Alpha Lipoic Acid (THIOCTIC Acid)

CAS#  1077-28-7

Molecular Formula  C8H14O2S2

Molecular Weight  206.33

Structural Formular

SPECIFICATIONS 
  • Appearance:  Slightly yellow crystal powder Almost odorless
  • Identification:  The retention time of the peak for alpha lipoic acid in the
                            chromatogram of the Assay preparation corresponds to that
                            in the chromatogram of the standard preparation,as obtained
                            in the Assay.
  • Solubility(In NaOH):  Clear and pale yellow  
  • Melting Point:  60~62^oC
  • Heavy Metals:  10ppm max  
  • Loss on drying:  0.20% max  
  • Residue on Ignition:  0.10% max  
  • Chloride:  0.07% max  
  • Specific rotation:  -1.0^o to +1.0^o
  • Limit of polymer content:  2.0% max 
  Related Substance By HPLC  
  • 6.8-Epitrithlooctanolic acid(EPI):  0.10% max  
  • Single Impurity:  0.10% max  
  • Total Imurities:  0.50% max 
  Residual Slovene By GC  
  • Cyclohexane:  500ppm max  
  • Ethyl Acetate:  250ppm max  
  • Toluene:  20ppm max  
  • Total aerobes counts:  1000 CFU/g  
  • Moulds and Yeasts:  100 CFU/g  
  • E.coli/Salmonella:  Absence/g  
  • Staphylococcus aureate:  Absence/g  
  • Particle Size:  100% through 20 mesh
                           20% max. through 100 mesh  
  • Bulk Density:  0.30 g/ml  
  • Assay:  99%~101%

            
Uses  Medicine of vitamin;Acute and chronic hepatitis, cirrhosis, hepatic coma, fatty liver,
          etc.

Characte  Slightly yellow crystal or powder; Almost odorless, It dissolves difficult in
                 water, but easily in alcohol, ether, and chloroform.

Notification  It should be stored in ventilated and dry storehouses, It must be noted