图谱信息 供应商 相关产品
网站主页CAS数据库列表 15788-16-6更多图谱1H-苯并咪唑-5-羧酸(15788-16-6)红外图谱(IR1)

1H-苯并咪唑-5-羧酸

产品名称 1H-苯并咪唑-5-羧酸

CAS号15788-16-6

分子式C8H6N2O2

分子量162.15

展开


  • Mass

    MS-IW-8182          
    5-benzimidazolecarboxylic acid
    C8H6N2O2            (Mass of molecular ion:    162)
    

       Source Temperature: 180 °C
       Sample Temperature: 180 °C
       Direct, 75 eV
    

          18.0       1.5
          28.0       1.7
          38.0       1.3
          39.0       1.4
          44.0       1.0
          51.0       1.1
          52.0       2.0
          53.0       1.1
          58.5       1.0
          61.0       1.3
          62.0       3.2
          63.0       7.9
          64.0       2.3
          67.0       3.9
          72.5       1.6
          89.0       1.4
          90.0      13.1
          91.0       2.2
         106.0       1.0
         116.0       2.0
         117.0      37.9
         118.0       6.5
         145.0      73.7
         146.0       7.0
         162.0     100.0
         163.0      11.7
         164.0       1.0
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H6 N2 O2 0.036 g : 0.5 ml DMSO-d6
    5-benzimidazolecarboxylic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.460 B 8.290 C 7.906 D 7.721

         Hz     ppm     Int.
    

       3381.10   8.461   1000
       3374.76   8.445     24
       3313.96   8.293    583
       3312.99   8.290    596
       3165.28   7.921    375
       3163.82   7.917    366
       3160.16   7.908     28
       3156.74   7.899    451
       3155.27   7.896    476
       3089.84   7.732    517
       3085.69   7.721     35
       3081.54   7.711    431
    

in DMSO-d6



KBr disc



nujol mull