(R)-Ethyl-2-amino-3-mercaptopropanoate hydrochloride 98%
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
L-Cysteine ethyl ester hydrochloride, H-Cys-Oet.HCl, H-Cys-OEt·HCl
Formule:
C₅H₁₁NO₂S·HCl Point de fusion: 125…129 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00012631 Numéro CAS: 868-59-7 |
Résultats des tests de spécification
Appearance | White Powder and/or chunks |
Infrared spectrum | Conforms |
Titration Iodimetric | ≥97.5 % |
Loss on drying | ≤0.5 % (40°C, 5 hrs) (vacuum, P2O5) |
Sulfated ash | ≤0.1 % |
UV transmittance | ≥98 % (c=2.5, H20, 430 nm) 1 cm cell |
Specific optical rotation | -9° to -13° (20°C, 589 nm) (c=1, 1M HCl) |
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