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网站主页CAS数据库列表 20958-15-0更多图谱异丹参酮IIA(20958-15-0)质谱(MS)

异丹参酮IIA

产品名称 异丹参酮IIA

CAS号20958-15-0

分子式C19H18O3

分子量294.34


  • Mass

    MS-IW-8005          
    4,4,8-trimethyl-1,2,3,4-tetrahydrophenanthro(3,2-b)furan-7,11-dione
    C19H18O3            (Mass of molecular ion:    294)
    

       Source Temperature: 150 °C
       Sample Temperature: 130 °C
       Direct, 75 eV
    

          28.0       1.4
          43.0       2.2
          63.0       1.1
          76.0       2.0
          77.0       1.0
          82.0       1.1
          88.0       1.4
          89.0       2.4
          94.5       1.2
         109.0       2.4
         115.0       3.9
         125.5       1.4
         126.0       1.7
         127.0       3.2
         128.0       4.1
         129.0       1.6
         132.0      14.2
         132.5       2.6
         137.0       2.6
         139.0       2.2
         139.5       3.5
         140.0       1.1
         141.0       3.3
         142.0       1.4
         143.0       3.0
         151.0       1.2
         152.0       3.0
         153.0       1.3
         155.0       2.5
         165.0       4.9
         166.0       1.3
         167.0       1.0
         169.0       1.8
         171.0       1.6
         176.0       1.4
         177.0       1.1
         178.0       3.1
         179.0       2.7
         180.0       1.0
         181.0       1.2
         189.0       2.3
         190.0       1.4
         191.0       1.3
         193.0       1.1
         195.0       1.4
         205.0       1.6
         207.0       1.6
         208.0       1.1
         209.0       1.2
         219.0       1.5
         221.0       1.9
         222.0       1.4
         223.0       2.0
         225.0       1.3
         233.0       1.8
         234.0       1.0
         235.0       5.0
         236.0       2.4
         237.0       3.5
         238.0       1.5
         239.0       1.1
         249.0       1.4
         250.0       3.0
         251.0      44.0
         252.0      10.9
         253.0       2.5
         261.0       2.9
         262.0       2.1
         263.0       3.6
         264.0       8.5
         265.0      33.6
         266.0       7.0
         267.0       1.6
         277.0       4.2
         278.0       2.0
         279.0      94.5
         280.0      18.7
         281.0       3.2
         292.0       1.7
         293.0       2.4
         294.0     100.0
         295.0      21.1
         296.0       4.6
    

KBr disc



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