Dipyridamole
Synonymous: 2,2,2,2-(4,8-dipiperidinopyrimido(5,4-d)pyrimidine-2,6-diyl)dinitrilotetraethanol
CAS: 58-32-2
Structural formula:
Molecular formula: C24H40N8O4
Molecular weight: 504.63
Authentication code: H37022203
Specification: China Pharmacopoeia 2010
Appearance: Yellow crystalline powder, odorless, little bitter
Melting point: 162~168οC
Chloride: ≤0.20%
Related substances: ≤1.0%
Loss on drying: ≤0.5%
Residue on ignition: ≤0.1%
Heavy metals: ≤10ppm
Assay: 98.0-102.0% calculated on dried basis
Application: With a treatment of coronary heart disease, anti-ischemic. Its anti-platelet aggregation may used in cardiac surgery or valve replacement surgery, could reduce thromboembolic’s formation.
    
   
  
    
    
  
  
  
    
    
    Dipyridamole is a pyrimidopyrimidine that is 2,2',2'',2'''-(pyrimido[5,4-d]pyrimidine-2,6-diyldinitrilo)tetraethanol substituted by piperidin-1-yl groups at positions 4 and 8 respectively. A vasodilator agent, it inhibits the formation of blood clots. It has a role as an adenosine phosphodiesterase inhibitor, an EC 3.5.4.4 (adenosine deaminase) inhibitor, a platelet aggregation inhibitor and a vasodilator agent. It is a member of piperidines, a pyrimidopyrimidine, a tertiary amino compound and a tetrol.
    
    
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
            IUPAC
            2-[[2-[bis(2-hydroxyethyl)amino]-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-6-yl]-(2-hydroxyethyl)amino]ethanol
           
        
      
        
      
     
   
  
  
  
    
    
    
      
        
      
        
      
        
          
          
          
            Matter Classification
            organic
           
          
        
      
        
          
          
          
        
      
     
   
  
  
  
    
    
    
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
        
      
        
          
          
          
            Appearance
            Dark yellow needle crystal, no odor and bitter.
           
        
      
        
          
          
          
            Acidity and Basicity
            
              
              
                
              
              
                alkalinity