| product Name | 
    (1R,2S)-(-)-Ephedrine | 
   
  
  
    | Synonyms | 
     (-)-ephedrine anhydrous; (?-Ephedrine; Ephedrine base anhydrous; 2-(methylamino)-1-phenylpropan-1-ol; (1R,2S)-2-(methylamino)-1-phenylpropan-1-ol | 
   
  
  
  
    | Molecular Formula | 
    C10H15NO | 
   
  
  
  
    | Molecular Weight | 
    165.2322 | 
   
  
  
  
    | InChI | 
    InChI=1/C10H15NO/c1-8(11-2)10(12)9-6-4-3-5-7-9/h3-8,10-12H,1-2H3/t8-,10-/m0/s1 | 
   
  
  
  
    | CAS Registry Number | 
    299-42-3 | 
   
  
  
  
    | EINECS | 
    206-080-5 | 
   
  
  
  
    | Molecular Structure | 
     
                 | 
   
  
  
  
    | Density | 
    1.015g/cm3 | 
   
  
  
  
    | Melting point | 
    37-39℃ | 
   
  
  
   
    | Boiling point | 
    255°C at 760 mmHg | 
   
  
  
   
    | Refractive index | 
    1.528 | 
   
  
  
  
    | Flash point | 
    85.6°C | 
   
  
  
  
  
    | Vapour Pressur | 
    0.00865mmHg at 25°C | 
   
  
  
  
    | Hazard Symbols | 
    
                Xn:Harmful; 
       
       
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    | Risk Codes | 
    
              R22:; 
       
       
 | 
   
  
  
  
    | Safety Description | 
    
              S22:; 
       S25:; 
       
       
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