| product Name | 
    Pregnenolone | 
   
  
  
    | Synonyms | 
     3beta-Hydroxy-5-pregnen-20-one; 5-Pregnen-3beta-ol-20-one; 5-pregnen-3B-ol-20-one; 3-beta-hydroxypregn-5-en-20-one; 3-hydroxypregn-5-en-20-one; (3beta)-3-hydroxypregn-5-en-20-one; (3beta,8xi,9xi,14xi)-3-hydroxypregn-5-en-20-one; (3beta,9xi,14xi)-3-hydroxypregn-5-en-20-one | 
   
  
  
  
    | Molecular Formula | 
    C21H32O2 | 
   
  
  
  
    | Molecular Weight | 
    316.4776 | 
   
  
  
  
    | InChI | 
    InChI=1/C21H32O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h4,15-19,23H,5-12H2,1-3H3/t15-,16-,17+,18?,19?,20-,21+/m0/s1 | 
   
  
  
  
    | CAS Registry Number | 
    145-13-1 | 
   
  
  
  
    | EINECS | 
    205-647-4 | 
   
  
  
  
    | Molecular Structure | 
     
                 | 
   
  
  
  
    | Density | 
    1.09g/cm3 | 
   
  
  
  
    | Melting point | 
    190-193℃ | 
   
  
  
   
    | Boiling point | 
    443.3°C at 760 mmHg | 
   
  
  
   
    | Refractive index | 
    1.549 | 
   
  
  
  
    | Flash point | 
    188.9°C | 
   
  
  
  
  
    | Vapour Pressur | 
    1.02E-09mmHg at 25°C | 
   
  
  
  
    | Hazard Symbols | 
    
       
       
       
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    | Risk Codes | 
    
       
       
       
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    | Safety Description | 
    
              S24/25:; 
       
       
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