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28954-12-3

Name L(+)-allo-Threonine
CAS 28954-12-3
EINECS(EC#) 249-327-2
Molecular Formula C4H9NO3
MDL Number MFCD00237373
Molecular Weight 119.12
MOL File 28954-12-3.mol
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Chemical Properties

Appearance white to off-white crystalline powder
Melting point  272 °C (dec.)(lit.)
alpha  9 º (c=2, H2O)
Boiling point  222.38°C (rough estimate)
density  1.3126 (rough estimate)
refractive index  10 ° (C=5, H2O)
storage temp.  Store at RT.
solubility  Water (Slightly)
form  Crystalline Powder
pka pK1: 2.108(+1);pK2: 9.096(0) (25°C)
color  White to off-white
optical activity [α]23/D +9.0°, c = 2 in H2O
BRN  1721645
CAS DataBase Reference 28954-12-3(CAS DataBase Reference)

Safety Data

Safety Statements 
S24/25:Avoid contact with skin and eyes .
WGK Germany  3
RTECS  BA4055000
HS Code  29225090

Hazard Information

Material Safety Data Sheet(MSDS)

Spectrum Detail

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