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网站主页CAS数据库列表 4337-37-5更多图谱DL-亮氨酰-甘氨酰-甘氨酸(4337-37-5)核磁图(13CNMR)

DL-亮氨酰-甘氨酰-甘氨酸

产品名称 DL-亮氨酰-甘氨酰-甘氨酸

CAS号4337-37-5

分子式C10H19N3O4

分子量245.28

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  • Mass

    MS-NW-2133          
    DL-leucylglycylglycine
    C10H19N3O4          (Mass of molecular ion:    245)
    

       Source Temperature: 200 °C
       Sample Temperature: 200 °C
       Direct, 75 eV
    

          14.0       1.1
          15.0       2.0
          16.0       1.1
          17.0       4.4
          18.0      21.3
          26.0       2.0
          27.0       9.2
          28.0      16.7
          29.0       6.7
          30.0      56.2
          31.0       1.4
          38.0       1.2
          39.0       5.9
          40.0       3.0
          41.0      16.1
          42.0       8.3
          43.0      28.6
          44.0      28.2
          45.0       1.0
          52.0       1.0
          53.0       1.4
          54.0       2.2
          55.0       3.8
          56.0       3.3
          57.0       3.1
          67.0       1.6
          68.0       1.8
          69.0       2.0
          70.0       6.0
          71.0       1.2
          72.0       1.1
          74.0       1.4
          76.0       1.8
          81.0       1.6
          82.0       1.9
          84.0       3.3
          85.0       6.0
          86.0     100.0
          87.0       6.0
          96.0       1.2
          97.0       1.6
          98.0       1.4
          99.0       1.0
         113.0       2.6
         114.0       7.1
         125.0       1.5
         127.0       1.2
         153.0       3.7
    

400 MHz in D2O


  • 1H NMR 399.65 MHz
    C10 H19 N3 O4 0.036 g : 0.5 ml D2O
    DL-leucylglycylglycine
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 4.09 B 4.08 C *1 3.976 D *2 3.797 E *2 3.784 F 1.77 G 1.71 J *3 0.981 K *3 0.966 THE SOLVENT SIGNAL REMOVED.

         Hz     ppm     Int.
    

       1646.97   4.122    168
       1640.01   4.104     79
       1632.45   4.085    177
       1630.25   4.080    336
       1625.61   4.068    106
       1594.97   3.991    311
       1578.25   3.950    169
       1533.57   3.838     36
       1516.24   3.794    484
       1513.67   3.788    474
       1496.46   3.745     38
        724.61   1.814     30
        718.75   1.799     76
        710.82   1.779    173
        704.71   1.764    179
        703.13   1.760    183
        697.14   1.745    134
        692.75   1.734     79
        691.04   1.730     83
        688.11   1.722     71
        686.65   1.719     69
        684.69   1.714     85
        683.47   1.711     80
        678.59   1.698     57
        677.25   1.695     55
        670.90   1.679     35
        394.90   0.989    692
        389.40   0.975   1000
        383.30   0.960    653
        378.66   0.948     68
    

in D2O



KBr disc



nujol mull