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网站主页CAS数据库列表 1168-42-9更多图谱4',5,6,7-四甲氧基黄酮(1168-42-9)质谱(MS)

4',5,6,7-四甲氧基黄酮

产品名称 4',5,6,7-四甲氧基黄酮

CAS号1168-42-9

分子式C19H18O6

分子量342.34


  • Mass

    MS-IW-6741          
    5,6,7-trimethoxy-2-(p-methoxyphenyl)-4-chromenone
    C19H18O6            (Mass of molecular ion:    342)
    

       Source Temperature: 170 °C
       Sample Temperature: 180 °C
       Direct, 75 eV
    

          15.0       1.1
          18.0       2.5
          28.0       3.0
          53.0       2.0
          59.0       1.1
          63.0       1.6
          66.0       1.6
          69.0       5.7
          77.0       1.8
          83.0       2.2
          89.0       2.9
          92.0       1.0
          93.0       2.0
         117.0       2.1
         124.0       1.2
         127.0       1.0
         128.0       2.7
         132.0       5.2
         133.0       2.2
         135.0       2.7
         137.0       1.1
         139.0       2.2
         142.0       3.0
         152.0       3.3
         153.0       1.3
         156.0       1.2
         157.0       3.2
         159.0       1.3
         163.5       3.7
         164.0       2.3
         165.0       1.9
         167.0      10.7
         168.0       1.2
         180.0       1.9
         181.0       1.0
         195.0       3.8
         241.0       1.0
         252.0       1.8
         253.0       1.8
         256.0       1.3
         266.0       2.0
         267.0       1.0
         268.0       1.8
         269.0       1.5
         281.0       3.0
         282.0       2.0
         283.0       2.8
         284.0      11.9
         285.0       2.8
         295.0       1.4
         296.0       5.5
         297.0       3.8
         298.0       1.6
         299.0       4.9
         309.0       2.1
         311.0       5.5
         312.0       3.8
         313.0       4.9
         314.0       1.0
         325.0       3.2
         327.0     100.0
         328.0      22.0
         329.0       3.5
         341.0       2.6
         342.0      24.4
         343.0       5.9
    

KBr disc



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