图谱信息 供应商 相关产品
网站主页CAS数据库列表 75-60-5更多图谱二甲次胂酸(75-60-5)质谱(MS)

二甲次胂酸

产品名称 二甲次胂酸

CAS号75-60-5

分子式C2H7AsO2

分子量138

展开


  • Mass

    MS-NW-7162          
    dimethylarsinic acid
    C2H7AsO2            (Mass of molecular ion:    138)
    

       Source Temperature: 190 °C
       Sample Temperature: 180 °C
       Direct, 75 eV
    

          15.0       2.7
          17.0       3.1
          18.0      14.0
          27.0       1.5
          28.0       1.8
          29.0       3.2
          31.0       3.1
          75.0       3.7
          76.0       2.0
          77.0       2.9
          88.0       3.5
          89.0      16.3
          90.0       8.6
          91.0      58.5
          92.0       6.7
          93.0      26.0
         101.0       2.0
         102.0       1.1
         103.0       7.4
         104.0       1.1
         105.0      48.5
         106.0       5.8
         107.0      28.5
         108.0       1.2
         109.0      15.2
         117.0       1.1
         119.0       2.9
         120.0       7.4
         121.0      46.8
         122.0       8.4
         123.0      19.5
         138.0      32.2
         139.0       9.3
         150.0       1.2
         165.0       1.0
         166.0       1.7
         167.0       3.1
         179.0       1.9
         180.0       1.9
         181.0       2.3
         182.0       4.4
         183.0      12.5
         195.0      18.5
         197.0      12.4
         198.0       3.8
         199.0       1.5
         211.0       1.1
         213.0      26.6
         227.0       7.1
         228.0       2.9
         229.0       2.2
         243.0     100.0
         244.0       3.9
    

parameter in D2O


  • 1H NMR 300 MHz
    C2 H7 As O2 0.044 g : 0.5 ml D2O
    dimethylarsinic acid
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 1.967

         Hz     ppm     Int.
    

        590.10   1.967   1000
    

in D2O



KBr disc



nujol mull