6-甲氧基-3-甲基苯并呋喃-2-甲酸(10410-29-4)质谱(MS)

Mass

MS-IW-0113          
6-methoxy-3-methyl-2-benzofurancarboxylic acid
C11H10O4            (Mass of molecular ion:    206)

   Source Temperature: 180 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      18.0       2.4
      28.0       1.1
      31.0       1.3
      39.0       1.2
      44.0       2.1
      45.0       1.3
      51.0       1.4
      63.0       2.2
      65.0       2.3
      77.0       2.3
      79.0       1.3
      89.0       3.7
      90.0       1.8
      91.0       3.1
     103.0       1.7
     107.0       1.7
     117.0       1.2
     118.0       1.1
     132.0       1.6
     133.0       1.7
     135.0       1.5
     147.0       7.1
     161.0       2.5
     162.0       8.9
     163.0       6.7
     189.0       2.5
     191.0      50.1
     192.0       5.7
     205.0       1.0
     206.0     100.0
     207.0      12.2
     208.0       1.5