D(+)-Biotin ≥97,5%, weißes kristallines Pulver
Lieferant: MP Biomedicals
Synonyme:
(3aS,4S,6aR)-Biotin
, 5-[(3aS,4S,6aR)-2-Oxohexahydro-1H- thieno[3,4-d]imidazol-4-yl]pentansäure
, Vitamin H
, Vitamin B8
, Coenzym R
, Vitamin B7
Essential vitamin that is important for amino acid and energy metabolism, and fatty acid synthesis. It is a prosthetic group in four mammalian carboxylase families and facilitates the binding and transfer of carbon dioxide.
D-Biotin may be used to elute proteins from avidin/streptavidin resins. It is widely used for dietary supplements and fortified foods. It is also used for tablets and hard-shell capsule preparation due to its pharmaceutical properities.
Soluble in water (22 mg/100 mL), ethanol (80 mg/100 ml), more soluble in hot water and in dilute alkalies; insoluble in other common organic solvents.
Soluble in 2 M Ammonium hydroxide (50 mg/ml - clear, colorless solution), dimethylformamide (1.7 mg/ml).
Reaction (0,02% aq soln)- Very slightly acidic to Litmus
Bitte beachten Research Use Only (RUO).
Formel:
C₁₀H₁₆N₂O₃S Molecular Weight: 244,31 g/mol Schmelzpunkt: 232 °C (Zersetzung) Lagertemperatur: Kühlschrank |
MDL:
MFCD00005541 CAS-Nummer: 58-85-5 |
Spezifikation Testergebnisse
Identity Test | Passes |
Purity | ≥97.5% |
FTIR | Conforms to Standard |
Reaction (0.02% aq soln) | Very Slightly Acidic to Litmus |
Melting Point | 223 - 233 °C |
Optical Rotation (c=2, 0.1 N NaOH) | +89 to +93 ° |
Organic Volatile Impurities | Passes |
Expiration Date | Month/Day/Year |
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