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D-Alanin 99+% | Avantor
D-Alanin 99+%
Zertifikate
D-Alanin 99+%

3 Varianten

Product Details & Documents
Synonyme:  (R)-(-)-Alanine, Alanine, D-α-Alanine, D(-)-Alanine, H-D-Ala-OH, α-Alanine
  • CAS Nummer:338-69-2
  • Formel:C₃H₇NO₂
  • MDL-Nummer:MFCD00008077
  • Molekulargewicht:89.09 g/mol
  • Merck-Index:13,00203
  • Siedepunkt:189 °C (1013 hPa)
  • Schmelzender Platingehalt:278…282 °C (Zers.)
  • Schmelzender Platingehalt:278…282 °C (Zersetzung)
  • Lagertemperatur:Raumtemperatur
  • EINECS:206-418-1

Dokumente

Spezifikationen für diese Produktfamilie

Ergebnisse des Spezifikationstests

  • Appearance:
    White to off-white Crystalline powder or crystals
  • Infrared spectrum:
    Conforms
  • Loss on drying:
    ≤0.2 % (105°C, 3 hrs)
  • Sulfated ash:
    ≤0.2 %
  • HPLC:
    ≤1 % (L-content)
  • UV transmittance:
    ≥95 % (c=10, H2O, 430 nm) 1 cm cell
  • Specific optical rotation:
    -13.5° to -15.5° (20°C, 589 nm) (c=10, 6 N HCl) (on dry substance)
  • Titration with HClO4:
    99.0 to 101.0 % (On dry substance)
  • Chloride (Cl):
    ≤0.1 %
  • Arsenic (As):
    ≤2 ppm (As2O3)
  • Heavy metals (as Pb):
    ≤10 ppm
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