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ALFA-甲基谷氨酸

产品名称 ALFA-甲基谷氨酸

CAS号71-90-9

分子式C6H11NO4

分子量161.16

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  • Mass

    MS-NW-1918          
    DL-2-methylglutamic acid
    C6H11NO4 (H2O)      (Mass of molecular ion:    161)
    

       Source Temperature: 220 °C
       Sample Temperature: 190 °C
       Direct, 75 eV
    

          15.0       4.2
          17.0       6.5
          18.0      28.2
          26.0       2.6
          27.0       8.5
          28.0      11.4
          29.0       2.8
          30.0       7.1
          39.0       3.7
          40.0       1.8
          41.0       6.7
          42.0      24.9
          43.0       4.9
          44.0       7.5
          45.0       2.4
          52.0       1.2
          53.0       3.4
          54.0       5.3
          55.0      28.0
          56.0       4.5
          68.0       1.1
          69.0       3.4
          70.0      10.8
          71.0       1.0
          80.0       1.5
          81.0       1.8
          82.0       2.4
          88.0       2.0
          95.0       1.0
          97.0       5.8
          98.0     100.0
          99.0       6.4
         100.0       1.1
         116.0       2.1
         128.0       1.0
    

400 MHz in D2O


  • 1H NMR 399.65 MHz
    C6 H11 N O4 saturated in D2O
    DL-2-methylglutamic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 2.502 B *1 2.437 C *2 2.143 D *2 2.094 E 1.510 SOLVENT PEAK REMOVED

         Hz     ppm     Int.
    

       1014.28   2.538     31
       1004.52   2.514     77
        997.44   2.496     75
        994.87   2.490     73
        987.92   2.472     79
        986.57   2.469     69
        980.47   2.454     72
        977.05   2.445     78
        971.19   2.431     75
        960.21   2.403     34
        859.38   2.151     75
        853.39   2.136     71
        849.61   2.126    110
        843.87   2.112     68
        842.41   2.108     86
        839.84   2.102     76
        834.47   2.089     32
        833.01   2.085     63
        603.52   1.511   1000
    

D2O



KBr disc



nujol mull



4880 A,200 M,powder