图谱信息 供应商 相关产品
网站主页CAS数据库列表 1849-27-0更多图谱1,4-双(苯乙炔基)苯(1849-27-0)质谱(MS)

1,4-双(苯乙炔基)苯

产品名称 1,4-双(苯乙炔基)苯

CAS号1849-27-0

分子式C22H14

分子量278.35

展开


  • Mass

    MS-IW-5981          
    p-bis(phenylethynyl)benzene
    C22H14              (Mass of molecular ion:    278)
    

       Source Temperature: 160 °C
       Sample Temperature: 150 °C
       Direct, 75 eV
    

         112.0       1.1
         113.0       2.1
         125.0       2.3
         126.0       1.2
         137.0       1.7
         138.0       4.7
         138.5       1.2
         139.0      15.1
         139.5       3.6
         250.0       1.4
         274.0       5.1
         275.0       3.0
         276.0      14.9
         277.0       3.9
         278.0     100.0
         279.0      24.0
         280.0       3.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C22 H14 ca 1 mg : 0.5 ml CDCl3
    p-bis(phenylethynyl)benzene
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.54 B 7.515 C 7.36

         Hz     ppm     Int.
    

       3018.80   7.554    121
       3017.82   7.552     82
       3016.72   7.549     73
       3015.63   7.546     95
       3014.40   7.543    133
       3012.57   7.539     52
       3011.11   7.535    171
       3009.16   7.530    165
       3003.30   7.515   1000
       2948.73   7.379     61
       2947.39   7.375     39
       2946.41   7.373     47
       2944.70   7.369    161
       2942.87   7.364    187
       2939.82   7.356    279
       2937.74   7.351    309
       2935.30   7.345     39
    

in CDCl3



KBr disc



nujol mull