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网站主页CAS数据库列表 23680-31-1更多图谱N-BOC-O-苄基-L-丝氨酸(23680-31-1)质谱(MS)

N-BOC-O-苄基-L-丝氨酸

产品名称 N-BOC-O-苄基-L-丝氨酸

CAS号23680-31-1

分子式C15H21NO5

分子量295.33

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  • Mass

    MS-IW-6139          
    o-benzyl-N-tert-butoxycarbonyl-L-serine
    C15H21NO5           (Mass of molecular ion:    295)
    

       Source Temperature: 150 °C
       Sample Temperature: 130 °C
       Direct, 75 eV
    

          18.0       1.8
          27.0       1.3
          28.0       1.8
          29.0       3.3
          31.0       2.3
          39.0       3.8
          41.0      10.6
          42.0       1.7
          43.0       8.0
          44.0       4.1
          51.0       1.7
          55.0       1.7
          56.0       3.5
          57.0      50.2
          58.0       2.5
          59.0      10.3
          63.0       1.0
          65.0       6.1
          74.0       8.7
          77.0       2.6
          79.0       2.9
          87.0       3.5
          88.0       5.5
          89.0       6.6
          90.0       1.6
          91.0     100.0
          92.0      13.5
         105.0       1.9
         107.0       7.8
         108.0       2.7
         120.0       1.8
         121.0       3.1
         132.0       7.4
         133.0       7.3
         143.0       1.1
         148.0      20.5
         149.0       2.2
         150.0       2.3
         194.0       5.3
         209.0       2.7
         221.0       1.2
         222.0       1.3
         238.0       2.6
         239.0       5.7
         263.0       2.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C15 H21 N O5 0.040 g : 0.5 ml CDCl3
    O-benzyl-N-tert-butoxycarbonyl-L-serine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.16 B 7.33 to 7.31 C 5.44 D 4.533 E *1 4.48 F 3.92 G *1 3.709 J 1.447

         Hz     ppm     Int.
    

       2935.64   7.346     53
       2933.96   7.342     38
       2928.47   7.328    135
       2924.65   7.319     69
       2921.60   7.311    242
       2914.28   7.293    229
       2906.34   7.273    114
       2179.72   5.455     37
       2171.17   5.433     37
       1811.68   4.534    420
       1796.57   4.496     37
       1792.91   4.487     32
       1788.18   4.475     33
       1571.04   3.932     30
       1564.48   3.915     36
       1561.58   3.908     35
       1488.34   3.725     42
       1484.99   3.716     46
       1478.88   3.701     40
       1475.68   3.693     37
        578.46   1.448   1000
    

in CDCl3



KBr disc



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