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网站主页CAS数据库列表 474-07-7更多图谱苏枋精(474-07-7)红外图谱(IR2)

苏枋精

产品名称 苏枋精

CAS号474-07-7

分子式C16H14O5

分子量286.28

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  • Mass

    MS-NW-0357          
    brazilin
    C16H14O5 H2O        (Mass of molecular ion:    286)
    

       Source Temperature: 180 °C
       Sample Temperature: 190 °C
       Direct, 75 eV
    

          18.0       3.3
          27.0       1.5
          28.0       1.9
          29.0       1.1
          39.0       4.7
          41.0       1.1
          43.0       3.0
          50.0       1.6
          51.0       4.7
          52.0       1.1
          53.0       1.5
          55.0       4.1
          62.0       1.3
          63.0       4.5
          64.0       1.7
          65.0       3.0
          69.0       3.8
          69.5       1.2
          70.0       1.0
          74.0       1.2
          75.0       2.7
          75.5       1.2
          76.0       6.0
          76.5       1.3
          77.0       5.5
          78.0       1.4
          79.0       1.2
          81.0       1.2
          81.5       1.2
          82.0       2.6
          82.5       2.2
          83.0       1.0
          84.0       2.3
          87.0       1.1
          88.0       2.4
          89.0       2.5
          90.0       1.4
          90.5       2.4
          91.0       2.9
          92.0       1.3
          93.0       1.2
          95.0       1.0
          96.0       1.3
          97.0       2.4
          98.5       2.4
          99.0       1.5
         101.0       1.7
         102.0       2.9
         103.0       2.1
         105.0       2.7
         107.0       3.1
         110.0       2.9
         110.5       3.5
         111.0      10.3
         111.5       1.5
         113.0       1.5
         114.0       1.2
         115.0       4.1
         119.0       2.0
         120.0       1.4
         121.0       1.4
         121.5       1.0
         122.0       1.1
         123.0       9.4
         124.0       1.7
         125.0       3.8
         126.0       1.4
         127.0       2.3
         128.0       2.2
         129.0       1.1
         130.0       1.9
         131.0       3.4
         134.0      11.3
         134.5       1.9
         135.0       3.8
         136.0       1.9
         137.0       3.5
         139.0       3.2
         141.0       2.0
         147.0       8.0
         148.0       7.9
         149.0       2.6
         150.0       2.5
         151.0       3.3
         152.0       4.2
         153.0       2.2
         155.0       1.6
         157.0       1.1
         159.0       1.7
         160.0       1.8
         161.0       1.2
         162.0       2.6
         163.0       7.2
         164.0       3.1
         165.0       3.3
         168.0       1.6
         169.0       1.7
         171.0       1.0
         173.0       2.0
         175.0       5.4
         176.0       9.8
         177.0       4.6
         181.0       3.2
         183.0       1.2
         184.0       1.3
         185.0       1.1
         187.0       1.3
         197.0       4.5
         198.0       1.6
         199.0       1.5
         200.0       1.3
         201.0       1.1
         202.0       1.0
         209.0       1.0
         210.0       1.5
         211.0       2.9
         212.0       1.0
         213.0       2.1
         214.0       1.0
         215.0       1.8
         221.0       2.7
         222.0       1.6
         223.0       1.6
         226.0       2.5
         227.0       4.0
         228.0       1.1
         229.0      26.9
         230.0       4.1
         237.0       1.2
         238.0       1.1
         239.0       5.7
         240.0       2.4
         241.0       4.0
         242.0       2.1
         243.0       6.7
         244.0       1.4
         250.0       2.8
         251.0       7.5
         252.0       1.6
         253.0       1.6
         255.0       1.5
         256.0       1.8
         257.0       4.3
         258.0       5.8
         259.0       1.0
         266.0       1.5
         267.0      44.7
         268.0      50.7
         269.0      18.3
         270.0       3.4
         271.0       1.7
         285.0       9.8
         286.0     100.0
         287.0      17.5
         288.0       2.7
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C16 H14 O5 0.042 g : 0.5 ml DMSO-d6
    brazilin
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 9.25 B *1 8.64 C *1 8.62 D 7.143 E *2 6.638 F *2 6.547 G 6.418 J 6.213 K 5.30 L *3 3.851 M 3.848 N *3 3.572 P *4 2.874 Q *4 2.703

         Hz     ppm     Int.
    

       3698.00   9.254    788
       3451.42   8.637    501
       3448.00   8.628    246
       3444.58   8.619    542
       2859.25   7.155    514
       2850.71   7.134    530
       2653.32   6.640    882
       2616.46   6.547   1000
       2570.56   6.433    417
       2568.12   6.426    427
       2562.26   6.412    406
       2559.81   6.406    435
       2484.13   6.216    845
       2481.81   6.210    794
       2118.29   5.301    213
       1544.31   3.865    360
       1538.21   3.849    728
       1534.18   3.839    445
       1433.35   3.587    495
       1422.00   3.559    454
       1158.08   2.898    267
       1142.46   2.859    381
       1087.04   2.720    430
       1071.17   2.681    298
    

KBr disc



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