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Back ChemicalBook Home>CAS DataBase List>2550-73-4More Spectrum> PYROMELLITIC DIIMIDE(2550-73-4) IR1

PYROMELLITIC DIIMIDE(2550-73-4) IR1

Molecular FormulaC10H4N2O4

Molecular Weight216.15

InChIInChI=1S/C10H4N2O4/c13-7-3-1-4-6(10(16)12-8(4)14)2-5(3)9(15)11-7/h1-2H,(H,11,13,15)(H,12,14,16)

InChIKey UGQZLDXDWSPAOM-UHFFFAOYSA-N

SmilesN1C(=O)C2=CC3=C(C=C2C1=O)C(=O)NC3=O


  • Mass

    MS-NW-6885          
    1,2,4,5-benzenetetracarboxylic acid diimide
    C10H4N2O4           (Mass of molecular ion:    216)
    

       Source Temperature: 230 °C
       Sample Temperature: 190 °C
       Direct, 75 eV
    

          16.0       1.8
          17.0       2.3
          18.0       5.4
          28.0       2.3
          36.5       1.0
          37.0      17.4
          38.0       2.0
          43.0       1.6
          44.0       2.2
          44.5       2.4
          49.0       1.3
          50.0       2.7
          50.5       3.1
          51.0      12.8
          51.5       1.1
          53.0       1.3
          61.0       4.3
          62.0       3.3
          65.0       8.9
          70.0       1.7
          72.0       1.3
          73.0      11.9
          74.0      30.9
          75.0       3.3
          87.0       1.3
          88.0       3.8
          89.0       1.6
          99.0       1.4
         100.0       2.1
         101.0      15.8
         102.0      51.1
         103.0       4.9
         116.0       2.5
         117.0       1.1
         144.0       2.5
         145.0      21.4
         146.0       2.1
         172.0      25.8
         173.0      69.9
         174.0      20.1
         175.0       2.2
         216.0     100.0
         217.0      12.4
         218.0       1.9
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C10 H4 N2 O4 0.033 g : 0.5 ml DMSO-d6
    1,2,4,5-benzenetetracarboxylic acid diimide
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.90 B 8.101

         Hz     ppm     Int.
    

       3557.25   8.901    165
       3237.67   8.102   1000
    

in DMSO-d6



KBr disc



nujol mull





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