Diphenolic acid(126-00-1) IR1
                        
                        
                            
                                Molecular FormulaC17H18O4
                            
                            Molecular Weight286.32
  
                         
                        InChIInChI=1S/C17H18O4/c1-17(11-10-16(20)21,12-2-6-14(18)7-3-12)13-4-8-15(19)9-5-13/h2-9,18-19H,10-11H2,1H3,(H,20,21)
                        InChIKey VKOUCJUTMGHNOR-UHFFFAOYSA-N
                        SmilesC(C)(CCC(=O)O)(C1C=CC(O)=CC=1)C1C=CC(O)=CC=1
                        
                     
                 
                
                    
                    
                        
                        
                            
                            
                            
                                
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    Assign.     Shift(ppm)
      A            12.0
      B             9.19
      C             6.957
      D             6.672
      E             2.234
      F             1.951
      G             1.469
  
Spectral Code: 1H NMR : 400 MHz in DMSO-d6
 
                                        
                                     
                                
                             
                         
                        
                            
                            
                            
                                
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       ppm   Int.  Assign.
      174.41   125      1
      155.04   565      2
      139.39   435      3
      127.70  1000      4
      114.77   880      5
       43.94   235      6
       36.56   140      7
       30.08   130      8
       27.30   145      9
  
Spectral Code: 13C NMR : in DMSO-d6
 
                                        
                                     
                                
                             
                         
                        
                            
                            
                            
                                
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Spectral Code: IR : nujol mull