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L-Alanine Structure

L-Alanine

Chemical Properties

Melting point 314.5 °C
alpha  14.5 º (c=10,6N HCl,dry sub.)
Boiling point 212.9±23.0 °C(Predicted)
Density  1,432 g/cm3
refractive index  1.4650 (estimate)
FEMA  3818 | DL-ALANINE
storage temp.  2-8°C
solubility  H2O: 100 mg/mL
form  powder
pka 2.34(at 25℃)
color  White to almost white
PH 5.5-6.5 (100g/l, H2O, 20℃)
Odor odorless
Odor Type odorless
optical activity [α]20/D +14.0±1°, c = 5% in 5 M HCl
Water Solubility  166.5 g/L (25 ºC)
λmax λ: 260 nm Amax: ≤0.03
λ: 280 nm Amax: ≤0.02
Merck  14,204
BRN  1720248
Stability Stable. Incompatible with strong oxidizing agents.
InChIKey QNAYBMKLOCPYGJ-REOHCLBHSA-N
LogP -0.68
CAS DataBase Reference 56-41-7(CAS DataBase Reference)
NIST Chemistry Reference Alanine(56-41-7)
EPA Substance Registry System L-Alanine (56-41-7)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  24/25-36-26
WGK Germany  3
RTECS  AY2990000
10
TSCA  Yes
HazardClass  IRRITANT
HS Code  29224995
Hazardous Substances Data 56-41-7(Hazardous Substances Data)

MSDS

Usage And Synthesis

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