1,5-DIHYDROXYANTHRAQUINONE

Mass

MS-NW-5695          
1,5-dihydroxyanthraquinone
C14H8O4             (Mass of molecular ion:    240)

   Source Temperature: 160 °C
   Sample Temperature: 100 °C
   Direct, 75 eV

      18.0       1.0
      28.0       1.3
      38.0       1.2
      39.0       2.8
      50.0       1.4
      51.0       3.2
      53.0       1.4
      61.0       1.0
      62.0       3.0
      63.0       6.1
      64.0       4.0
      65.0       1.6
      69.0       1.2
      74.0       2.0
      75.0       3.0
      76.0       1.7
      77.0       2.3
      77.5       1.1
      78.0       1.2
      79.0       1.3
      83.0       1.0
      86.0       1.3
      87.0       1.5
      91.0       2.2
      92.0       9.7
      93.0       1.5
     101.0       1.9
     102.0       2.7
     106.0       1.0
     119.0       2.6
     120.0       4.2
     121.0       1.9
     126.0       2.2
     127.0       4.4
     128.0       6.3
     129.0       1.2
     137.0       1.0
     138.0       4.3
     139.0       2.6
     155.0       5.8
     156.0       2.6
     168.0       1.2
     183.0       1.5
     184.0      14.0
     185.0       2.0
     211.0       1.9
     212.0      11.0
     213.0       1.6
     223.0       6.6
     224.0       4.6
     239.0       6.0
     240.0     100.0
     241.0      16.0
     242.0       2.1
     256.0       2.8

Parameter ppm Hz D(A) 7.818 D(B) 7.665 D(C) 7.284 D(D) 12.012 J(A,B) 7.51 J(A,C) 1.15 J(A,D) 0.0 J(B,C) 8.48 J(B,D) 0.41 J(C,D) 0.0 CRECELY,K.M. ET AL. J.MAGN.RESON. 1, 633 (1969)

     Hz     ppm     Int.

   3603.61  12.012   1000
   2350.04   7.833    289
   2348.90   7.830    298
   2342.56   7.809    407
   2341.42   7.805    406
   2307.36   7.691    276
   2299.04   7.663    352
   2291.47   7.638    220
   2189.86   7.300    378
   2188.71   7.296    373
   2181.41   7.271    327
   2180.27   7.268    322