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1,4-Dibromo-2,5-dimethylbenzene

Product Name 1,4-Dibromo-2,5-dimethylbenzene

CAS1074-24-4

MFC8H8Br2

MW263.96

¹³CNMR

Mass

MS-NW-8730          
2,5-dibromo-p-xylene
C8H8Br2             (Mass of molecular ion:    262)

   Source Temperature: 120 °C
   Sample Temperature:  80 °C
   Direct, 75 eV

      17.0       1.3
      18.0       7.4
      27.0       1.6
      38.0       1.5
      39.0       3.3
      50.0       6.1
      51.0      23.6
      51.5       2.4
      52.0       5.6
      53.0       1.7
      61.0       1.0
      62.0       2.5
      63.0       5.2
      74.0       2.4
      75.0       3.1
      76.0       2.9
      77.0      14.6
      78.0       6.3
      80.0       1.3
      82.0       1.2
      87.0       1.1
      89.0       1.1
      90.0       1.1
      91.0       2.8
      91.5       1.1
      92.0       1.8
     101.0       1.0
     102.0       6.5
     103.0      19.0
     104.0      23.8
     105.0       2.8
     130.0       1.4
     131.0       3.4
     132.0       2.8
     149.0       2.5
     164.0       1.7
     182.0       3.3
     183.0      49.7
     184.0       8.1
     185.0      48.5
     186.0       5.0
     261.0       1.7
     262.0      51.1
     263.0       8.1
     264.0     100.0
     265.0      10.5
     266.0      49.0
     267.0       4.3

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₈ H₈ Br₂	0.035 g : 0.5 ml CDCl₃
2,5-dibromo-p-xylene

    Assign.     Shift(ppm)

      A             7.377
      B             2.319

     Hz     ppm     Int.

   2948.24   7.378    270
    926.76   2.319   1000

in CDCl3

KBr disc

nujol mull

4880 A,200 M,powder

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1,4-Dibromo-2,5-dimethylbenzene(1074-24-4)MS Atlas of Related Products

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