4-甲氧基-2-甲基苯甲酸(6245-57-4)红外图谱(IR2)

Mass

MS-IW-7532          
4-methoxy-2-methylbenzoic acid
C9H10O3             (Mass of molecular ion:    166)

   Source Temperature: 150 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      18.0       3.4
      27.0       1.3
      38.0       1.5
      39.0       5.0
      41.0       1.8
      43.0       3.1
      45.0       1.1
      50.0       3.1
      51.0       8.1
      52.0       4.1
      53.0       2.5
      55.0       1.5
      62.0       2.1
      63.0       5.0
      64.0       1.2
      65.0       4.3
      66.0       1.7
      67.0       1.7
      74.0       2.8
      75.0       1.0
      76.0       1.0
      77.0      14.6
      78.0       7.6
      79.0       3.0
      83.0       1.3
      89.0       3.0
      90.0       2.9
      91.0      15.4
      92.0       2.1
      95.0       1.3
     105.0       4.9
     106.0       2.5
     107.0       1.3
     120.0      12.8
     121.0      22.2
     122.0       3.1
     123.0       2.4
     135.0       1.5
     148.0      43.3
     149.0      74.0
     150.0       7.4
     151.0       1.2
     165.0       1.6
     166.0     100.0
     167.0      10.2
     168.0       1.1