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Dimethyl oxalate

Product Name Dimethyl oxalate

CAS553-90-2

MFC4H6O4

MW118.09

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  • Mass 

    MS-NW-5045          
methyl oxalate
C4H6O4              (Mass of molecular ion:    118)


       Source Temperature: 260 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV


          14.0       1.7
      15.0      74.6
      16.0       1.3
      28.0      10.6
      29.0      19.3
      30.0       6.4
      31.0       6.4
      33.0       1.1
      43.0       4.1
      44.0       8.9
      45.0      32.9
      46.0       1.0
      59.0     100.0
      60.0       3.8
     118.0       2.5

parameter in CDCl3


  • 1H NMR 300 MHz
    C4 H6 O4 0.040 g : 0.5 ml CDCl3
    methyl oxalate
    ChemicalStructure 
        Parameter     ppm  Hz
    
      D(A)         3.915
  

         Hz     ppm     Int.


       1174.50   3.915   1000

in CDCl3



CCl4 solution



KBr disc



nujol mull





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