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返回ChemicalBook首页>CAS数据库列表>3010-96-6更多图谱> 2,2,4,4-四甲基-1,3-环丁二醇(3010-96-6)质谱(MS)

3010-96-6

2,2,4,4-四甲基-1,3-环丁二醇(3010-96-6)质谱(MS)

分子式:C8H16O2

分子量: 144.21

InChI:InChI=1S/C8H16O2/c1-7(2)5(9)8(3,4)6(7)10/h5-6,9-10H,1-4H3

InChIKey: FQXGHZNSUOHCLO-UHFFFAOYSA-N

Smiles:C1(O)C(C)(C)C(O)C1(C)C

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    Mass

    MS-NW-8666          
    2,2,4,4-tetramethyl-1,3-cyclobutanediol
    C8H16O2             (Mass of molecular ion:    144)
    

       Source Temperature: 270 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          27.0       5.2
          29.0       4.9
          31.0       2.0
          39.0       5.5
          41.0       7.3
          42.0       1.2
          43.0      16.2
          44.0       2.8
          45.0       1.6
          53.0       1.7
          54.0       4.1
          55.0       5.5
          57.0      62.4
          58.0       2.1
          71.0       3.8
          72.0     100.0
          73.0       4.8
          83.0       1.0
          97.0       7.9
    

400 MHz in DMSO-d6

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    1H NMR 399.65 MHz
    C8 H16 O2 0.040 g : 0.5 ml DMSO-d6
    2,2,4,4-tetramethyl-1,3-cyclobutanediol
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 4.54 B *1 4.52 C *2 3.286 D *2 3.146 E *3 0.982 F *3 0.904 G *3 0.835 ASSIGNED BY H-H AND C-H COSY.

         Hz     ppm     Int.
    

       1816.53   4.546     96
       1811.65   4.534    113
       1810.18   4.530    118
       1805.30   4.518    106
       1315.92   3.293     90
       1311.04   3.281     89
       1259.89   3.153    105
       1255.00   3.141    103
        392.46   0.983    596
        361.45   0.905   1000
        333.74   0.836    680
    

in CDCl3

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KBr disc

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nujol mull

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