L(-)-Prolin 99+%
Lieferant: Thermo Scientific
Synonyms:
(S)-(-)-Pyrrolidin-2-carbonsäure
, H-Pro-OH
, (2S)-(-)-Pyrrolidin-2-carbonsäure
, (S)-(-)-1,3,4,5-Tetrahydro-2H-pyrrol- 2-carbonsäure
, (S)-(-)-Prolin
, (S)-(-)-Azolidin-2-carbonsäure
ACRO157625000EA
648
CHF
ACRO157625000
ACRO157620050
ACRO157620250
ACRO157621000
L(-)-Prolin 99+%
L(-)-Prolin
Formel:
C₅H₉NO₂ MW: 115,13 g/mol Siedepunkt: 245 °C (1013 hPa) Melting Pt: 228…233 °C Dichte: 1,35 g/cm³ Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00064318 CAS-Nummer: 147-85-3 EINECS: 205-702-2 Merck Index: 13,07871 |
Spezifikation Testergebnisse
Appearance | White Crystalline powder or crystals |
Infrared spectrum | Conforms |
Loss on drying | ≤0.3 % (105°C, 3 hrs) |
Sulfated ash | ≤0.1 % |
UV transmittance | ≥95 % (c=10, H2O, 430 nm) 1 cm cell |
pH | 5.5 to 7 (2.5 % at 25°C) |
Specific optical rotation | -84.5° to -86.8° (20°C, 589 nm) (c=4, H2O) |
Titration with HClO4 | 99.0 to 101.0 % |
Chloride (Cl) | ≤200 ppm |
Sulfate (SO4) | ≤200 ppm |
Ammonium (NH4) | ≤200 ppm |
Arsenic (As) | ≤1 ppm |
Iron (Fe) | ≤10 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Other amino acids | ≤0.5 % (TLC) |
Heavy metals (as Pb) | ≤5 ppm |
Insoluble matter | ≤0.005 % (in water) |
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