图谱信息 供应商 相关产品
网站主页CAS数据库列表 67-20-9更多图谱呋喃妥因(67-20-9)核磁图(1HNMR)

呋喃妥因

产品名称 呋喃妥因

CAS号67-20-9

分子式C8H6N4O5

分子量238.16


  • Mass

    MS-NW-7866          
    1-(5-nitrofurfurylideneamino)-2,4-imidazolidinedione
    C8H6N4O5            (Mass of molecular ion:    238)
    

       Source Temperature: 210 °C
       Sample Temperature: 180 °C
       Direct, 75 eV
    

          18.0       2.6
          26.0       2.3
          27.0       2.8
          28.0      15.2
          29.0       8.7
          30.0       5.2
          37.0       2.6
          38.0      13.4
          39.0       7.7
          40.0       1.1
          41.0       1.2
          42.0      17.6
          43.0       3.7
          44.0       6.9
          50.0       6.2
          51.0      40.9
          52.0       4.7
          53.0       1.8
          54.0       4.8
          55.0       6.8
          56.0       2.9
          57.0       7.1
          64.0       7.8
          65.0       7.5
          66.0       3.8
          67.0       1.1
          68.0       1.9
          70.0       3.3
          72.0       8.5
          79.0      48.8
          80.0       5.9
          81.0       1.3
          82.0      11.4
          93.0       7.2
          94.0       1.4
          96.0       3.9
          98.0       1.1
         100.0     100.0
         101.0       4.8
         122.0       2.7
         123.0       1.7
         125.0       1.2
         137.0       2.5
         139.0       1.9
         153.0       1.8
         167.0      26.9
         168.0       2.7
         192.0       1.8
         238.0      24.5
         239.0       3.0
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H6 N4 O5 0.043 g : 0.5 ml DMSO-d6
    1-(5-nitrofurfurylideneamino)-2,4-imidazolidinedione
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.5 B 7.801 C 7.787 D 7.145 E 4.368

         Hz     ppm     Int.
    

       4593.63  11.495    157
       3117.86   7.802    638
       3114.38   7.793    503
       3110.35   7.783    484
       2857.58   7.151    441
       2853.73   7.141    420
       1745.76   4.369   1000
    

in DMSO-d6



KBr disc



nujol mull