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氯甲酸氯乙酯

产品名称 氯甲酸氯乙酯

CAS号627-11-2

分子式C3H4Cl2O2

分子量142.97

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  • Mass

    MS-NW-7376          
    2-chloroethyl chloroformate
    C3H4Cl2O2           (Mass of molecular ion:    142)
    

       Source Temperature: 220 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          26.0       4.6
          27.0      39.1
          28.0       2.6
          29.0       5.1
          30.0       3.1
          31.0       2.7
          35.0       3.4
          36.0       1.6
          37.0       1.2
          42.0       1.2
          43.0       1.6
          44.0       4.7
          45.0       1.0
          47.0       1.1
          48.0       1.3
          49.0       8.5
          50.0       1.9
          51.0       3.2
          61.0       2.3
          62.0      93.9
          63.0     100.0
          64.0      31.8
          65.0      33.0
          77.0       4.0
          79.0       1.7
          81.0       1.1
          93.0      53.7
          94.0       1.4
          95.0      17.5
         107.0       1.6
    

parameter in CDCl3

parameter neat


  • 1H NMR 300 MHz
    C3 H4 Cl2 O2 0.05 ml : 0.5 ml CDCl3
    2-chloroethyl chloroformate
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 4.552 D(B) 3.760 J(A,B) 5.62

         Hz     ppm     Int.
    

       1371.29   4.571    477
       1365.67   4.552   1000
       1360.06   4.534    526
       1133.55   3.778    526
       1127.94   3.760    998
       1122.32   3.741    479
    


  • 1H NMR 300 MHz
    C3 H4 Cl2 O2 neat
    2-chloroethyl chloroformate
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 3.77 D(B) 4.53 J(A,A') -11.80 J(A,B) 6.62 J(A,B') 4.04 J(A',B) 4.04 J(A',B') 6.62 J(B,B') -12.38 HIRST,R.C. & GRANT,D.M. J.CHEM.PHYS. 40, 1909 (1964) J(A,A') AND J(B,B') ARE EXCHANGEABLE.

         Hz     ppm     Int.
    

       1364.40   4.548    886
       1359.99   4.533    500
       1359.13   4.530    997
       1357.98   4.527    459
       1353.75   4.512    975
       1136.26   3.788    975
       1132.03   3.773    459
       1130.88   3.770   1000
       1130.00   3.767    499
       1125.61   3.752    886
    

in CDCl3



liquid film



4880 A,200 M,liquid