2-BROMO-3-METHYLBUTYRIC ACID(10323-40-7)红外图谱(IR1)

Mass

MS-NW-1811          
2-bromoisovaleric acid
C5H9BrO2            (Mass of molecular ion:    180)

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

      15.0       5.1
      18.0       1.3
      26.0       4.5
      27.0      42.4
      28.0       7.2
      29.0      35.1
      31.0       3.6
      37.0       2.8
      38.0       6.4
      39.0      49.0
      40.0       7.7
      41.0      88.5
      42.0       7.3
      43.0      91.1
      44.0       6.5
      45.0      11.7
      50.0       2.4
      51.0       2.7
      53.0       6.4
      54.0       2.7
      55.0      36.2
      56.0       9.0
      57.0      12.1
      58.0       1.0
      59.0      17.8
      60.0       2.6
      68.0       4.5
      69.0       4.4
      71.0       1.2
      73.0       3.9
      79.0       1.8
      80.0       4.6
      81.0       1.9
      82.0       4.5
      83.0       9.4
      84.0       1.3
      85.0       9.0
      86.0       2.4
     100.0       3.6
     101.0      25.0
     102.0       1.5
     107.0       1.0
     120.0       7.9
     121.0       1.5
     122.0       7.8
     123.0       1.0
     135.0       1.6
     137.0       1.6
     138.0     100.0
     139.0       2.4
     140.0      96.9
     141.0       2.2
     163.0       1.0
     165.0       1.2

Assign. Shift(ppm) A 11.22 B 4.088 C 2.26 D *1 1.130 E *1 1.091

     Hz     ppm     Int.

   1005.05  11.223    272
    370.17   4.134    447
    362.56   4.049    480
    212.68   2.375     61
    206.10   2.302    102
    199.44   2.227    103
    198.50   2.217     72
    192.94   2.155     62
    192.09   2.145     60
    185.51   2.072     31
    104.25   1.165   1000
    100.74   1.125    984
     97.67   1.091    867
     94.17   1.052    829