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茚三酮

产品名称 茚三酮

CAS号485-47-2

分子式C9H6O4

分子量178.14

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  • Mass

    MS-NW-0422          
    ninhydrin
    C9H6O4              (Mass of molecular ion:    178)
    

       Source Temperature: 160 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          17.0       2.8
          18.0      14.1
          28.0       2.1
          37.0       7.6
          37.5       3.2
          38.0      11.7
          39.0       1.2
          49.0       4.3
          50.0      33.8
          51.0       3.2
          52.0       5.8
          53.0       1.5
          61.0       2.1
          62.0       1.5
          66.0       2.2
          73.0       2.8
          74.0      10.4
          75.0       7.4
          76.0      79.8
          77.0       8.3
         104.0     100.0
         105.0      11.4
         122.0       2.8
         132.0      36.7
         133.0       4.5
         150.0       1.4
         160.0      13.9
         161.0       1.7
    

90 MHz in DMSO-d6


  • 1H NMR 89.56 MHz
    C9 H6 O4 0.041 g : 0.5 ml DMSO-d6
    ninhydrin
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.05 to 8.03 B 7.53

         Hz     ppm     Int.
    

        723.75   8.082     48
        721.06   8.052   1000
        720.00   8.040    563
        719.50   8.034    669
        674.31   7.530    287
    

in DMSO-d6

DMSO-d6





KBr disc



nujol mull



REDUCTION WITH ZN IN ALKALINE SOLUTION