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319-03-9

5-Fluoro-1,3-isobenzofurandione

Product Name 5-Fluoro-1,3-isobenzofurandione

CAS319-03-9

MFC8H3FO3

MW166.11

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  • 319-03-9_ms
    Mass 

    MS-IW-4946          
4-fluorophthalic anhydride
C8H3FO3             (Mass of molecular ion:    166)


       Source Temperature: 160 °C
   Sample Temperature: 140 °C
   Direct, 75 eV


          28.0       1.9
      31.0       2.8
      37.0       6.0
      38.0       1.6
      47.0       5.0
      49.0       2.2
      50.0      15.5
      51.0      10.4
      56.0       1.1
      61.0      10.4
      62.0       3.8
      63.0       3.0
      68.0      11.7
      73.0       3.5
      74.0      11.6
      75.0       5.8
      92.0       3.8
      93.0       6.7
      94.0      92.1
      95.0       6.5
     122.0     100.0
     123.0       7.9
     166.0      39.9
     167.0       3.4

400 MHz in CDCl3

  • 319-03-9_1hnmr

    1H NMR 399.65 MHz
    C8 H3 F O3 0.040 g : 0.5 ml CDCl3
    4-fluorophthalic anhydride
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A             8.076
      B             7.700
      C             7.629
  

         Hz     ppm     Int.


       3234.62   8.094    576
   3234.01   8.093    571
   3230.22   8.083    625
   3229.74   8.082    574
   3226.20   8.073    665
   3225.71   8.072    624
   3221.80   8.062    625
   3221.31   8.061    604
   3082.15   7.713    599
   3081.67   7.711    584
   3079.83   7.707    671
   3079.35   7.706    641
   3075.56   7.696    584
   3074.95   7.695    582
   3073.24   7.690    689
   3072.75   7.689    621
   3058.47   7.653    572
   3056.15   7.648    494
   3054.44   7.643     42
   3050.05   7.632   1000
   3047.73   7.626    851
   3041.50   7.611    539
   3039.31   7.605    435

in CDCl3

  • 319-03-9_13cnmr

KBr disc

  • 319-03-9_ir1_2

nujol mull

  • 319-03-9_ir2

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