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丙氨酰-L-酪氨酸

产品名称 丙氨酰-L-酪氨酸

CAS号3061-88-9

分子式C12H16N2O4

分子量252.27

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  • Mass

    MS-IW-4937          
    L-alanyl-L-tyrosine
    C12H16N2O4          (Mass of molecular ion:    252)
    

       Source Temperature: 180 °C
       Sample Temperature: 210 °C
       Direct, 75 eV
    

          17.0       1.7
          18.0       8.8
          27.0       1.9
          28.0       3.9
          39.0       1.8
          42.0       2.1
          43.0       1.3
          44.0      29.6
          45.0       1.0
          51.0       1.9
          52.0       1.3
          53.0       1.5
          55.0       1.5
          57.0       1.0
          65.0       1.4
          77.0       6.7
          78.0       2.3
          79.0       1.6
          85.0       1.5
          89.0       5.0
          91.0       2.2
          99.0       1.6
         106.0       2.5
         107.0     100.0
         108.0      10.7
         113.0       8.5
         119.0       1.1
         120.0       1.2
         128.0      62.2
         129.0       4.4
         135.0       1.1
         136.0       1.2
         147.0       1.2
         164.0       1.4
         209.0       1.0
         234.0      10.8
         235.0       1.6
    

400 MHz in D2O


  • 1H NMR 399.65 MHz
    C12 H16 N2 O4 saturated in D2O
    L-alanyl-L-tyrosine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.168 B 6.857 C 4.405 D 3.987 E *1 3.121 F *1 2.914 G 1.498

         Hz     ppm     Int.
    

       2871.83   7.186     59
       2868.90   7.179    428
       2866.94   7.174    160
       2862.43   7.163    169
       2860.35   7.158    491
       2857.42   7.150     60
       2747.44   6.875     75
       2744.51   6.868    588
       2742.43   6.863    186
       2738.04   6.852    172
       2735.96   6.846    512
       2732.91   6.839     54
       1767.82   4.424    124
       1762.45   4.410    148
       1759.03   4.402    160
       1756.35   4.395     33
       1753.78   4.389    132
       1604.13   4.014     80
       1597.05   3.997    303
       1589.97   3.979    307
       1582.76   3.961     85
       1258.67   3.150     95
       1253.42   3.137     98
       1244.51   3.115    133
       1239.26   3.101    126
       1175.05   2.941    141
       1166.26   2.919    140
       1161.01   2.906    108
       1152.22   2.884    103
        602.54   1.508    995
        595.46   1.490   1000
    

in D2O



KBr disc



nujol mull