on drying:≤0.5 % (1 g, 105°C, 3 hrs)
- Sulfated ash:≤0.1 %
- Solubility:(2.5 % in water) Clear colorless
- Specific optical rotation:-27.6° to -29.0° (20°C, 589 nm) (c=6, H2O)
- Titration with HClO4:97.5 to 102.5 % (On dried substance)
- Chloride (Cl):≤200 ppm
- Sulfate (SO4):≤300 ppm
- Heavy metals (as Pb):≤10 ppm
Specifications
- Pack type:Glass bottle
- Pk:5 g