ChemicalBook
English   Japanese   Germany   Korea

6915-15-7

苹果酸(6915-15-7)核磁图(1HNMR)

产品名称:苹果酸

CAS:6915-15-7

分子式:C4H6O5

分子量: 134.09

InChI:InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)

InChIKey: BJEPYKJPYRNKOW-UHFFFAOYSA-N

Smiles:C(O)(=O)C(O)CC(O)=O

  • 图谱
    Mass

    MS-NW-3754          
    DL-malic acid
    C4H6O5              (Mass of molecular ion:    134)
    

       Source Temperature: 220 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          14.0       3.8
          15.0      14.5
          17.0       1.3
          18.0       5.8
          19.0      21.9
          26.0       5.2
          27.0      20.7
          28.0       6.0
          29.0      21.4
          30.0       1.4
          31.0       2.8
          41.0       2.1
          42.0      24.0
          43.0      97.3
          44.0      22.9
          45.0      26.5
          46.0       2.8
          47.0      14.3
          53.0       1.6
          55.0       8.9
          60.0      15.7
          69.0       2.0
          71.0     100.0
          72.0      25.4
          73.0       2.4
          88.0       6.1
          89.0      84.5
          90.0       7.6
          99.0       1.6
    

90 MHz in CDCl3

  • 图谱

    1H NMR 89.56 MHz
    C4 H6 O5 0.05 g : 0.5 ml D2O
    DL-malic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    B 4.616 C *1 2.94 D *1 2.89 THE SOLVENT SIGNAL REMOVED.

         Hz     ppm     Int.
    

        419.38   4.683    293
        414.19   4.625    370
        413.19   4.614    444
        408.00   4.556    331
        262.75   2.934   1000
        257.69   2.878    628
        256.31   2.862    587
    

in D2O

  • 图谱

KBr disc

  • 图谱

nujol mull

  • 图谱

  • 图谱

×