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返回ChemicalBook首頁>CAS數(shù)據(jù)庫列表>685-87-0更多圖譜> 溴代丙二酸二乙酯(685-87-0)核磁圖(1HNMR)

685-87-0

溴代丙二酸二乙酯(685-87-0)核磁圖(1HNMR)

產(chǎn)品名稱:溴代丙二酸二乙酯

CAS:685-87-0

分子式:C7H11BrO4

分子量: 239.06

InChI:InChI=1S/C7H11BrO4/c1-3-11-6(9)5(8)7(10)12-4-2/h5H,3-4H2,1-2H3

InChIKey: FNJVDWXUKLTFFL-UHFFFAOYSA-N

Smiles:C(OCC)(=O)C(Br)C(OCC)=O

  • 圖譜
    Mass 

    MS-NW-8545          
diethyl bromomalonate
C7H11BrO4           (Mass of molecular ion:    238)


       Source Temperature: 260 °C
   Sample Temperature: 140 °C
   Reservoir, 75 eV


          15.0       2.3
      19.0       1.6
      26.0       1.9
      27.0      19.5
      28.0       4.9
      29.0     100.0
      30.0       2.7
      31.0       3.9
      41.0       8.3
      42.0       5.4
      43.0       6.8
      44.0       1.0
      45.0       8.5
      60.0       1.1
      69.0      10.2
      73.0       2.2
      76.0       1.4
      86.0       3.4
      87.0       3.9
      88.0       1.1
      93.0       1.0
      94.0       5.7
      96.0       1.8
     115.0       2.9
     120.0       7.6
     121.0       3.5
     122.0       8.0
     123.0       3.2
     133.0       1.0
     138.0      21.4
     140.0      20.9
     166.0       6.5
     167.0       1.1
     168.0       6.3
     193.0       3.3
     195.0       3.1

400 MHz in CDCl3

  • 圖譜

    1H NMR 399.65 MHz
    C7 H11 Br O4 0.05 ml : 0.5 ml CDCl3
    diethyl bromomalonate
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A             4.853
      B             4.296
      C             1.317
  

         Hz     ppm     Int.


       1939.82   4.854    514
   1727.91   4.324    246
   1720.83   4.306    610
   1713.62   4.288    633
   1706.54   4.271    271
    539.31   1.350     25
    533.81   1.336    657
    526.73   1.318   1000
    519.53   1.300    685

in CDCl3

  • 圖譜

liquid film

  • 圖譜

4880 A,200 M,liquid

  • 圖譜

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