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网站主页CAS数据库列表 65-46-3更多图谱胞苷(65-46-3)质谱(MS)

胞苷

产品名称 胞苷

CAS号65-46-3

分子式C9H13N3O5

分子量243.22

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  • Mass

    MS-NW-9238          
    cytidine
    C9H13N3O5           (Mass of molecular ion:    243)
    

       Source Temperature: 200 °C
       Sample Temperature: 200 °C
       Direct, 75 eV
    

          15.0       1.8
          16.0       1.1
          17.0       2.8
          18.0      12.4
          19.0       2.2
          27.0       2.9
          28.0       9.0
          29.0       5.4
          30.0       1.8
          31.0       5.7
          39.0       1.7
          40.0       3.4
          41.0       6.2
          42.0       9.1
          43.0       9.2
          44.0       7.3
          45.0       4.1
          52.0       2.5
          53.0       1.1
          54.0       2.1
          55.0       4.6
          56.0       3.5
          57.0      10.0
          58.0       1.6
          60.0       3.5
          61.0       3.1
          66.0       1.2
          67.0       5.0
          68.0       9.5
          69.0      14.6
          70.0       4.5
          71.0       3.7
          72.0       1.3
          73.0       8.7
          74.0       1.9
          79.0       1.6
          81.0       1.7
          82.0       1.0
          83.0       4.9
          84.0       2.5
          85.0       3.1
          86.0       1.4
          94.0       5.8
          95.0       9.7
          96.0       4.3
          97.0       2.5
         109.0       1.3
         110.0       2.0
         111.0      29.1
         112.0     100.0
         113.0       6.9
         114.0       1.7
         122.0       1.5
         123.0       1.1
         124.0       1.2
         125.0       1.2
         126.0       1.3
         133.0       1.1
         135.0       1.0
         136.0       1.6
         138.0       1.1
         140.0      42.5
         141.0       3.3
         151.0      26.9
         152.0       2.7
         154.0       6.1
         170.0       8.2
         178.0       2.0
         244.0       1.2
    

400 MHz in D2O

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C9 H13 N3 O5 0.037 g : 0.5 ml D2O
    cytidine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.848 B 6.038 C 5.908 D 4.317 E 4.224 F 4.150 G *1 3.954 J *1 3.840 THE SOLVENT PEAK SUPPRESSED. J(A,B)=7.6 HZ J(A,C)=4.0 HZ J(C,D)=5.2 HZ J(D,E)=5.1 HZ J(E,F)=5.1 HZ

         Hz     ppm     Int.
    

       3140.26   7.858    977
       3132.69   7.839   1000
       2416.02   6.046    448
       2408.45   6.027    432
       2363.16   5.914    847
       2359.25   5.904    853
       1730.22   4.330    429
       1726.20   4.320    485
       1724.98   4.317    660
       1720.95   4.307    551
       1694.09   4.239    459
       1688.11   4.224    767
       1682.74   4.211    516
       1664.92   4.166    258
       1662.11   4.159    335
       1660.64   4.156    401
       1657.84   4.149    378
       1656.13   4.144    300
       1654.54   4.140    277
       1651.73   4.133    209
       1589.72   3.978    339
       1586.91   3.971    348
       1576.90   3.946    572
       1574.10   3.939    544
       1541.99   3.859    548
       1537.60   3.848    525
       1529.30   3.827    356
       1524.90   3.816    328
    


  • 1H NMR 399.65 MHz
    C9 H13 N3 O5 0.038 g : 0.5 ml DMSO-d6
    cytidine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.866 B 7.24 C 5.787 D 5.751 E 5.340 F 5.09 G 5.05 J 3.95 K 3.834 L *1 3.662 M *1 3.559 J(C,J)=3.8 HZ. J(A,D)=7.4 HZ.

         Hz     ppm     Int.
    

       3147.71   7.877    947
       3140.26   7.858   1000
       2895.02   7.244    451
       2314.94   5.793    850
       2311.16   5.783    883
       2302.25   5.761    840
       2294.80   5.743    837
       2136.60   5.347    499
       2132.20   5.336    520
       2037.72   5.099    358
       2032.59   5.086    758
       2027.34   5.073    390
       2019.04   5.053    498
       2014.89   5.042    530
       1585.69   3.968    474
       1579.71   3.953    880
       1574.83   3.941    482
       1537.60   3.848    240
       1534.42   3.840    529
       1530.27   3.830    487
       1526.98   3.821    216
       1471.80   3.683    193
       1470.09   3.679    210
       1466.80   3.671    195
       1462.89   3.661    307
       1459.84   3.653    314
       1457.89   3.648    329
       1454.83   3.641    246
       1431.40   3.582    249
       1427.73   3.573    317
       1426.39   3.570    331
       1422.73   3.560    283
       1419.43   3.552    207
       1415.89   3.543    197
       1414.18   3.539    206
    

in DMSO-d6

in D2O





KBr disc



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