L-Phenylalanine 98.5+%

Supplier: Thermo Scientific Chemicals

ThermoScintific Chemicals

ThermoScintific Chemicals

Synonyms: H-L-Phe-OH, Phenylalanine, H-Phe-OH, L-α-Phenylalanine, (S)-(-)-Phenylalanine, 3-Phenyl-L-alanine, 3-Phenyl-L(-)-alanine

13031-0025 13031-0250 13031-1000 13031-5000

TS13031-0025EA 1045 USD

TS13031-0025 TS13031-0250 TS13031-1000 TS13031-5000

L-Phenylalanine 98.5+%

L-Phenylalanine

Formula: C₉H₁₁NO₂
MW: 165.19 g/mol
Melting Pt: 270…275 °C (dec.)
Storage Temperature: Ambient

MDL Number: MFCD00064227
CAS Number: 63-91-2
EINECS: 200-568-1
Merck Index: 14,07271

Specification Test Results

Appearance	White to off-white Crystalline powder or crystals
Infrared spectrum	Conforms
Loss on drying	≤0.3 % (105°C, 3 hrs)
Sulfated ash	≤0.1 %
pH	5.4 to 6.0 (1 % in water)
Specific optical rotation	-33.0° to -35.2° (20°C, 589 nm) (c=2, water) (on dried substance)
Titration with HClO4	98.50 to 102.00 % (On dried basis)
Lead (Pb)	≤10 ppm
Heavy metals (as Pb)	≤20 ppm

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