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网站主页CAS数据库列表 2920-86-7更多图谱泼尼松龙半琥珀酸酯(2920-86-7)红外图谱(IR1)

泼尼松龙半琥珀酸酯

产品名称 泼尼松龙半琥珀酸酯

CAS号2920-86-7

分子式C25H32O8

分子量460.52

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  • Mass

    MS-IW-3432          
    21-(3-carboxypropionyloxy)-11beta,17-dihydroxy-1,4-pregnadiene-3,20-dione
    C25H32O8            (Mass of molecular ion:    460)
    

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

          18.0       4.2
          26.0       2.7
          27.0       6.0
          28.0      17.1
          29.0       8.9
          30.0       3.7
          31.0       2.2
          39.0       3.3
          41.0      10.6
          42.0       2.4
          43.0      12.2
          44.0       1.2
          45.0       4.5
          51.0       1.3
          53.0       5.0
          55.0      17.4
          56.0      10.0
          57.0       3.6
          65.0       3.9
          66.0       1.0
          67.0       6.0
          68.0       1.5
          69.0       4.8
          70.0       1.0
          71.0       2.1
          72.0       1.2
          73.0       5.6
          74.0       3.6
          77.0      10.3
          78.0       2.5
          79.0       8.6
          80.0       1.5
          81.0       6.4
          82.0       1.2
          83.0       2.8
          85.0       1.2
          87.0       1.0
          91.0      19.8
          92.0       3.8
          93.0       8.3
          94.0       3.2
          95.0       7.5
          96.0       1.7
          97.0       3.9
          99.0       1.1
         100.0       4.1
         101.0       9.8
         102.0       1.0
         103.0       3.1
         104.0       1.3
         105.0       9.7
         106.0       5.7
         107.0      14.0
         108.0       4.1
         109.0       7.2
         110.0       2.0
         111.0       3.2
         115.0       5.2
         116.0       2.2
         117.0       6.2
         118.0       1.7
         119.0      11.4
         120.0       5.6
         121.0      74.0
         122.0     100.0
         123.0      15.0
         124.0       4.0
         125.0       2.2
         127.0       1.9
         128.0       3.7
         129.0       4.0
         130.0       1.5
         131.0       6.5
         132.0       3.3
         133.0       9.7
         134.0      12.9
         135.0      19.9
         136.0       7.2
         137.0       3.8
         138.0       1.9
         139.0       1.6
         141.0       2.4
         142.0       1.7
         143.0       3.8
         144.0       2.5
         145.0       9.1
         146.0       7.2
         147.0      31.8
         148.0       5.3
         149.0       5.4
         150.0       1.6
         151.0       1.9
         152.0       1.8
         153.0       2.4
         155.0       1.7
         157.0       4.8
         158.0       3.0
         159.0       9.4
         160.0       6.5
         161.0      12.2
         162.0       2.9
         163.0       4.4
         164.0       1.1
         165.0       2.8
         166.0       1.1
         167.0       1.8
         169.0       1.5
         170.0       1.1
         171.0       8.4
         172.0       3.8
         173.0       8.7
         174.0       2.9
         175.0       5.7
         176.0       1.4
         177.0       4.2
         178.0       1.8
         179.0       2.7
         181.0       1.6
         183.0       1.8
         184.0       1.5
         185.0       4.7
         186.0       4.0
         187.0       4.4
         188.0       1.6
         189.0       4.1
         190.0       4.9
         191.0       3.3
         192.0       1.1
         193.0       2.0
         195.0       8.0
         196.0       2.1
         197.0       3.2
         198.0       1.5
         199.0       2.8
         200.0       1.1
         201.0       1.2
         202.0       1.0
         203.0       3.8
         207.0       2.9
         208.0       1.7
         209.0       7.8
         210.0       2.6
         211.0       4.0
         212.0       2.2
         213.0       3.0
         214.0       1.1
         215.0       1.1
         221.0       2.7
         222.0       1.7
         223.0       6.2
         224.0       5.2
         225.0      12.5
         226.0       3.9
         227.0       4.5
         228.0       1.6
         229.0       1.2
         235.0       1.0
         236.0       1.3
         237.0       3.0
         238.0       6.7
         239.0       6.5
         240.0       6.2
         241.0       2.5
         242.0       1.3
         243.0       1.1
         249.0       1.6
         250.0       1.6
         251.0       3.2
         252.0       1.2
         253.0       3.2
         254.0       1.5
         255.0       3.4
         256.0       1.8
         257.0       1.7
         263.0       2.5
         264.0       1.2
         265.0       9.1
         266.0       6.0
         267.0       4.0
         268.0       1.4
         269.0       1.1
         278.0       1.4
         279.0       1.4
         281.0       2.7
         282.0       1.4
         283.0       7.3
         284.0       2.1
         291.0       1.1
         293.0       1.9
         294.0       1.6
         295.0       7.1
         296.0       3.2
         297.0       1.4
         299.0       1.1
         300.0       1.7
         301.0       4.4
         302.0       1.6
         306.0       1.5
         307.0       1.7
         309.0       2.1
         311.0       1.5
         312.0       3.0
         313.0       2.5
         314.0       1.9
         324.0       7.8
         325.0       2.8
         326.0       1.0
         328.0       1.0
         330.0       7.9
         331.0       1.8
         332.0       1.1
         342.0       4.4
         343.0       1.1
         360.0       2.5
         442.0       1.9
         460.0       2.5
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C25 H32 O8 0.048 g : 0.5 ml DMSO-d6
    21-(3-carboxypropionyloxy)-11beta,17-dihydroxy-1,4-pregnadiene-3,20-dione
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.2 B 7.319 C 6.165 D 5.919 E 5.41 F *1 5.083 G *1 4.770 J 4.73 K 4.291 M *1 2.62 N *1 2.54 to 2.48 P 2.295 Q 2.04 R 1.895 S 1.48 T 1.44 U 1.391 V 1.30 W 1.015 X 0.896 Y 0.789 ASSIGNED BY H-H AND C-H COSY SOLVENT PEAKS OVERLAPPED AT 2.5 PPM

         Hz     ppm     Int.
    

       4895.49  12.250     40
       2930.30   7.333    189
       2920.22   7.307    198
       2469.82   6.180    137
       2467.99   6.176    138
       2459.74   6.155    132
       2457.91   6.151    137
       2365.60   5.920    221
       2161.73   5.410    205
       2041.57   5.109    170
       2023.99   5.065    216
       1914.82   4.792    186
       1897.42   4.748    170
       1892.48   4.736    120
       1889.00   4.727    121
       1717.92   4.299     69
       1715.17   4.292     92
       1712.24   4.285     73
       1056.32   2.644     74
       1054.12   2.638     79
       1049.36   2.626    194
       1047.35   2.621    163
       1042.03   2.608    193
       1021.89   2.557     32
       1013.28   2.536     71
       1007.23   2.521    326
        995.33   2.491    182
        994.23   2.488    174
        984.15   2.463     45
        982.69   2.459     41
        924.44   2.314     50
        921.51   2.306     57
        911.62   2.282     45
        909.60   2.276     39
        908.32   2.273     41
        817.66   2.046     83
        809.41   2.026     84
        808.86   2.024     84
        808.50   2.024     84
        807.95   2.022     84
        802.27   2.008     58
        766.73   1.919     47
        763.44   1.911     56
        753.36   1.886     70
        750.25   1.878     61
        669.66   1.676    108
        667.46   1.671    124
        664.34   1.663     83
        656.47   1.643    171
        654.27   1.638    140
        646.76   1.619     55
        584.85   1.464     45
        576.06   1.442     57
        570.56   1.428     55
        567.08   1.419     32
        566.72   1.419     32
        556.28   1.392   1000
        528.07   1.322     40
        522.21   1.307     36
        516.71   1.293     41
        510.67   1.278     30
        414.14   1.037     38
        410.11   1.027     39
        400.95   1.004     37
        396.92   0.994     36
        365.23   0.914     66
        362.12   0.907     69
        354.43   0.887     68
        351.13   0.879     65
        315.60   0.790    802
    

in DMSO-d6



KBr disc



nujol mull