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网站主页CAS数据库列表 871-70-5更多图谱十八烷二酸(871-70-5)质谱(MS)

十八烷二酸

产品名称 十八烷二酸

CAS号871-70-5

分子式C18H34O4

分子量314.46

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  • Mass

    MS-IW-3635          
    octadecanedioic acid
    C18H34O4            (Mass of molecular ion:    314)
    

       Source Temperature: 150 °C
       Sample Temperature: 130 °C
       Direct, 75 eV
    

          18.0       4.1
          27.0       2.8
          28.0       1.4
          29.0       7.2
          39.0       2.5
          41.0      22.2
          42.0       4.6
          43.0      21.8
          45.0       3.9
          53.0       1.6
          54.0       2.6
          55.0      35.7
          56.0       6.1
          57.0      16.2
          58.0       1.4
          59.0       2.9
          60.0      17.8
          61.0       3.6
          67.0       6.2
          68.0       4.8
          69.0      23.1
          70.0       5.0
          71.0       9.1
          73.0      24.6
          74.0       3.6
          79.0       1.7
          80.0       2.8
          81.0       7.2
          82.0       5.3
          83.0      17.9
          84.0      44.2
          85.0       7.6
          87.0       5.0
          93.0       2.2
          94.0       3.9
          95.0       6.7
          96.0       5.6
          97.0      15.1
          98.0     100.0
          99.0      11.4
         100.0       1.3
         101.0       3.3
         107.0       2.1
         108.0       3.7
         109.0       3.9
         110.0       3.0
         111.0       8.2
         112.0      35.9
         113.0       4.8
         114.0       1.2
         115.0       3.6
         116.0       1.5
         121.0       3.9
         122.0       2.3
         123.0       2.7
         124.0       1.8
         125.0       4.6
         126.0      12.1
         127.0       2.4
         129.0       7.5
         130.0       8.7
         135.0       3.1
         136.0       1.3
         137.0       1.7
         138.0       1.6
         139.0       2.7
         140.0       7.3
         141.0       1.4
         143.0       2.2
         144.0       2.1
         149.0       1.9
         151.0       1.1
         152.0       1.3
         153.0       1.8
         154.0       6.2
         155.0       1.1
         157.0       1.3
         163.0       1.0
         166.0       1.0
         167.0       1.2
         168.0       2.7
         171.0       3.2
         172.0       1.1
         181.0       1.3
         182.0       1.8
         185.0       2.9
         194.0       1.8
         195.0       1.5
         196.0       1.6
         210.0       1.3
         213.0       1.0
         227.0       3.6
         236.0       2.2
         237.0       3.7
         241.0       1.0
         250.0       2.9
         270.0      23.0
         271.0       4.4
         278.0       9.9
         279.0       2.1
         296.0      14.0
         297.0       3.8
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C18 H34 O4 0.031 g : 0.5 ml DMSO-d6
    octadecanedioic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12. B 2.177 C 1.478 D 1.24

         Hz     ppm     Int.
    

        877.92   2.197     88
        870.41   2.178    178
        863.08   2.160    100
        598.40   1.498     39
        591.44   1.480     58
        584.48   1.463     41
        494.37   1.238   1000
    

in DMSO-d6



KBr disc



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