图谱信息 供应商 相关产品
网站主页CAS数据库列表 14062-19-2更多图谱4-甲基苯基乙酸乙酯(14062-19-2)质谱(MS)

4-甲基苯基乙酸乙酯

产品名称 4-甲基苯基乙酸乙酯

CAS号14062-19-2

分子式C11H14O2

分子量178.23

展开


  • Mass

    MS-NW-9448          
    ethyl p-tolylacetate
    C11H14O2            (Mass of molecular ion:    178)
    

       Source Temperature: 250 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          27.0       2.8
          29.0       9.1
          39.0       1.8
          51.0       2.5
          52.0       1.0
          53.0       1.0
          63.0       1.0
          65.0       1.1
          77.0       7.6
          78.0       2.7
          79.0       6.0
          91.0       2.0
         103.0       4.7
         104.0       3.4
         105.0     100.0
         106.0       9.9
         133.0       1.0
         178.0      23.5
         179.0       3.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C11 H14 O2 0.05 ml : 0.5 ml CDCl3
    ethyl p-tolylacetate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.15 B 7.11 C 4.115 D 3.541 E 2.302 F 1.218

         Hz     ppm     Int.
    

       2863.28   7.165    202
       2857.18   7.150    135
       2855.10   7.145    420
       2842.16   7.112    364
       2834.23   7.092    187
       1655.40   4.143    193
       1648.32   4.125    524
       1641.11   4.107    524
       1634.03   4.089    203
       1415.28   3.542    636
        924.32   2.313     42
        919.92   2.302    832
        494.14   1.237    610
        486.94   1.219   1000
        482.42   1.208     28
        479.86   1.201    595
    

in CDCl3



liquid film