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1,1-环丙基二羧酸二乙酯

CAS号1559-02-0

分子式C9H14O4

分子量186.21

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  • Mass

    MS-IW-2784          
    diethyl 1,1-cyclopropanedicarboxylate
    C9H14O4             (Mass of molecular ion:    186)
    

       Source Temperature: 210 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          15.0       1.2
          26.0       1.5
          27.0      11.6
          28.0       3.3
          29.0      46.4
          30.0       1.2
          31.0       3.8
          38.0       1.0
          39.0       8.3
          40.0       9.7
          41.0      12.0
          42.0       4.9
          43.0      12.8
          44.0       1.0
          45.0       7.2
          53.0       1.6
          54.0       1.4
          55.0       1.7
          57.0       1.6
          59.0       1.9
          60.0       3.5
          61.0       1.4
          67.0       1.1
          68.0       9.4
          69.0       9.7
          70.0       1.5
          73.0       1.1
          82.0       6.0
          83.0       1.1
          84.0       4.8
          85.0      11.7
          86.0      16.1
          87.0       3.2
          88.0       5.8
          95.0       7.5
          96.0       1.1
          97.0       3.8
          99.0       2.3
         105.0       1.1
         111.0       1.0
         112.0      44.5
         113.0      51.3
         114.0      20.0
         115.0      19.8
         116.0       1.2
         127.0       1.1
         130.0      36.4
         131.0       4.0
         132.0       1.0
         133.0      11.6
         140.0       4.4
         141.0     100.0
         142.0       9.0
         143.0       1.3
         158.0      24.6
         159.0      19.3
         160.0       2.5
         186.0       4.6
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C9 H14 O4 0.05 ml : 0.5 ml CDCl3
    diethyl 1,1-cyclopropanedicarboxylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.199 B 1.426 C 1.280

         Hz     ppm     Int.
    

       1688.84   4.226    207
       1681.76   4.209    538
       1674.56   4.191    526
       1667.48   4.173    209
        570.19   1.427   1000
        518.55   1.298    560
        511.47   1.280    889
        507.32   1.270     48
        504.27   1.262    535
    

in CDCl3



liquid film