图谱信息 供应商 相关产品
网站主页CAS数据库列表 437-64-9更多图谱芫花素(437-64-9)核磁图(13CNMR)

芫花素

产品名称 芫花素

CAS号437-64-9

分子式C16H12O5

分子量284.26

展开


  • Mass

    MS-IW-4250          
    5-hydroxy-2-(p-hydroxyphenyl)-7-methoxy-4-chromenone
    C16H12O5            (Mass of molecular ion:    284)
    

       Source Temperature: 200 °C
       Sample Temperature: 220 °C
       Direct, 75 eV
    

          18.0       3.9
          28.0       4.7
          39.0       2.3
          51.0       2.0
          53.0       1.7
          55.0       1.0
          62.0       1.0
          63.0       2.3
          64.0       1.0
          65.0       2.0
          67.0       1.0
          69.0       5.5
          77.0       1.1
          79.0       1.2
          89.0       2.3
          91.0       1.0
          93.0       1.4
          95.0       7.2
         108.0       3.0
         110.0       4.2
         118.0       6.0
         119.0       4.0
         121.0       4.2
         123.0       3.5
         128.0       8.6
         128.5       1.3
         136.0       2.2
         137.0       3.9
         138.0       9.2
         139.0       1.3
         145.0       1.4
         157.0       1.5
         166.0       9.0
         167.0       8.4
         168.0       1.2
         212.0       2.1
         226.0       2.3
         227.0       2.0
         241.0      10.0
         242.0       1.8
         254.0       6.4
         255.0      27.5
         256.0       6.4
         270.0       1.9
         283.0      14.2
         284.0     100.0
         285.0      17.5
         286.0       2.5
    





KBr disc



nujol mull