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网站主页CAS数据库列表 19728-63-3更多图谱N-苄氧羰基-L-苏氨酸(19728-63-3)红外图谱(IR2)

N-苄氧羰基-L-苏氨酸

产品名称 N-苄氧羰基-L-苏氨酸

CAS号19728-63-3

分子式C12H15NO5

分子量253.25

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  • Mass

    MS-IW-5814          
    N-benzyloxycarbonyl-L-threonine
    C12H15NO5           (Mass of molecular ion:    253)
    

       Source Temperature: 180 °C
       Sample Temperature: 170 °C
       Direct, 75 eV
    

          17.0       1.0
          18.0       5.3
          27.0       3.0
          28.0      14.3
          29.0       4.3
          30.0       1.1
          39.0       3.8
          41.0       1.3
          43.0       3.4
          44.0       7.1
          45.0       7.2
          50.0       2.3
          51.0       5.7
          52.0       1.9
          53.0       2.2
          54.0       1.7
          55.0       1.2
          56.0      14.8
          57.0       2.3
          63.0       2.0
          65.0       7.0
          73.0       1.9
          74.0       4.8
          75.0       1.2
          77.0      15.0
          78.0       3.7
          79.0      32.2
          80.0       3.1
          83.0       2.7
          84.0       1.2
          89.0       3.8
          90.0       4.8
          91.0     100.0
          92.0      12.6
         100.0      31.5
         101.0       6.7
         105.0       2.3
         106.0       1.0
         107.0      30.6
         108.0      44.4
         109.0       3.5
         118.0       1.1
         148.0      18.4
         149.0       1.9
         164.0       1.1
         191.0       1.5
         209.0       9.7
         210.0       1.2
         253.0       1.0
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C12 H15 N O5 0.041 g : 0.5 ml DMSO-d6
    N-benzyloxycarbonyl-L-threonine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.38 B 7.33 C 6.98 D 5.064 E 4.099 F 3.980 G 1.106

         Hz     ppm     Int.
    

       2950.20   7.382    761
       2945.80   7.371    892
       2940.31   7.358     91
       2937.01   7.349    122
       2933.11   7.340    136
       2928.96   7.329    169
       2927.12   7.325    121
       2924.68   7.319    150
       2922.36   7.313     78
       2920.41   7.308     82
       2916.87   7.299     32
       2915.89   7.297     35
       2795.41   6.995    158
       2786.50   6.973    163
       2024.05   5.065   1000
       1643.19   4.112     82
       1639.77   4.104     93
       1636.84   4.096     88
       1633.30   4.087     95
       1627.08   4.072     36
       1596.92   3.996    139
       1593.51   3.988    131
       1590.58   3.980     41
       1588.01   3.974    146
       1584.47   3.965    130
        445.19   1.114    628
        438.84   1.099    584
    

in DMSO-d6



KBr disc



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