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59-51-8

DL-Methionine

Product Name DL-Methionine

CAS59-51-8

MFC5H11NO2S

MW149.21

More

  • 59-51-8_ms_1
    Mass

    MS-NW-1941          
    DL-methionine
    C5H11NO2S           (Mass of molecular ion:    149)
    

       Source Temperature: 220 °C
       Sample Temperature: 200 °C
       Direct, 75 eV
    

          15.0       3.2
          17.0       1.2
          18.0       5.6
          26.0       2.5
          27.0      12.7
          28.0      37.9
          29.0       9.1
          30.0      10.8
          35.0       8.8
          39.0       3.5
          41.0      13.1
          42.0      10.2
          43.0       5.7
          44.0       5.1
          45.0      14.3
          46.0       5.7
          47.0      18.8
          48.0       8.5
          49.0       4.8
          52.0       2.3
          53.0       1.3
          54.0       6.9
          55.0      26.5
          56.0      60.0
          57.0      12.0
          58.0       1.8
          59.0       4.5
          60.0       1.9
          61.0     100.0
          62.0       4.4
          63.0       4.5
          70.0       1.9
          73.0       1.3
          74.0      25.3
          75.0      35.6
          76.0       1.9
          77.0       1.6
          83.0      21.9
          84.0       2.3
          85.0       1.5
          86.0       2.2
          87.0       9.6
          88.0       8.9
          89.0       1.0
          99.0       1.2
         101.0      22.3
         102.0       2.6
         104.0      15.5
         114.0       6.6
         116.0      13.2
         117.0       1.3
         131.0      41.5
         132.0       6.2
         133.0       2.3
         149.0      13.7
         150.0       1.1
    

90 MHz in D2O

  • 59-51-8_1hnmr_0

    1H NMR 89.56 MHz
    C5 H11 N O2 S 0.042 g : 0.5 ml D2O
    DL-methionine
    ChemicalStructure
        Assign.     Shift(ppm)
    B 3.861 C 2.64 D 2.23 to 2.090 E 2.140 THE SOLVENT SIGNAL REMOVED.

         Hz     ppm     Int.
    

        346.19   3.866     89
        345.75   3.861     82
        340.00   3.797     69
        246.19   2.749     56
        237.94   2.657    159
        230.81   2.578    130
        203.94   2.278     75
        198.50   2.217     95
        196.81   2.198    107
        191.69   2.141   1000
        188.25   2.102     80
    

in D2O

  • 59-51-8_13cnmr_0

KBr disc

  • 59-51-8_ir1_2

nujol mull

  • 59-51-8_ir2

  • 59-51-8_raman