1.08411
L-Threonine
for biochemistry
Synonym(s):
L-Threonine, Thr, 2-Amino-3-hydroxybutanoic acid
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About This Item
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Quality Level
form
solid
pH
5-6 (20 °C, 100 g/L in H2O)
mp
265-270 °C
solubility
90 g/L
bulk density
370 kg/m3
storage temp.
2-30°C
SMILES string
[N+H3]C(C(O)C)C(=O)[O-]
InChI
1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)
InChI key
AYFVYJQAPQTCCC-UHFFFAOYSA-N
Related Categories
1 of 4
This Item | PHR1242 | T8441 | 1667202 |
|---|---|---|---|
| form solid | form - | form powder | form - |
| storage temp. 2-30°C | storage temp. 2-30°C | storage temp. - | storage temp. 2-8°C |
| solubility 90 g/L | solubility - | solubility H2O: 1 g/10 mL, clear, colorless | solubility - |
| mp 265-270 °C | mp 256 °C (dec.) (lit.) | mp 256 °C (dec.) (lit.) | mp 256 °C (dec.) (lit.) |
| Quality Level 200 | Quality Level 300 | Quality Level 300 | Quality Level - |
| pH 5-6 (20 °C, 100 g/L in H2O) | pH - | pH - | pH - |
Analysis Note
Identity (IR-spectrum): passes test
Appearance: white to almost white, fine powder
Appearance of solution (1 mol/l, water): clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l): -15.4 to -16.4
Heavy metals (as Pb): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.01 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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