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网站主页CAS数据库列表 1676-75-1更多图谱N-苄氧羰基-O-叔丁基-L-丝氨酸(1676-75-1)红外图谱(IR1)

N-苄氧羰基-O-叔丁基-L-丝氨酸

产品名称 N-苄氧羰基-O-叔丁基-L-丝氨酸

CAS号1676-75-1

分子式C15H21NO5

分子量295.33

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  • Mass

    MS-IW-7348          
    N-benzyloxycarbonyl-O-tert-butyl-L-serine
    C15H21NO5           (Mass of molecular ion:    295)
    

       Source Temperature: 170 °C
       Sample Temperature: 140 °C
       Direct, 75 eV
    

          15.0       1.1
          17.0       1.1
          18.0       6.5
          27.0       3.1
          28.0       4.2
          29.0       8.1
          31.0       1.3
          39.0       7.0
          40.0       1.5
          41.0      22.9
          42.0       5.1
          43.0       3.4
          44.0       3.4
          50.0       2.4
          51.0       5.0
          52.0       1.4
          53.0       2.7
          55.0       3.7
          56.0       7.9
          57.0      82.2
          58.0       4.3
          59.0      17.8
          60.0       1.3
          63.0       1.4
          65.0       5.1
          70.0       1.4
          74.0       2.3
          77.0      12.8
          78.0       3.2
          79.0      28.0
          80.0       2.5
          86.0       4.4
          87.0       8.6
          89.0       2.9
          90.0       3.6
          91.0     100.0
          92.0      11.7
         100.0       1.4
         101.0       2.2
         104.0       1.0
         105.0       2.1
         107.0      33.2
         108.0      39.1
         109.0       3.1
         132.0       2.1
         148.0      22.0
         149.0       2.3
         150.0       1.2
         157.0       1.5
         172.0       5.9
         209.0      22.1
         210.0       2.5
         222.0       1.3
         238.0       1.8
         239.0       7.9
         240.0       1.5
         265.0       2.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C15 H21 N O5 0.042 g : 0.5 ml CDCl3
    N-benzyloxycarbonyl-o-tert-butyl-L-serine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10. B 7.36 C 7.33 D 5.67 E *1 5.140 F *1 5.128 G 4.498 J *2 3.882 K *2 3.592 L 1.147

         Hz     ppm     Int.
    

       2945.25   7.370     87
       2942.35   7.363     72
       2940.06   7.357     84
       2934.72   7.344     26
       2931.82   7.336     31
       2930.91   7.334     32
       2928.16   7.327     24
       2926.64   7.324     24
       2052.92   5.137     66
       2050.32   5.131     61
        458.37   1.147   1000
    

in CDCl3



KBr disc



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