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网站主页CAS数据库列表 5928-25-6更多图谱紫花前胡素(5928-25-6)红外图谱(IR1)

紫花前胡素

产品名称 紫花前胡素

CAS号5928-25-6

分子式C19H20O5

分子量328.36


  • Mass

    MS-IW-7270          
    (S)-8,8-dimethyl-2-oxo-7,8-dihydro-2H,6H-pyrano(3,2-g)chromen-7-yl 3-methyl-2-butenoate
    C19H20O5            (Mass of molecular ion:    328)
    

       Source Temperature: 170 °C
       Sample Temperature: 150 °C
       Direct, 75 eV
    

          17.0       1.3
          18.0       7.3
          27.0       1.2
          29.0       3.3
          39.0       2.3
          41.0       1.8
          43.0       2.5
          51.0       1.1
          53.0       1.4
          55.0      14.0
          57.0       1.6
          69.0       2.1
          77.0       1.8
          82.0       1.9
          83.0      52.3
          84.0       3.0
          91.0       1.0
         131.0       1.5
         147.0       1.4
         159.0       1.0
         175.0       3.7
         176.0       2.2
         185.0       2.3
         187.0       3.1
         203.0       1.2
         213.0     100.0
         214.0      14.6
         215.0       1.7
         227.0       1.2
         228.0      44.0
         229.0       8.8
         230.0       1.1
         328.0       9.3
         329.0       2.1
         330.0       1.2
    

KBr disc



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