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454-31-9

二氟乙酸乙酯(454-31-9)质谱(MS)

产品名称:二氟乙酸乙酯

CAS:454-31-9

分子式:C4H6F2O2

分子量: 124.09

InChI:InChI=1S/C4H6F2O2/c1-2-8-4(7)3(5)6/h3H,2H2,1H3

InChIKey: GZKHDVAKKLTJPO-UHFFFAOYSA-N

Smiles:C(OCC)(=O)C(F)F

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    Mass

    MS-IW-9086          
    ethyl difluoroacetate
    C4H6F2O2            (Mass of molecular ion:    124)
    

       Source Temperature: 210 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          15.0       1.3
          17.0       1.1
          18.0       5.3
          26.0       2.5
          27.0      21.5
          28.0      15.2
          29.0     100.0
          30.0       2.5
          31.0       5.3
          32.0       2.6
          43.0       2.7
          44.0       2.5
          45.0      17.7
          49.0       1.0
          50.0       1.0
          51.0      38.5
          52.0       1.0
          60.0       1.5
          67.0       1.4
          73.0       1.6
          76.0       1.2
          77.0       1.9
          79.0       1.6
          81.0      16.8
          95.0       2.2
          96.0       1.3
          97.0       1.2
    

parameter in DMSO-d6

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    1H NMR 300 MHz
    C4 H6 F2 O2 0.05 ml : 0.5 ml DMSO-d6
    ethyl difluoroacetate
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 6.419 J(A,F-19) 52.5 D(B) 4.298 D(C) 1.275 J(B,C) 7.1

         Hz     ppm     Int.
    

       1978.18   6.594    166
       1925.71   6.419    332
       1873.19   6.244    166
       1300.08   4.334    164
       1293.01   4.310    494
       1285.93   4.286    500
       1278.85   4.263    171
        389.59   1.299    509
        382.51   1.275   1000
        375.43   1.251    493
    

in DMSO-d6

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liquid film

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