L(+)-Valin 99%
Lieferant: Thermo Scientific
Synonyme:
(S)-(+)-Valin
, (S)-(+)-2-Amino-3-methylbutansäure
, H-Val-OH
, (S)-(+)-2-Aminoisovaleriansäure
ACRO140810025EA
872
EUR
ACRO140810025
ACRO140815000
ACRO140810250
ACRO140811000
L(+)-Valin 99%
L(+)-Valin
Formel:
C₅H₁₁NO₂ Molecular Weight: 117,15 g/mol Schmelzpunkt: 315 °C Dichte: 1,23 g/cm³ Lagertemperatur: Raumtemperatur |
MDL:
MFCD00064220 CAS-Nummer: 72-18-4 EINECS: 200-773-6 Merck Index: 13,09458 |
Spezifikation Testergebnisse
Appearance | White Powder or crystals |
Infrared spectrum | Conforms |
Loss on drying | ≤0.3 % |
Sulfated ash | ≤0.1 % |
Specific optical rotation | +26.5° to +29.0° (20°C, 589 nm) (c=8, 6 N HCl) |
Titration with HClO4 | ≥98.5 % |
Chloride (Cl) | ≤500 ppm |
Sulfate (SO4) | ≤300 ppm |
Ammonium (NH4) | ≤200 ppm |
Iron (Fe) | ≤30 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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