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79-50-5

DL-泛酰内酯(79-50-5)红外图谱(IR2)

产品名称:DL-泛酰内酯

CAS:79-50-5

分子式:C6H10O3

分子量: 130.14

InChI:InChI=1S/C6H10O3/c1-6(2)3-9-5(8)4(6)7/h4,7H,3H2,1-2H3

InChIKey: SERHXTVXHNVDKA-UHFFFAOYSA-N

Smiles:O1CC(C)(C)C(O)C1=O

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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

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    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

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CCl4 solution

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KBr disc

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nujol mull

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