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网站主页CAS数据库列表 56-41-7更多图谱L-丙氨酸(56-41-7)质谱(MS)

L-丙氨酸

产品名称 L-丙氨酸

CAS号56-41-7

分子式C3H7NO2

分子量89.09

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  • Mass

    MS2014-05095CW      
    L-alanine
    C3H7NO2             (Mass of molecular ion:     89)
    

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

          15.0       1.7
          18.0      10.0
          27.0       3.4
          28.0      10.6
          29.0       1.4
          40.0       2.4
          41.0       4.0
          42.0      12.6
          43.0       3.9
          44.0     100.0
          45.0       3.5
          46.0       2.1
          55.0       1.0
          74.0       3.5
    

400 MHz in D2O


  • 1H NMR 399.65 MHz
    C3 H7 N O2 0.037 g : 0.5 ml D2O
    L-alanine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 3.787 B 1.482 SOLVENT PEAK SUPPRESSED

         Hz     ppm     Int.
    

       1524.41   3.815     92
       1517.21   3.797    293
       1510.01   3.779    297
       1502.69   3.761     99
        595.83   1.491   1000
        588.62   1.473    962
    

in D2O (PH 1.20)

in D2O (PH 6.38)

in D2O (PH 9.39)







KBr disc



nujol mull



4880 A,200 M,powder