Benzofuran-2-carboxylic acid

Mass

MS-KW-0265          
2-benzofurancarboxylic acid
C9H6O3              (Mass of molecular ion:    162)

   Source Temperature: 230 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      18.0       1.3
      28.0       2.8
      37.0       1.5
      38.0       2.6
      39.0       9.1
      43.0       2.3
      44.0       3.6
      44.5       5.0
      45.0       3.3
      50.0       3.3
      51.0       4.0
      52.0       1.0
      53.0       1.3
      58.5       1.0
      61.0       2.5
      62.0       7.9
      63.0      16.3
      64.0       3.0
      67.0       4.0
      72.5       1.2
      77.0       3.2
      78.0       9.6
      86.0       1.8
      87.0       2.0
      88.0       2.1
      89.0      28.9
      90.0      11.0
     105.0       2.5
     106.0       1.5
     118.0       7.1
     134.0       6.9
     145.0      38.1
     146.0       3.9
     162.0     100.0
     163.0      10.0
     164.0       1.1

Assign. Shift(ppm) A 13.6 B 7.830 C 7.741 D 7.720 E 7.535 F 7.388

     Hz     ppm     Int.