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    SZSE：002741
    
    
    
    

    


    
    
    
        
    
    

    

    
    
    
        
    
    

    

    
    
    
        
    
    

    


    
    
    
        
    
    

    


    
    
    
        
    
    

    






    
    
    
        
    
    
    
    
        
    
    
    
    
    
    
    
        
    

            
            
    
                
    Chemical Reagents
    
                
            
    
            
    
                

                
    Dimethyl o-phthalate?COA Report
    

                


                
    
                
    
                    
      
                        
    • CAS No.： 131-11-3 
      • 
                        
    • Molecular weight：194.19
      • 
                        
                        
                        
                        
    • Aliases：Dimethyl 1,2-benzenedicarboxylate;
1,2-benzenedicarboxylic acid dimethyl ester;
DMP
      • 
                        
    • Molecular formula：C10H10O4
      • 
                        
                        
    • EC No.：205-011-6
      • 
                        
    • HS-No：2917349010
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    Information
    
                    
                    Specification category：
                  
                    
    
                        
    
                            
                                
    
                                     Product No. Product name specifications
                                
    
                                        
     
1.19286.010 Dimethyl o-phthalate AR500mL
     
     
1.19286.020 Dimethyl o-phthalate CP500mL
     
     

    
                              
                                
                        
    
                    
    
                    
                    Characteristic：
                    Appearance and properties:Colorless, odorless, light stability of liquid.
    
Relative density(water=1)?: 1.19(25℃)
    
Relative density(water=1)?: 6.69
    
Melting point(℃): 2
    
Boiling point(℃): 283.7
    
Concentration: pure
    
Saturated vapor pressure: 0.13(100.3℃)
    
Solubility: disoluble?in water, soluble in common solvents.
    
Heat of combustion(kJ/mol): 4680.3
    

                    Technical  indicators：
                 
                    
    
                        
    
                            
                                
    
                                     Item AR CP
                                
    
                                        
     
Assay ≥99.5% ≥99.0%
     
     
Color ≤20 ≤30
     
     
Density(g/cm3 ): 1.190~1.193 1.190~1.195
     
     
Solubility in ethanol Pass Pass
     
     
Free acid (asH+) ≤0.006% ≤0.006%
     
     
Residue on ignition(as SO4) ≤0.003% ≤0.003%
    
                              
                                
                        
    
                    
    
                    
                
    
                
                
    
                    
    
                        
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