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网站主页CAS数据库列表 79-50-5更多图谱DL-泛酰内酯(79-50-5)红外图谱(IR1)

DL-泛酰内酯

产品名称 DL-泛酰内酯

CAS号79-50-5

分子式C6H10O3

分子量130.14

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  • Mass

    MS-NW-8775          
    DL-pantolactone
    C6H10O3             (Mass of molecular ion:    130)
    

       Source Temperature: 280 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          15.0       1.4
          26.0       1.0
          27.0      13.3
          28.0       4.0
          29.0      15.3
          30.0       3.7
          31.0       5.9
          38.0       1.3
          39.0      12.3
          40.0       2.5
          41.0      26.8
          42.0       3.3
          43.0      40.9
          44.0       4.0
          45.0       5.6
          53.0       7.5
          54.0       1.4
          55.0      12.7
          56.0       8.2
          57.0      21.7
          58.0       5.5
          67.0       3.2
          68.0       7.6
          69.0       2.6
          71.0     100.0
          72.0      10.1
          73.0       6.4
          85.0       1.7
          86.0       1.0
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C6 H10 O3 0.046 g : 0.5 ml CDCl3
    DL-pantolactone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.166 B *1 4.01 C *1 3.97 D 3.62 E *2 1.225 F *2 1.082

         Hz     ppm     Int.
    

        373.06   4.166    332
        367.25   4.101     48
        358.25   4.001    373
        356.44   3.980    304
        347.25   3.878     32
        324.44   3.623     26
        109.75   1.226   1000
         96.94   1.083    898
    

in CDCl3



CCl4 solution



KBr disc



nujol mull