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网站主页CAS数据库列表 840-65-3更多图谱2,6-萘二羧酸二甲酯(840-65-3)核磁图(13CNMR)

2,6-萘二羧酸二甲酯

产品名称 2,6-萘二羧酸二甲酯

CAS号840-65-3

分子式C14H12O4

分子量244.24

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  • Mass

    MS-IW-2495          
    dimethyl 2,6-naphthalenedicarboxylate
    C14H12O4            (Mass of molecular ion:    244)
    

       Source Temperature: 150 °C
       Sample Temperature: 110 °C
       Direct, 75 eV
    

          50.0       1.3
          63.0       6.1
          74.0       2.3
          75.0       2.2
          76.0       2.3
          77.0       9.3
          77.5       1.1
          87.0       1.1
          91.0       7.4
          91.5       1.0
          99.0       1.4
         100.0       1.0
         106.0       1.6
         114.0       2.7
         115.0       1.6
         125.0       4.4
         126.0      16.9
         127.0       4.1
         142.0       1.4
         153.0       2.3
         154.0      14.6
         155.0       2.6
         170.0       6.2
         171.0       1.2
         185.0      32.5
         186.0       4.7
         199.0       2.1
         213.0     100.0
         214.0      14.6
         215.0       1.6
         244.0      81.7
         245.0      12.7
         246.0       1.6
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C14 H12 O4 0.043 g : 0.5 ml CDCl3
    dimethyl 2,6-naphthalenedicarboxylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.594 B 8.083 C 7.975 D 3.985 J(A,B)=1.3HZ, J(B,C)=8.6HZ

         Hz     ppm     Int.
    

        770.06   8.599    142
        769.25   8.590    148
        730.94   8.162     37
        729.75   8.149     34
        722.31   8.066    126
        721.19   8.053    114
        715.88   7.994    182
        707.38   7.899     46
        356.94   3.986   1000
    

in CDCl3



KBr disc



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