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WebSite > CAS DataBase List >  80293-92-1More Spectrum > 1,2,3,6,7,8-Hexahydropyrene-2,2,7,7-tetracarboxylic acid tetraethyl ester(80293-92-1)1HNMR

1,2,3,6,7,8-Hexahydropyrene-2,2,7,7-tetracarboxylic acid tetraethyl ester

Product Name 1,2,3,6,7,8-Hexahydropyrene-2,2,7,7-tetracarboxylic acid tetraethyl ester

CAS80293-92-1

MFC28H32O8

MW

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  • Mass 

    MS-IW-2024          
tetraethyl 1,2,3,6,7,8-hexahydro-2,2,7,7-pyrenetetracarboxylate
C28H32O8            (Mass of molecular ion:    496)


       Source Temperature: 210 °C
   Sample Temperature: 170 °C
   Direct, 75 eV


          27.0       1.1
      28.0       2.3
      29.0      10.2
      44.0       2.4
      57.0       1.0
     101.0       1.0
     189.0       1.5
     200.0       1.5
     201.0       4.7
     202.0      34.4
     203.0      69.0
     204.0      14.6
     205.0       2.7
     229.0       4.0
     230.0       1.9
     231.0      11.7
     232.0       3.1
     246.0       5.5
     247.0      15.8
     248.0       5.2
     249.0       2.1
     273.0       1.6
     274.0       1.6
     275.0      17.9
     276.0       8.2
     277.0       9.7
     278.0       2.1
     291.0       4.4
     292.0       1.3
     303.0       1.6
     305.0       3.5
     319.0       8.6
     320.0       3.4
     321.0       4.5
     322.0       1.0
     348.0       8.9
     349.0      94.2
     350.0      25.4
     351.0       4.9
     376.0       1.4
     377.0       3.8
     378.0       1.3
     393.0      79.9
     394.0      23.5
     395.0      11.3
     396.0       2.3
     422.0      30.9
     423.0      34.3
     424.0      10.4
     425.0       1.9
     451.0       2.2
     496.0     100.0
     497.0      31.3
     498.0       6.2

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C28 H32 O8 0.011 g : 0.5 ml CDCl3
    tetraethyl 1,2,3,6,7,8-hexahydro-2,2,7,7-pyrenetetracarboxylate
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A             7.213
      B             4.093
      C             3.566
      D             1.108
  

         Hz     ppm     Int.


       2882.81   7.214    456
   1646.73   4.121    141
   1639.65   4.103    459
   1632.57   4.085    459
   1625.49   4.068    145
   1425.29   3.567    711
    449.83   1.126    472
    442.75   1.108   1000
    435.67   1.091    458

in CDCl3



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1,2,3,6,7,8-Hexahydropyrene-2,2,7,7-tetracarboxylic acid tetraethyl ester(80293-92-1)1HNMR Atlas of Related Products

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