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3,5-Dibromopyridine

Product Name 3,5-Dibromopyridine

CAS625-92-3

MFC5H3Br2N

MW236.89

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¹HNMR

¹³CNMR

Mass

MS-KW-0419          
3,5-dibromopyridine
C5H3Br2N            (Mass of molecular ion:    235)

   Source Temperature: 240 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      26.0       1.0
      28.0       1.2
      37.0       2.8
      38.0       3.3
      38.5       2.8
      48.0       1.2
      49.0      10.8
      50.0      39.6
      51.0       4.5
      52.0       1.5
      75.0       4.4
      76.0      38.2
      77.0       7.0
      78.0       1.3
      79.0       1.8
     104.0       3.3
     105.0       3.7
     106.0       4.7
     108.0       1.5
     117.5       1.0
     118.5       2.1
     119.5       1.0
     128.0       3.2
     129.0      14.4
     130.0       4.1
     131.0      13.9
     156.0      52.6
     157.0       3.5
     158.0      51.1
     159.0       3.0
     235.0      51.3
     236.0       3.3
     237.0     100.0
     238.0       6.1
     239.0      48.5
     240.0       2.9

parameter in dioxane

400 MHz in CDCl3

¹H NMR	300 MHz
C₅ H₃ Br₂ N	in dioxane
3,5-dibromopyridine

    Parameter     ppm  Hz

      D(A)         8.61
      D(B)         8.15
       J(A,B)          2.0
     
     WU,T.K. J.PHYS.CHEM. 71, 3089 (1967)

     Hz     ppm     Int.

   2584.01   8.613    973
   2582.01   8.607   1000
   2446.99   8.157    264
   2444.99   8.150    492
   2443.00   8.143    250

¹H NMR	399.65 MHz
C₅H₃Br₂N	0.039 g : 0.5 ml CDCl₃
3,5-dibromopyridine

    Assign.     Shift(ppm)

     A           8.606
     B           8.008

     Hz     ppm     Int.

   3441.41   8.609   1000
   3439.46   8.604    972
   3203.13   8.013    451
   3201.18   8.008    806
   3199.10   8.003    411

in CDCl3

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