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5338-45-4

N-FORMYL-DL-LEUCINE

Product Name N-FORMYL-DL-LEUCINE

CAS5338-45-4

MFC7H13NO3

MW159.18

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  • 5338-45-4_ms_1
    Mass

    MS-NW-2489          
    N-formyl-DL-leucine
    C7H13NO3            (Mass of molecular ion:    159)
    

       Source Temperature: 200 °C
       Sample Temperature: 140 °C
       Direct, 75 eV
    

          15.0       3.7
          17.0       2.1
          18.0      10.5
          19.0       1.2
          26.0       1.3
          27.0      18.6
          28.0      36.0
          29.0      18.9
          30.0      25.1
          38.0       1.1
          39.0      12.1
          40.0       2.1
          41.0      37.7
          42.0      14.2
          43.0      39.6
          44.0      56.4
          45.0       3.5
          46.0      57.4
          47.0       1.1
          53.0       2.8
          54.0       2.0
          55.0       4.2
          56.0       3.4
          57.0      13.7
          58.0      20.7
          59.0       4.5
          67.0       1.9
          68.0       2.7
          69.0      53.0
          70.0      11.7
          71.0       9.5
          72.0      52.6
          73.0       5.1
          74.0      12.9
          75.0       2.3
          81.0       2.0
          84.0       1.6
          85.0      60.1
          86.0      18.1
          87.0       1.4
          88.0       1.7
          95.0       1.0
          96.0       2.6
          98.0      10.9
          99.0       4.9
         102.0       4.6
         103.0      47.0
         104.0       1.9
         113.0       2.4
         114.0     100.0
         115.0      10.1
         116.0       4.6
    

400 MHz in DMSO-d6

  • 5338-45-4_1hnmr_0

    1H NMR 399.65 MHz
    C7 H13 N O3 0.038 g : 0.5 ml DMSO-d6
    N-formyl-DL-leucine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 13. B 8.36 C 8.041 D 4.295 E 1.623 F 1.517 G *1 0.895 J *1 0.854 J(B,D)=7.9HZ

         Hz     ppm     Int.
    

       3343.73   8.367    132
       3335.82   8.347    133
       3213.81   8.042    413
       1728.28   4.325     69
       1720.58   4.306    174
       1712.89   4.286    174
       1705.20   4.267     69
        662.63   1.659     47
        655.80   1.641     90
        648.96   1.624    122
        642.12   1.607    116
        635.71   1.591     76
        629.09   1.575     36
        619.04   1.549     54
        613.06   1.534    350
        605.58   1.516    452
        598.53   1.498    228
        361.13   0.904   1000
        354.50   0.888    965
        344.67   0.863    951
        338.05   0.846    905
    

in DMSO-d6

KBr disc

4880 A,200 M,powder