L-苯丙氨酸

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L-苯丙氨酸

CAS NO:63-91-2

Chemical NameL-苯丙氨酸
Molecular Structure27dec58b8c4a31a40e73ea811460bd49.jpg
Molecular FormulaC9H11NO2
Molecular Weight165.19
Characteristics White  crystals or crystalline powder
Packing25㎏/drum,25㎏/carton
Quality  StandardAJI92/USP28/EP5/FCCIV
Specification
Specific Rotation [a]D20o-33.5° —-35.0°
State of solution≥98.0%

Chloride (CL)

≤0.020%

Ammonium(NH4)≤0.02%
Sulfate(SO4)≤0.020%
Iron (Fe)≤10PPM
Other amino acidsChromatographically not detectable
Arsenic (AS2O3)≤1PPM
Loss on drying≤0.20%
Residue on ignition≤0.10%
Assay99.0~100.5%
PH5.4-6.0


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