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1,4-Benzoquinone

Product Name 1,4-Benzoquinone

CAS106-51-4

MFC6H4O2

MW108.09

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  • Mass

    MS-NW-1277          
    p-benzoquinone
    C6H4O2              (Mass of molecular ion:    108)
    

       Source Temperature: 250 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          25.0       6.8
          26.0      52.7
          27.0       2.3
          28.0       3.6
          29.0       1.2
          31.0       1.4
          36.0       1.6
          37.0       4.2
          38.0       2.5
          41.0       2.1
          49.0       3.0
          50.0       7.0
          51.0       6.2
          52.0      23.0
          53.0      19.3
          54.0      97.5
          55.0       4.1
          60.0       1.2
          61.0       2.9
          62.0       2.1
          63.0       1.3
          80.0      34.3
          81.0       2.3
          82.0      42.2
          83.0       1.8
         108.0     100.0
         109.0       6.8
         110.0       2.6
    

parameter in CDCl3


  • 1H NMR 300 MHz
    C6 H4 O2 0.047 g : 0.5 ml CDCl3
    p-benzoquinone
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 6.800

         Hz     ppm     Int.
    

       2040.00   6.800   1000
    

in CDCl3



CCl4 solution



KBr disc



nujol mull



REACTION WITH HEXABUTYLDISTANNANE

SEMIQUINONE ANION RADICAL, ELECTRORED. IN DMSO

SEMIQUINONE ANION RADICAL, ELECTRORED. IN ETHANOL

SEMIQUINONE RADICAL, PHOTOLYSIS IN C2H5OH/CH3COOH/