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顺-4-环己烯-1,2-二羧酸

产品名称 顺-4-环己烯-1,2-二羧酸

CAS号2305-26-2

分子式C8H10O4

分子量170.16

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  • Mass

    MS-NW-4600          
    cis-4-cyclohexene-1,2-dicarboxylic acid
    C8H10O4             (Mass of molecular ion:    170)
    

       Source Temperature: 250 °C
       Sample Temperature: 180 °C
       Direct, 75 eV
    

          17.0       3.4
          18.0      16.1
          26.0       2.1
          27.0       8.3
          28.0       2.3
          37.0       1.1
          38.0       2.3
          39.0      11.4
          40.0       2.1
          41.0       4.1
          43.0       1.0
          44.0       2.2
          45.0       1.9
          50.0       4.0
          51.0       6.9
          52.0       4.6
          53.0       4.8
          54.0       2.7
          55.0       1.4
          63.0       1.2
          65.0       2.7
          66.0       1.2
          67.0       1.0
          77.0      12.5
          78.0       8.8
          79.0     100.0
          80.0      34.8
          81.0       3.6
          96.0       1.1
          97.0       1.1
         107.0       1.3
         123.0       6.0
         124.0      37.6
         125.0       3.1
         152.0       3.4
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H10 O4 0.034 g : 0.5 ml DMSO-d6
    cis-4-cyclohexene-1,2-dicarboxylic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.17 B 5.620 C 2.875 D *1 2.404 E *1 2.260

         Hz     ppm     Int.
    

       4862.70  12.168     81
       2246.35   5.621   1000
       2239.03   5.603     32
       2238.66   5.602     31
       2238.11   5.601     31
       2237.56   5.599     31
       2235.91   5.595     30
       2233.72   5.590     30
       1155.60   2.892    186
       1154.32   2.889    197
       1149.37   2.876    608
       1144.24   2.864    220
       1006.13   2.518    283
       1004.30   2.513    608
       1002.47   2.509    816
       1000.64   2.504    581
        998.81   2.500    269
        973.16   2.436    119
        970.23   2.428     97
        968.40   2.424    118
        963.46   2.411     40
        962.91   2.410     41
        957.04   2.395    198
        951.92   2.382    209
        911.44   2.281    220
        905.76   2.267    201
        899.16   2.250     38
        895.50   2.241    115
        894.59   2.239    117
        892.75   2.234    104
        889.46   2.226    123
    

in DMSO-d6



KBr disc



nujol mull



4880 A,200 M,powder