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                Taizhou Keyan fine chemical co.,ltd.
                
        
                  
        
                    
                  
        
                  
        
                     
                    
        
                
        		
              
        
            
        		
          
        
          
        
            
        
              
        
                
              
        
            
        		
          
        
        
        		
      
        
    
        		
  
        
  
        
    
        
      
        
        
      
        
    
        		
  
        

        

  
  



  
  
  
  
  
  
  
  


				
				
				
				
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            2',4'-Dichloroacetophenone
          
              
         
        
              		
      
              
        
              
          
              
             
            2,2',4'-Trichloroacetophenone
          
              
         
        
              		
      
              
        
              
          
              
             
            2,4'-Difluorobenzophenone
          
              
         
        
              		
      
              
        
              
          
              
             
            2,4-Dichlorobutyrophenone
          
              
         
        
              		
      
              
        
              
          
              
             
            2',4'-Dichlorovalerophenone
          
              
         
        
              		
      
              
        
              
          
              
             
            4'-Chloroacetophenone
          
              
         
        
              		
      
                
              
    
  
              
  
              
    
  
              
  
              
    
  
              

              
              		
            
              
              
              
                
              
              
              
              
                
              
                  
              
                  
              
                    
              
                      
              
                        
              
                          
              
                            
              
                              
              
                                
              
                                    
              
                                      
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