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网站主页CAS数据库列表 17916-60-8更多图谱对溴肉桂酸(17916-60-8)红外图谱(IR1)

对溴肉桂酸

产品名称 对溴肉桂酸

CAS号17916-60-8

分子式C9H7BrO2

分子量227.05


  • Mass

    MS-NW-9872          
    trans-p-bromocinnamic acid
    C9H7BrO2            (Mass of molecular ion:    226)
    

       Source Temperature: 230 °C
       Sample Temperature: 140 °C
       Direct, 75 eV
    

          18.0       2.8
          38.0       1.5
          39.0       2.1
          45.0       2.2
          49.0       1.3
          50.0      10.8
          51.0      19.9
          51.5       1.0
          52.0       2.1
          59.0       1.7
          61.0       1.0
          62.0       2.2
          63.0       4.0
          65.0       3.5
          69.0       1.4
          73.0       3.6
          73.5       6.1
          74.0       7.6
          75.0      14.7
          76.0      11.3
          77.0       6.0
          89.0       1.8
          90.0       2.5
          90.5       1.3
          91.0      13.0
          91.5       1.3
          92.0       1.1
          98.0       1.6
          99.0       1.5
         100.0       1.3
         101.0      13.2
         102.0      51.1
         103.0       9.1
         104.5       1.6
         105.5       1.6
         118.0       3.7
         119.0       5.3
         130.0       6.5
         147.0      20.3
         148.0       2.1
         155.0       1.2
         157.0       2.0
         169.0       2.3
         171.0       2.2
         180.0       9.7
         181.0      14.7
         182.0      11.0
         183.0      15.3
         184.0       1.9
         185.0       2.5
         187.0       1.5
         198.0       2.0
         200.0       1.9
         208.0       4.2
         209.0      18.5
         210.0       5.8
         211.0      18.0
         212.0       1.7
         225.0      45.1
         226.0     100.0
         227.0      53.2
         228.0      97.3
         229.0       9.6
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C9 H7 Br O2 0.033 g : 0.5 ml DMSO-d6
    trans-p-bromocinnamic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.5 B 7.664 C 7.621 D 7.591 E 6.591 J(D,E)=15.9HZ

         Hz     ppm     Int.
    

       4999.34  12.510     55
       3068.95   7.680    378
       3067.49   7.676    191
       3062.54   7.664    236
       3060.53   7.659    916
       3051.00   7.635    194
       3048.99   7.630   1000
       3042.03   7.612    517
       3040.38   7.608    535
       3025.91   7.572    418
       2641.63   6.610    521
       2625.69   6.570    464
    

in DMSO-d6



KBr disc



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