4-Picoline-N-oxide

Mass

MS-NW-1264          
4-methylpyridine 1-oxide
C6H7NO              (Mass of molecular ion:    109)

   Source Temperature: 260 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV

      18.0       3.4
      26.0       3.0
      27.0      12.3
      28.0       5.8
      29.0       1.1
      30.0       1.7
      37.0       2.4
      38.0       4.9
      39.0      29.3
      40.0       5.7
      41.0       6.7
      42.0       1.4
      44.0       1.5
      49.0       1.2
      50.0       8.0
      51.0      14.3
      52.0       7.9
      53.0      27.8
      54.0      14.1
      55.0       1.4
      61.0       1.0
      62.0       2.0
      63.0       4.9
      64.0       2.7
      65.0      13.7
      66.0      14.4
      67.0       3.6
      77.0       7.6
      78.0       3.5
      80.0       9.2
      81.0       8.0
      82.0       2.5
      91.0       4.5
      92.0      10.3
      93.0      30.5
      94.0       2.1
     108.0       9.1
     109.0     100.0
     110.0       7.2

Parameter ppm Hz D(A) 7.87 D(B) 6.97 J(A,A') 1.8 J(A,B) 6.4 J(A,B') 0.4 J(A',B) 0.4 J(A',B') 6.4 J(B,B') 2.8 D(C) 2.30 ABRAMOVITCH,R.A. & DAVIS,J.B. J.CHEM.SOC.B 1966, 1137 J(A,A') AND J(B,B') : CA.VALUE.

     Hz     ppm     Int.

   2367.10   7.890     93
   2364.51   7.882    902
   2362.59   7.875    360
   2359.57   7.865    366
   2357.65   7.859    941
   2355.00   7.850    100
   2097.01   6.990    100
   2094.41   6.981    941
   2092.49   6.975    366
   2089.48   6.965    360
   2087.56   6.959    893
   2084.91   6.950     92
    689.98   2.300   1000