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2-Bromo-2-methylpropionic acid

Product Name 2-Bromo-2-methylpropionic acid

CAS2052-01-9

MFC4H7BrO2

MW167

¹³CNMR

Mass

MS-NW-5087          
2-bromo-2-methylpropionic acid
C4H7BrO2            (Mass of molecular ion:    166)

   Source Temperature: 260 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV

      15.0       3.0
      18.0       1.7
      20.0       1.0
      26.0       2.5
      27.0      14.1
      28.0       4.7
      29.0       1.5
      31.0       5.5
      36.0       1.1
      37.0       2.7
      38.0       4.6
      39.0      27.4
      40.0       8.7
      41.0      68.9
      42.0      17.3
      43.0      12.9
      44.0       1.7
      45.0      11.8
      53.0       1.1
      57.0       1.1
      58.0       2.5
      59.0      19.6
      68.0       2.1
      69.0       6.9
      70.0       2.1
      79.0       4.4
      80.0      11.5
      81.0       4.3
      82.0      11.1
      85.0       1.0
      86.0      19.0
      87.0     100.0
      88.0       5.4
     121.0       7.8
     122.0       1.1
     123.0       7.7
     124.0       1.0
     166.0       1.8
     168.0       1.6

parameter in CDCl3

¹H NMR	300 MHz
C₄ H₇ Br O₂	0.038 g : 0.5 ml CDCl₃
2-bromo-2-methylpropionic acid

    Parameter     ppm  Hz

      D(A)         1.961
     
      D(B)        10.79

     Hz     ppm     Int.

   3237.00  10.790     25
    588.33   1.961   1000

in CDCl3

KBr disc

nujol mull

4880 A,200 M,powder

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