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L-高丝氨酸

产品名称 L-高丝氨酸

CAS号672-15-1

分子式C4H9NO3

分子量119.12

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  • Mass

    MS2002-00942WA      
    L-2-amino-4-hydroxybutyric acid
    C4H9NO3             (Mass of molecular ion:    119)
    

       Source Temperature: 250 °C
       Sample Temperature:  25 °C
       Direct, 70 eV
    

          15.0       3.4
          17.0       1.0
          18.0      14.5
          19.0       1.4
          26.0       1.7
          27.0       7.1
          28.0      33.6
          29.0       6.7
          30.0      12.8
          31.0      14.0
          39.0       1.2
          40.0       1.2
          41.0       3.2
          42.0      13.6
          43.0      10.8
          44.0      68.5
          45.0       3.2
          46.0       4.9
          54.0       2.2
          55.0       4.1
          56.0      27.4
          57.0       5.6
          70.0       1.2
          71.0       1.1
          72.0       1.4
          73.0       3.4
          74.0     100.0
          75.0       4.7
          89.0       2.1
         101.0       1.8
         120.0       1.5
    

400 MHz in D2O


  • 1H NMR 399.65 MHz
    C4 H9 N O3 0.041 g : 0.5 ml D2O
    L-2-amino-4-hydroxybutyric acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 3.860 B 3.78 C *1 2.160 D *1 2.028 SOLVENT PEAK REMOVED

         Hz     ppm     Int.
    

       1549.19   3.877    519
       1544.31   3.865    583
       1541.63   3.858    574
       1536.74   3.846    536
       1530.52   3.830    102
       1527.95   3.824     56
       1526.37   3.820     75
       1524.29   3.815    165
       1519.04   3.801    530
       1516.24   3.794    513
       1512.94   3.786   1000
       1510.62   3.780    658
       1509.28   3.777    585
       1506.84   3.771    510
       1503.66   3.763    475
       1499.27   3.752    122
       1497.92   3.749    117
       1492.43   3.735     80
       1490.60   3.730     36
       1490.11   3.729     35
        879.88   2.202    104
        875.00   2.190    152
        873.78   2.187    167
        868.29   2.173    182
        867.07   2.170    163
        865.11   2.165    193
        861.82   2.157    161
        859.99   2.152    266
        859.13   2.150    276
        853.39   2.136    280
        847.17   2.120    162
        840.33   2.103     32
        839.97   2.102     32
        834.11   2.088     31
        826.90   2.070    174
        820.92   2.055    326
        814.82   2.039    253
        813.48   2.036    328
        807.50   2.021    223
        806.27   2.018    221
        799.93   2.002    150
        798.58   1.999    180
        792.60   1.984     94
    

in D2O



KBr disc



nujol mull