2-(三氟甲基)丙烯酸

Mass

MS-IW-6991          
2-(trifluoromethyl)acrylic acid
C4H3F3O2            (Mass of molecular ion:    140)

   Source Temperature: 230 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      25.0       2.6
      26.0       8.9
      27.0       8.6
      28.0       4.8
      29.0       2.7
      31.0      12.2
      37.0       1.0
      42.0       2.6
      43.0       1.1
      44.0       4.5
      45.0      54.4
      46.0       5.9
      50.0       2.6
      51.0       5.3
      52.0       1.9
      53.0      10.9
      54.0       2.7
      55.0       1.8
      56.0       3.5
      57.0       3.6
      64.0       1.9
      67.0       2.2
      69.0      75.4
      71.0       3.2
      73.0      10.6
      74.0       1.8
      75.0      49.8
      76.0      70.9
      77.0       3.5
      91.0       3.3
      92.0       2.7
      93.0       1.5
      94.0       1.7
      95.0      44.2
      96.0       1.9
     100.0       6.6
     101.0      37.3
     102.0       1.8
     112.0       1.3
     120.0      28.4
     121.0       1.9
     123.0      71.5
     124.0       3.3
     139.0       2.2
     140.0     100.0
     141.0       5.7

Assign. Shift(ppm) A 11.2 B 6.883 C 6.600

     Hz     ppm     Int.

   4485.20  11.223     64
   2753.36   6.890    348
   2751.71   6.886    931
   2749.88   6.881    931
   2748.23   6.877    345
   2745.12   6.869     22
   2639.61   6.605    407
   2638.51   6.603   1000
   2637.23   6.599    975
   2635.95   6.596    380
   2632.65   6.588     25