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网站主页CAS数据库列表 381-98-6更多图谱2-(三氟甲基)丙烯酸(381-98-6)红外图谱(IR2)

2-(三氟甲基)丙烯酸

产品名称 2-(三氟甲基)丙烯酸

CAS号381-98-6

分子式C4H3F3O2

分子量140.06

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  • 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
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C4 H3 F3 O2 0.042 g : 0.5 ml CDCl3
    2-(trifluoromethyl)acrylic acid
    ChemicalStructure
        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
    

in CDCl3



KBr disc



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