Ursolic acid acetate

Mass

MS2004-02285WA      
3beta-acetoxy-12-ursen-28-oic acid
C32H50O4            (Mass of molecular ion:    498)

   Source Temperature: 250 °C
   Sample Temperature:  45 °C
   Direct, 70 eV

      41.0       3.2
      43.0       8.4
      55.0       5.2
      57.0       1.0
      67.0       2.5
      69.0       7.6
      77.0       1.0
      79.0       3.0
      80.0       1.0
      81.0       6.3
      83.0       2.5
      91.0       3.6
      93.0       5.7
      94.0       1.3
      95.0       6.4
     105.0       6.8
     106.0       1.3
     107.0       6.5
     108.0       1.4
     109.0       4.2
     117.0       1.9
     119.0      10.1
     120.0       2.4
     121.0       5.9
     122.0       1.5
     123.0       2.2
     129.0       1.0
     131.0       3.5
     132.0       1.6
     133.0      31.5
     134.0       4.9
     135.0       4.6
     136.0       1.0
     137.0       1.0
     143.0       1.5
     145.0       3.5
     146.0       1.8
     147.0       7.1
     148.0       1.8
     149.0       2.1
     153.0       1.1
     157.0       1.4
     159.0       2.7
     161.0       3.9
     162.0       1.0
     163.0       1.6
     164.0       1.2
     165.0       1.1
     171.0       1.2
     173.0       3.2
     175.0       6.9
     176.0       1.5
     177.0       2.1
     178.0       1.0
     185.0       1.0
     187.0       4.0
     188.0       1.7
     189.0      21.0
     190.0      25.1
     191.0      10.0
     192.0       1.6
     201.0       3.3
     202.0       3.5
     203.0      42.6
     204.0       9.9
     205.0       2.0
     215.0       2.2
     219.0       8.5
     220.0       1.8
     221.0       1.0
     233.0       1.8
     234.0       2.6
     235.0       4.2
     236.0       1.8
     241.0       1.1
     246.0       1.1
     247.0       1.4
     248.0     100.0
     249.0      28.8
     250.0       4.1
     255.0       1.2
     256.0       1.0
     287.0       1.0
     300.0       3.8
     301.0       1.9
     302.0       1.2
     395.0       1.1
     423.0       1.9
     438.0       4.1
     439.0       1.6