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2,7-二甲氧基萘

产品名称 2,7-二甲氧基萘

CAS号3469-26-9

分子式C12H12O2

分子量188.22

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  • Mass

    MS-NW-9400          
    2,7-dimethoxynaphthalene
    C12H12O2            (Mass of molecular ion:    188)
    

       Source Temperature: 260 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          15.0       1.6
          18.0       4.1
          28.0       1.1
          39.0       1.8
          50.0       2.3
          51.0       2.9
          52.0       1.0
          62.0       2.3
          63.0       4.6
          64.0       1.0
          74.0       2.2
          75.0       3.5
          76.0       3.9
          77.0       1.1
          86.0       1.0
          87.0       1.5
          88.0       2.7
          89.0       1.0
          91.0       1.2
          94.0       4.8
         101.0       2.3
         102.0      20.6
         103.0       2.0
         113.0       3.2
         114.0       6.1
         115.0      11.9
         116.0       1.9
         117.0       1.9
         127.0       1.9
         128.0       3.0
         129.0       2.3
         130.0      13.7
         131.0       1.7
         142.0       2.2
         143.0       2.7
         144.0       8.2
         145.0      58.3
         146.0       6.4
         157.0       3.2
         158.0       5.9
         159.0      13.1
         160.0       1.6
         173.0       2.6
         188.0     100.0
         189.0      13.2
         190.0       1.2
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C12 H12 O2 0.024 g : 0.5 ml CDCl3
    2,7-dimethoxynaphthalene
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.642 B 7.050 C 6.991 D 3.892

         Hz     ppm     Int.
    

       3058.84   7.654    135
       3049.80   7.632    142
       2819.09   7.054    121
       2816.53   7.048    146
       2799.32   7.005    122
       2796.75   6.998     97
       2790.28   6.982    108
       2787.84   6.976     96
       1555.66   3.893   1000
    

in CDCl3



KBr disc



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