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网站主页CAS数据库列表 626-15-3更多图谱1,3-二(溴甲基)苯(626-15-3)红外图谱(IR2)

1,3-二(溴甲基)苯

产品名称 1,3-二(溴甲基)苯

CAS号626-15-3

分子式C8H8Br2

分子量263.96

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  • Mass

    MS-NW-1775          
    alpha,alpha'-dibromo-m-xylene
    C8H8Br2             (Mass of molecular ion:    262)
    

       Source Temperature: 240 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          18.0       1.4
          26.0       1.0
          27.0       3.1
          37.0       1.5
          38.0       4.4
          39.0      12.5
          49.0       1.0
          50.0      10.0
          51.0      26.5
          51.5       1.6
          52.0      15.4
          53.0       1.7
          61.0       1.8
          62.0       4.6
          63.0      10.6
          64.0       2.1
          65.0       2.8
          74.0       3.8
          75.0       3.3
          76.0       4.2
          77.0      20.3
          78.0      19.5
          79.0       1.7
          80.0       1.2
          81.0       1.7
          82.0       1.3
          89.0       2.0
          91.0       2.0
          92.0       1.8
         102.0       6.2
         103.0      22.2
         104.0     100.0
         105.0      10.5
         182.0       1.7
         183.0      86.0
         184.0       9.3
         185.0      84.4
         186.0       7.5
         261.0       1.0
         262.0       4.7
         263.0       2.4
         264.0       8.5
         265.0       1.7
         266.0       4.2
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C8 H8 Br2 0.12 g : 0.5 ml CDCl3
    alpha,alpha'-dibromo-m-xylene
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.39 B 7.31 C 7.29 D 4.445 CONFIRMED BY LAOCN PROGRAM

         Hz     ppm     Int.
    

        662.25   7.395    104
        654.31   7.306    559
        653.06   7.292    371
        398.19   4.447   1000
        393.00   4.389     22
    

in CDCl3



KBr disc



nujol mull



4880 A,200 M,powder