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网站主页CAS数据库列表 21732-17-2更多图谱四氮唑乙酸(21732-17-2)红外图谱(IR1)

四氮唑乙酸

产品名称 四氮唑乙酸

CAS号21732-17-2

分子式C3H4N4O2

分子量128.09

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  • Mass

    MS-IW-4911          
    (1H-tetrazol-1-yl)acetic acid
    C3H4N4O2            (Mass of molecular ion:    128)
    

       Source Temperature: 160 °C
       Sample Temperature: 140 °C
       Direct, 75 eV
    

          13.0       3.1
          14.0       3.4
          15.0       1.2
          18.0       3.5
          26.0       1.5
          27.0       9.6
          28.0      72.1
          29.0      13.2
          30.0       1.0
          31.0       9.9
          40.0       1.7
          41.0       8.2
          42.0       9.8
          43.0       4.0
          44.0      12.3
          45.0      29.8
          53.0       3.0
          54.0       3.6
          55.0     100.0
          56.0       6.2
          58.0       2.6
          59.0      10.8
          69.0       1.6
          72.0       3.3
          83.0      25.9
          84.0       1.7
          86.0       2.6
         100.0       6.4
         128.0       4.3
         129.0       1.1
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C3 H4 N4 O2 0.038 g : 0.5 ml DMSO-d6
    (1H-tetrazol-1-yl)acetic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 13.7 B 9.390 C 5.444

         Hz     ppm     Int.
    

       3753.15   9.392    572
       2175.94   5.445   1000
    

in DMSO-d6



KBr disc



nujol mull