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DL-1,4-二氯-2,3-丁二醇

产品名称 DL-1,4-二氯-2,3-丁二醇

CAS号2419-73-0

分子式C4H8Cl2O2

分子量159.01

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  • Mass

    MS-IW-8230          
    1,4-dichloro-2,3-butanediol
    C4H8Cl2O2           (Mass of molecular ion:    158)
    

       Source Temperature: 220 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          14.0       1.4
          15.0      10.5
          18.0       3.0
          19.0       4.8
          26.0       2.0
          27.0      19.1
          28.0       4.1
          29.0      11.1
          31.0       5.3
          35.0       1.6
          36.0      12.8
          38.0       4.4
          39.0       3.8
          41.0       3.7
          42.0       7.5
          43.0      67.5
          44.0     100.0
          45.0      14.1
          47.0       1.4
          49.0       9.0
          50.0       4.3
          51.0       3.2
          52.0       1.1
          53.0       1.1
          55.0       5.1
          57.0       3.4
          60.0       1.4
          61.0       1.7
          62.0       1.8
          63.0      10.6
          65.0       3.6
          73.0       7.3
          75.0       1.1
          77.0       4.1
          78.0       6.2
          79.0      46.5
          80.0       3.4
          81.0      14.7
          86.0       4.2
          91.0      25.1
          92.0       1.2
          93.0       8.4
         105.0       1.0
         109.0      53.2
         110.0       1.9
         111.0      17.2
    

parameter in DMSO-d6


  • 1H NMR 300 MHz
    C4 H8 Cl2 O2 0.037 g : 0.5 ml DMSO-d6
    1,4-dichloro-2,3-butanediol
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 5.3 D(B) 3.720 D(C) *1 3.671 D(D) *1 3.505 J(B,C) 5.5 J(B,D) 6.1 J(C,D) -10.7

         Hz     ppm     Int.
    

       1590.00   5.300     45
       1122.30   3.741    385
       1116.84   3.723    886
       1111.26   3.704   1000
       1109.04   3.697    847
       1103.61   3.679    153
       1098.86   3.663    846
       1093.47   3.645    540
       1066.32   3.554     50
       1058.68   3.529    714
       1053.04   3.510    626
       1048.54   3.495    498
       1042.90   3.476    399
       1035.25   3.451     19
    

in DMSO-d6



KBr disc



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