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Non-ion Contrast Agent Series
 
 
Levofloxacin and Intermediates
 
 
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Protective Amino-acid Series
 
 
Cephalosporin Nucleus Series
 
 
Tetrazole Series
 
 
Cephalosporin Side Chains and Other Intermediates
 
 
 
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    Cephalosporin Side Chains and Other Intermediates
[ 3-alpha,7-alpha-Dihydroxy-5-beta-cholan-24-oic acid]
  Commodity: Chenodeoxycholic Acid,CDCA
 
 
 
1. Structure:
 
 

2. Molecular Formula:C24H40O4
3. Molecular Weight:392.58
4. CAS No:[474-25-9]

 
 
5. Specifications:
 
 

Description

White ,odorless powder with a bitter taste

 
Solubility
soluble in organic solvents ,insoluble in water.
 
Optical Rotation
+11°-+13°
 
Loss on drying
≤1.0%
 
Assay
≥98.5%
 
6. Usage: Intermediate for Ursodeoxycholic Acid
7. Packing: