L-Phenylalanine 98.5-101.0%, meets analytical specification of USP

: Thermo Fisher Scientific

L-Phenylalanine 98.5-101.0%, meets analytical specification of USP

: Thermo Fisher Scientific

:63-91-2

:

:C₉H₁₁NO₂

:MFCD00064227

:165.19 g/mol

:313 °C (1013 hPa)

:270…275 °C (dec.)

:0,754 g/cm³ (20 °C)

:Ambient

Appearance:
Colorless to white Powder or crystals
Infrared spectrum:
Conforms
Loss on drying:
≤0.3 % (105°C, 3 hrs)
Heavy metals:
≤15 ppm
Sulfated ash:
≤0.4 %
Related substances:
≤2.0 % (total impurities)
pH:
5.4 to 6.0 (1 % solution)
Specific optical rotation:
-32.7° to -34.7° (20°C, 589 nm) (2%,water)
Titration with HClO4:
98.5 to 101.5 % (On dried base)
Chloride (Cl):
≤0.05 %
Sulfate (SO4):
≤0.03 %
Iron (Fe):
≤0.003 %

ACRO45393

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