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返回ChemicalBook首页>CAS数据库列表>62269-44-7更多图谱> 3-三甲基硅氧基-2-丁烯酸甲酯(62269-44-7)核磁图(13CNMR)

62269-44-7

3-三甲基硅氧基-2-丁烯酸甲酯(62269-44-7)核磁图(13CNMR)

分子式:C8H16O3Si

分子量: 188.3

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    Mass

    MS-IW-9100          
    methyl 3-trimethylsilyloxy-2-butenoate
    C8H16O3Si           (Mass of molecular ion:    188)
    

       Source Temperature: 220 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          15.0       3.8
          27.0       1.6
          28.0       2.0
          29.0       2.8
          31.0       1.7
          39.0       3.5
          42.0       1.9
          43.0      20.9
          44.0       4.4
          45.0      17.7
          46.0       1.2
          47.0       3.6
          55.0       1.8
          57.0       1.3
          58.0       2.4
          59.0      22.5
          60.0       2.1
          61.0       2.9
          67.0       1.5
          69.0       5.0
          71.0       3.7
          72.0       5.1
          73.0      68.0
          74.0       6.7
          75.0      13.1
          77.0       1.5
          79.0       1.1
          84.0       3.5
          85.0       2.3
          89.0      86.8
          90.0       7.3
          91.0       4.1
          99.0       7.1
         101.0       1.4
         105.0      13.2
         106.0       1.3
         113.0       1.9
         114.0       1.6
         115.0       4.2
         116.0       1.0
         131.0       1.1
         141.0       2.5
         143.0       1.4
         147.0       7.1
         148.0       1.1
         156.0       3.7
         157.0      21.2
         158.0       3.3
         159.0       1.0
         173.0     100.0
         174.0      13.0
         175.0       4.7
         188.0       2.8
    

400 MHz in CDCl3

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    1H NMR 399.65 MHz
    C8 H16 O3 Si 0.05 ml : 0.5 ml CDCl3
    methyl 3-trimethylsilyloxy-2-butenoate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 5.139 B 3.658 C 2.268 D 0.270

         Hz     ppm     Int.
    

       2054.20   5.140    141
       2053.47   5.139    136
       1462.16   3.659    575
        906.98   2.270    436
        906.37   2.268    408
        111.45   0.279    185
        108.15   0.271   1000
        104.74   0.263    127
    

in CDCl3

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liquid film

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