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Z-LEU-ALA-OH

产品名称 Z-LEU-ALA-OH

CAS号2817-13-2

分子式C17H24N2O5

分子量336.38

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  • Mass

    MS-NW-2347          
    N-benzyloxycarbonyl-L-leucyl-L-alanine
    C17H24N2O5          (Mass of molecular ion:    336)
    

       Source Temperature: 250 °C
       Sample Temperature: 180 °C
       Direct, 75 eV
    

          15.0       8.6
          17.0       1.7
          18.0       7.6
          26.0       3.6
          27.0      29.2
          28.0      27.9
          29.0      17.7
          30.0      21.3
          31.0       4.1
          37.0       2.1
          38.0       4.2
          39.0      22.5
          40.0       4.5
          41.0      35.0
          42.0      22.2
          43.0      57.5
          44.0      73.2
          45.0       5.9
          49.0       1.2
          50.0       9.6
          51.0      21.9
          52.0       7.6
          53.0       7.8
          53.5       1.2
          54.0       3.9
          55.0      13.3
          56.0       4.9
          57.0      10.8
          61.0       1.2
          62.0       2.5
          63.0       6.3
          64.0       1.6
          65.0      10.6
          66.0       1.4
          67.0       1.7
          68.0       4.4
          69.0       8.3
          70.0      42.5
          71.0       3.8
          72.0       1.1
          73.0       1.4
          74.0       6.5
          75.0       1.7
          76.0       1.5
          77.0      47.2
          78.0      11.9
          79.0     100.0
          80.0      10.6
          81.0       1.9
          82.0       2.7
          83.0       2.8
          84.0       3.8
          85.0       1.3
          86.0      46.9
          87.0       3.2
          88.0      10.7
          89.0       6.5
          90.0       8.8
          91.0      59.2
          92.0       7.2
          96.0       2.7
          97.0       2.1
          98.0       7.9
          99.0       6.7
         100.0       7.0
         105.0       3.9
         106.0       1.9
         107.0      60.0
         108.0      84.0
         109.0       6.8
         110.0       1.1
         112.0       8.4
         113.0       7.7
         116.0       1.7
         125.0       1.3
         126.0      88.0
         127.0       6.6
         128.0       2.7
         139.0       9.0
         140.0       2.6
         141.0       4.5
         154.0      18.1
         155.0      52.5
         156.0       5.6
         167.0       5.6
         168.0       1.0
         171.0       4.8
         172.0      89.0
         173.0       6.9
         174.0       1.0
         176.0       7.9
         177.0       1.1
         180.0       2.8
         181.0       1.3
         182.0       7.5
         183.0      52.2
         184.0      12.7
         185.0       2.7
         220.0       3.7
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C17 H24 N2 O5 0.048 g : 0.5 ml CDCl3
    N-benzyloxycarbonyl-L-leucyl-L-alanine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.2 B 7.31 C *1 7.08 D *1 5.83 E 5.086 F 4.53 G 4.30 J 1.95 to 1.22 K 1.382 L 0.90

         Hz     ppm     Int.
    

        910.89  10.171     57
        910.46  10.166     57
        654.28   7.306   1000
        455.53   5.087    228
        405.88   4.532     42
        144.41   1.613     74
        143.73   1.605     73
        143.38   1.601     72
        142.96   1.597     72
        142.44   1.591     67
        141.50   1.580     63
        141.08   1.576     62
        140.39   1.568     64
        139.97   1.563     65
        139.37   1.557     66
        138.60   1.548     65
        135.01   1.508     39
        127.15   1.420    149
        123.39   1.378     46
        120.06   1.341    137
         82.12   0.917    241
         77.93   0.871    216
    

KBr disc



nujol mull



4880 A,200 M,powder