图谱信息 供应商 相关产品
网站主页CAS数据库列表 51-21-8更多图谱5-氟脲嘧啶(51-21-8)红外图谱(IR2)

5-氟脲嘧啶

产品名称 5-氟脲嘧啶

CAS号51-21-8

分子式C4H3FN2O2

分子量130.08

展开


  • Mass

    MS-NW-5016          
    5-fluoro-2,4(1H,3H)-pyrimidinedione
    C4H3FN2O2           (Mass of molecular ion:    130)
    

       Source Temperature: 130 °C
       Sample Temperature: 110 °C
       Direct, 75 eV
    

          17.0       2.0
          18.0       8.8
          26.0       1.0
          27.0       2.9
          28.0      46.9
          29.0       1.4
          31.0       9.7
          32.0       3.1
          38.0       1.5
          39.0       2.1
          40.0       1.8
          41.0       1.8
          42.0       1.6
          43.0       5.7
          44.0       7.1
          51.0       1.1
          53.0       1.4
          57.0       1.7
          58.0       7.4
          59.0      10.0
          60.0      34.1
          61.0       1.1
          70.0       3.1
          74.0       1.4
          80.0       1.6
          86.0       1.6
          87.0      42.5
          88.0       6.0
         130.0     100.0
         131.0       5.7
    

parameter in DMSO-d6+HCl


  • 1H NMR 300 MHz
    C4 H3 F N2 O2 12 % in DMSO-d6+HCl
    5-fluoro-2,4(1H,3H)-pyrimidinedione
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 7.73 D(B) 11.46 J(A,B) 5.9 J(A,X) 6.1 J(B,X) 0.0 D(C) 10.70 KOKKO,J.P. ET AL. J.AM.CHEM.SOC. 84, 1042 (1962) ACLIDIFIED BY PASSING ONE BUBBLE OF ANHYDROVS HCL THROUGH THE SAMPLE.

         Hz     ppm     Int.
    

       3440.95  11.470    501
       3435.11  11.450    506
       3210.00  10.700   1000
       2324.98   7.750    255
       2319.00   7.730    482
       2313.03   7.710    253
    

KBr disc



nujol mull





TI(III) COMPLEX IN C6H6/C6H5(CH3), 77K