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D(-)-β-mercaptovaline 99%, Conforme aux spécifications analytiques Ph. Eur., USP

Marques : Thermo Fisher Scientific
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

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Synonyme(s): H-D-Pen-OH, (S)-2-Amino-3-mercapto-3-methylbutanoic acid, Penicillamine

129740050 129740250
ACRO129740050EA 110 EUR
ACRO129740050 ACRO129740250
D(-)-β-mercaptovaline 99%, Conforme aux spécifications analytiques Ph. Eur., USP
D(-)-β-mercaptovaline
Formule: C₅H₁₁NO₂S
Poids moléculaire: 149.2 g/mol
Point de fusion: 212 °C (déc.)
Température de stockage: Réfrigérateur
Numéro MDL: MFCD00064302
Numéro CAS: 52-67-5
EINECS: 200-148-8

Commander maintenant

Résultats des tests de spécification

Appearance White to almost white Powder
Infrared spectrum Conforms
Assay 97.0 to 102.0 % (USP)
Loss on drying ≤0.5 % (60°C, 3 h) (vacuum)
UV at 268 nm A: ≤0.07 (0.1 g in 50 ml water)
Appearance of solution Passes test
Identification A Passes test
Identification B Passes test
Identification C Passes test
Identification D Passes test
Residue after ignition ≤0.1 %
pH 4.5 to 5.5 (1 g in 100 ml water)
Specific optical rotation -60.5° to -65.0° (20°C, 589 nm) (0.5g in 10 ml 1N NaOH)
Titration with HClO4 98.0 to 101.0 % (EP)
Mercury (Hg) ≤0.001 %
Impurity ≤0.1 % (Penicillin)


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