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D-Biotin Structure

D-Biotin

Chemical Properties

Melting point 231-233 °C(lit.)
alpha  89 º (c=1, 0.1N NaOH)
Boiling point 573.6±35.0 °C(Predicted)
Density  1.2693 (rough estimate)
refractive index  90.5 ° (C=2, 0.1mol/L NaOH)
storage temp.  -20°C
solubility  H2O: 0.2 mg/mL Solubility increases with addition of 1 N NaOH.
form  powder
pka 4.74±0.10(Predicted)
color  White crystalline powder or fine long needles
PH 4.5 (0.1g/l, H2O)
optical activity [α]20/D +91±2°, c = 1% in 0.1 M NaOH
Water Solubility  Soluble in hot water, dimethyl sulfoxide, alcohol and benzene.
Sensitive  Light Sensitive
Merck  14,1231
BRN  86838
Stability Stable, but light sensitive. Incompatible with strong oxidizing agents, strong bases, strong acids, formaldehyde, chloramine-T, nitrous acid.
InChIKey YBJHBAHKTGYVGT-ZKWXMUAHSA-N
LogP 0.861 (est)
CAS DataBase Reference 58-85-5(CAS DataBase Reference)
NIST Chemistry Reference Biotin(58-85-5)
EPA Substance Registry System Biotin (58-85-5)

Safety Information

Hazard Codes  Xn
Risk Statements  20/21/22-36/37/38
Safety Statements  24/25-36-26
WGK Germany  1
RTECS  XJ9088200
8
TSCA  Yes
HS Code  29362930
Hazardous Substances Data 58-85-5(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: > 2000 mg/kg

MSDS

Usage And Synthesis

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