D-Alanin 99+%

Lieferant: Thermo Scientific

Synonyms: α-AlaninD-α-Alanin(R)-(-)-2-AminopropansäureD(-)-2-Aminopropionic acid(R)-(-)-2-AminopropionsäureAlaninD(-)-Alanin(R)-(-)-Alanin(R)-(-)-2-Aminopropionic acidH-D-Ala-OH

ACRO172081000EA 532 CHF
ACRO172081000 ACRO172080250 ACRO172080050
D-Alanin 99+%
D-Alanin
Formel: C₃H₇NO₂
MW: 89,09 g/mol
Melting Pt: 278…282 °C (Zersetzung)
Lager Temperatur: Raumtemperatur
MDL Number: MFCD00008077
CAS-Nummer: 338-69-2
EINECS: 206-418-1
Merck Index: 13,00203

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Spezifikation Testergebnisse

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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