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返回ChemicalBook首頁>CAS數(shù)據(jù)庫列表>609-08-5更多圖譜> 甲基丙二酸二乙酯(609-08-5)核磁圖(1HNMR)

609-08-5

甲基丙二酸二乙酯(609-08-5)核磁圖(1HNMR)

產(chǎn)品名稱:甲基丙二酸二乙酯

CAS:609-08-5

分子式:C8H14O4

分子量: 174.19

InChI:InChI=1S/C8H14O4/c1-4-11-7(9)6(3)8(10)12-5-2/h6H,4-5H2,1-3H3

InChIKey: UPQZOUHVTJNGFK-UHFFFAOYSA-N

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

  • 圖譜
    Mass 

    MS-NW-1304          
diethyl methylmalonate
C8H14O4             (Mass of molecular ion:    174)


       Source Temperature: 260 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV


          15.0       1.6
      26.0       2.7
      27.0      18.7
      28.0      13.2
      29.0     100.0
      30.0       3.9
      31.0       2.8
      41.0       5.0
      43.0       2.0
      45.0       8.2
      55.0       5.8
      56.0      20.0
      57.0      20.6
      73.0      12.6
      74.0      42.0
      75.0       4.8
     100.0       1.3
     101.0       8.2
     102.0      18.9
     103.0       2.0
     128.0       7.2
     129.0      46.7
     130.0       3.1
     146.0       2.6
     147.0       8.6
     174.0       4.3

90 MHz in CDCl3

  • 圖譜

    1H NMR 89.56 MHz
    C8 H14 O4 0.04 ml : 0.5 ml CDCl3
    diethyl methylmalonate
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A             4.190
      B             3.417
      C             1.419
      D             1.275
  

         Hz     ppm     Int.


        387.06   4.322     91
    379.75   4.241    349
    372.56   4.160    420
    365.50   4.082    151
    317.50   3.546     27
    310.13   3.463     79
    302.81   3.382     85
    295.63   3.301     34
    130.50   1.458    470
    123.19   1.376    417
    121.00   1.352    463
    113.94   1.273   1000
    106.75   1.192    395

in CDCl3

  • 圖譜

CCl4 solution

  • 圖譜

liquid film

  • 圖譜

4880 A,200 M,liquid

  • 圖譜

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