SpectrumDetail Supplier Related Products
WebSite > CAS DataBase List  > 6289-46-9More Spectrum  >2,5-dioxo-1,4-cyclohexanedicarboxylic acid dimethyl ester(6289-46-9)1HNMR

  • Mass

    MS-IW-5559          
    dimethyl 2,5-dioxo-1,4-cyclohexanedicarboxylate
    C10H12O6            (Mass of molecular ion:    228)
    

       Source Temperature: 140 °C
       Sample Temperature: 110 °C
       Direct, 75 eV
    

          15.0       5.1
          18.0       2.9
          26.0       1.4
          27.0       6.6
          28.0       3.7
          29.0       2.2
          31.0       2.4
          32.0       1.1
          39.0       4.1
          40.0       3.4
          41.0       5.0
          42.0       2.0
          43.0       3.3
          45.0       2.4
          50.0       1.0
          51.0       2.8
          52.0       4.2
          53.0      10.5
          54.0       5.7
          55.0      22.2
          56.0       1.7
          57.0       1.5
          59.0      10.5
          63.0       1.2
          65.0       1.0
          66.0       1.0
          68.0       6.0
          69.0       8.2
          70.0       1.5
          71.0       1.1
          79.0       2.5
          80.0       4.6
          81.0       7.0
          82.0       4.6
          83.0       6.9
          85.0       3.6
          86.0       3.1
          87.0      12.1
          95.0       1.2
          96.0      30.1
          97.0       4.1
          98.0       4.7
          99.0       2.9
         101.0       2.5
         107.0       4.2
         108.0      11.8
         109.0      10.8
         110.0       5.6
         111.0       1.4
         112.0       2.8
         113.0      19.2
         114.0       3.9
         115.0       6.3
         119.0       2.1
         123.0       1.1
         124.0       1.1
         125.0       2.8
         126.0       1.0
         128.0      96.4
         129.0       6.7
         134.0       1.5
         135.0       6.3
         136.0      35.1
         137.0      47.3
         138.0       4.4
         139.0       1.7
         140.0       6.5
         141.0       4.9
         150.0       1.0
         151.0       2.7
         162.0       3.8
         163.0       4.4
         164.0      17.3
         165.0      27.6
         166.0       2.7
         167.0      15.3
         168.0      15.4
         169.0      14.8
         170.0       1.4
         178.0      35.9
         179.0       6.1
         181.0       5.7
         194.0       4.4
         195.0       8.2
         196.0      60.5
         197.0      27.9
         198.0       3.2
         199.0      16.7
         200.0       2.5
         210.0      16.0
         211.0       2.2
         213.0      12.6
         214.0       1.3
         226.0       1.7
         227.0       3.8
         228.0     100.0
         229.0      12.5
         230.0       1.9
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C10 H12 O6 0.040 g : 0.5 ml CDCl3
    dimethyl 2,5-dioxo-1,4-cyclohexanedicarboxylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.1 B 3.796 C 3.172

         Hz     ppm     Int.
    

       4843.84  12.121    231
       1517.17   3.797   1000
       1268.06   3.173    697
    

in CDCl3



KBr disc



nujol mull