4-乙酰氧基氮杂环丁酮

Mass

MS-IW-0793          
(3R,4R)-4-acetoxy-3-((R)-1-(tert-butyldimethylsilyloxy)ethyl)-2-azetidinone
C13H25NO4Si         (Mass of molecular ion:    287)

   Source Temperature: 120 °C
   Sample Temperature: 100 °C
   Direct, 75 eV

      27.0       1.2
      28.0       1.2
      29.0       1.4
      39.0       2.2
      41.0       5.3
      42.0       2.2
      43.0       5.5
      44.0       2.0
      45.0       5.8
      47.0       4.4
      55.0       1.3
      56.0       2.6
      57.0       2.8
      59.0       6.2
      60.0       3.0
      61.0       1.8
      67.0       1.5
      68.0       1.7
      69.0       3.2
      70.0       1.0
      71.0       1.0
      73.0       8.1
      74.0       1.7
      75.0     100.0
      76.0       8.0
      77.0       4.6
      85.0       1.2
      95.0       1.4
      96.0       1.4
      99.0       5.9
     100.0       6.1
     101.0       6.6
     102.0       1.1
     103.0       2.4
     115.0       1.8
     117.0       3.1
     122.0       1.5
     126.0       9.5
     127.0       3.7
     128.0       1.1
     132.0       6.4
     142.0       1.1
     143.0       6.5
     144.0       2.5
     159.0       1.7
     170.0       7.6
     171.0       1.6
     188.0       1.3
     196.0       1.5
     197.0       1.2