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L-Fenilalanina 98.5+%

Fornitore: Thermo Scientific

Synonyms: L-α-Fenilalanina

130310250 130311000 130315000 130310025
ACRO130310250EA 44.4 EUR
ACRO130310250 ACRO130311000 ACRO130315000 ACRO130310025
L-Fenilalanina 98.5+%
L-Fenilalanina
Formula: C₉H₁₁NO₂
Peso molecolare: 165,19 g/mol
Punto di ebollizione: 313 °C (1013 hPa)
Punto di fusione: 270…275 °C (dec.)
Densità: 0,754 g/cm³ (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00064227
CAS Number: 63-91-2
EINECS: 200-568-1
Merck Index: 14,07271

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Risultati del test di specificazione

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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