L-Fenilalanina 98.5-101.0%, meets analytical specification of USP
Supplier: Thermo Fisher Scientific
Certificates
About this item
Synonyms: H-L-Phe-OH, Phenylalanine, H-Phe-OH, L-α-Phenylalanine, (S)-(-)-Phenylalanine, 3-Phenyl-L-alanine, 3-Phenyl-L(-)-alanine
CAS Number:63-91-2
:
Formula:C₉H₁₁NO₂
MDL Number:MFCD00064227
:165.19 g/mol
Boiling Pt:313 °C (1013 hPa)
Melting Pt:270…275 °C (dec.)
Density:0,754 g/cm³ (20 °C)
Storage Temperature:Ambiente
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- 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 %
Specification Test Results
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