L(+)-Glutamine, Conforme aux spécifications analytiques USP
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
Q, H-Gln-OH, Gln, Levoglutamide, (S)-(+)-Glutamine
Formule:
C₅H₁₀N₂O₃ Poids moléculaire: 146.15 g/mol Point d'ébullition: 355 Point de fusion: 185 °C (déc.) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00008044 Numéro CAS: 56-85-9 Indice Merck: 13,04484 |
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Résultats des tests de spécification
Appearance | White to almost white Crystalline powder or flakes |
Infrared spectrum | Conforms |
Loss on drying | ≤0.3 % (1 g, 105°C, 3 h) |
Residue after ignition | ≤0.3 % |
Related substances | ≤0.5 % (TLC) |
Specific optical rotation | +6.3° to +7.3° (20°C, 589 nm) (C=4, water) (Warm at 40°C to dissolve) |
Titration with HClO4 | 98.5 to 101.5 % (On dried basis) |
Chloride (Cl) | ≤0.05 % |
Sulfate (SO4) | ≤0.03 % |
Iron (Fe) | ≤30 ppm |
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