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网站主页CAS数据库列表 30924-93-7更多图谱N-叔丁氧羰基-L-谷氨酸 1-苄酯(30924-93-7)红外图谱(IR2)

N-叔丁氧羰基-L-谷氨酸 1-苄酯

产品名称 N-叔丁氧羰基-L-谷氨酸 1-苄酯

CAS号30924-93-7

分子式C17H23NO6

分子量337.37

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  • Mass

    MS-IW-9262          
    N-tert-butoxycarbonyl-L-glutamic acid 1-benzyl ester
    C17H23NO6           (Mass of molecular ion:    337)
    

       Source Temperature: 160 °C
       Sample Temperature: 140 °C
       Direct, 75 eV
    

          17.0       1.0
          18.0       5.6
          27.0       4.8
          28.0      12.3
          29.0       9.3
          30.0       1.0
          31.0       2.9
          36.0       2.6
          38.0       1.9
          39.0      12.5
          40.0       2.6
          41.0      46.1
          42.0       2.8
          43.0       2.4
          44.0      25.4
          45.0       1.0
          50.0       2.0
          51.0       3.8
          52.0       1.3
          53.0       2.0
          54.0       1.7
          55.0       8.2
          56.0      20.9
          57.0     100.0
          58.0       4.7
          59.0      11.3
          63.0       1.9
          65.0       9.7
          77.0       3.9
          78.0       1.0
          79.0       3.4
          82.0       1.7
          83.0       1.6
          84.0      83.1
          85.0       7.2
          89.0       2.6
          90.0       2.0
          91.0      84.3
          92.0       9.4
         102.0      75.8
         103.0       4.2
         105.0       1.2
         107.0       4.8
         108.0       3.5
         128.0       1.1
         146.0      29.7
         147.0       1.9
         202.0      22.4
         203.0       2.4
         281.0       1.2
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C17 H23 N O6 0.038 g : 0.5 ml CDCl3
    N-tert-butoxycarbonyl-L-glutamic acid 1-benzyl ester
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.35 B 5.21 C 5.168 D 4.40 E 2.42 F *1 2.20 G *1 1.958 J 1.43

         Hz     ppm     Int.
    

       2950.29   7.383     45
       2948.61   7.378     43
       2942.66   7.364    151
       2941.13   7.360    211
       2937.62   7.351   1000
       2926.94   7.324     98
       2921.91   7.312     38
       2085.88   5.220     45
       2077.64   5.199     63
       2065.89   5.170    385
       2064.82   5.167    380
        979.92   2.452     63
        972.44   2.434    120
        969.54   2.426     82
        962.98   2.410    122
        955.05   2.390     76
        880.43   2.204     34
        872.50   2.184     38
        867.61   2.171     34
        789.34   1.976     35
        782.93   1.960     40
        775.30   1.940     34
        569.76   1.426    972
    

in CDCl3



KBr disc



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