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网站主页CAS数据库列表 2497-02-1更多图谱N-乙酰-L-组氨酸(2497-02-1)红外图谱(IR2)

N-乙酰-L-组氨酸

产品名称 N-乙酰-L-组氨酸

CAS号2497-02-1

分子式C8H11N3O3

分子量197.19

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  • Mass

    MS-NW-2291          
    N(alpha)-acetyl-L-histidine
    C8H11N3O3 H2O       (Mass of molecular ion:    197)
    

       Source Temperature: 220 °C
       Sample Temperature: 160 °C
       Direct, 75 eV
    

          14.0       1.8
          15.0       8.8
          17.0       3.2
          18.0      15.0
          26.0       3.1
          27.0       6.2
          28.0      31.0
          29.0       2.4
          30.0       4.0
          37.0       1.1
          38.0       2.9
          39.0       7.7
          40.0       5.0
          41.0       8.3
          42.0       6.5
          43.0      48.0
          44.0       7.4
          45.0       3.2
          51.0       1.4
          52.0       5.1
          53.0       4.2
          54.0      20.5
          55.0       8.9
          56.0       6.1
          57.0       2.0
          60.0       9.0
          64.0       1.0
          65.0       1.7
          66.0       3.6
          67.0       2.4
          68.0       4.5
          69.0       4.7
          74.0       5.6
          79.0       1.8
          80.0       1.8
          81.0     100.0
          82.0      76.5
          83.0      18.3
          84.0       1.3
          92.0       1.7
          93.0      13.0
          94.0      54.5
          95.0       7.0
         106.0       1.3
         107.0       1.9
         108.0       3.8
         109.0      10.7
         110.0      87.8
         111.0       6.1
         120.0      15.6
         121.0       4.7
         133.0       6.5
         134.0       3.7
         135.0       1.8
         136.0       3.4
         137.0       3.3
         138.0      32.2
         139.0       5.5
         151.0       5.7
         152.0      16.0
         153.0      10.3
         154.0       4.2
         179.0       4.8
         197.0      26.2
         198.0       2.6
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H11 N3 O3 0.038 g : 0.5 ml DMSO-d6
    N(alpha)-acetyl-L-histidine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.12 B 7.742 C 7.4 D 6.875 E 4.407 F *1 2.977 G *1 2.851 J 1.818

         Hz     ppm     Int.
    

       3250.37   8.134    113
       3242.43   8.114    115
       3093.99   7.742    215
       2948.97   7.379     33
       2747.56   6.875    200
       1771.61   4.433     34
       1766.36   4.420     46
       1763.31   4.413     71
       1758.42   4.400     70
       1755.37   4.393     49
       1750.24   4.380     36
       1200.93   3.005     45
       1196.17   2.994     47
       1186.16   2.968     75
       1181.27   2.956     70
       1149.05   2.876     72
       1140.50   2.854     74
       1134.16   2.838     48
       1125.61   2.817     45
        726.68   1.819   1000
    

in DMSO-d6



KBr disc



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