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返回ChemicalBook首页>CAS数据库列表>3363-97-1更多图谱> 1,4-二(苯乙二酰基)苯(3363-97-1)红外图谱(IR2)

3363-97-1

1,4-二(苯乙二酰基)苯(3363-97-1)红外图谱(IR2)

分子式:C22H14O4

分子量: 342.34

InChI:InChI=1S/C22H14O4/c23-19(15-7-3-1-4-8-15)21(25)17-11-13-18(14-12-17)22(26)20(24)16-9-5-2-6-10-16/h1-14H

InChIKey: FUEGWHHUYNHBNI-UHFFFAOYSA-N

Smiles:C1(C(=O)C(C2=CC=CC=C2)=O)=CC=C(C(=O)C(C2=CC=CC=C2)=O)C=C1

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    Mass

    MS-IW-3605          
    1,1'-(p-phenylene)bis(2-phenylethanedione)
    C22H14O4            (Mass of molecular ion:    342)
    

       Source Temperature: 150 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          50.0       1.8
          51.0       4.6
          76.0       4.0
          77.0      25.5
          78.0       1.8
         104.0       4.5
         105.0     100.0
         106.0       8.4
         209.0       2.6
         237.0      13.0
         238.0       2.2
         342.0      12.0
         343.0       2.9
    

400 MHz in CDCl3

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    1H NMR 399.65 MHz
    C22 H14 O4 0.034 g : 0.5 ml CDCl3
    1,1'-(p-phenylene)bis(2-phenylethanedione)
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.111 B 7.971 C 7.685 D 7.534

         Hz     ppm     Int.
    

       3241.70   8.112   1000
       3190.80   7.984    209
       3189.82   7.982    249
       3184.45   7.969     95
       3182.74   7.964    279
       3181.40   7.961    240
       3081.18   7.710     37
       3080.08   7.707     62
       3078.86   7.704     41
       3072.51   7.689    149
       3066.28   7.673     62
       3065.19   7.670     98
       3063.96   7.667     59
       3018.07   7.552    191
       3010.01   7.532    279
       3004.15   7.517     66
       3002.44   7.513    136
    

in CDCl3

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KBr disc

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nujol mull

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