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Anthraquinone

Product Name Anthraquinone

CAS84-65-1

MFC14H8O2

MW208.21

¹³CNMR

Mass

MS-NW-0320          
anthraquinone
C14H8O2             (Mass of molecular ion:    208)

   Source Temperature: 140 °C
   Sample Temperature: 100 °C
   Direct, 75 eV

      39.0       1.3
      50.0       8.1
      51.0       2.7
      62.0       1.6
      63.0       6.5
      74.0       5.6
      75.0       9.1
      75.5       4.3
      76.0      29.0
      76.5       2.4
      77.0       4.1
      86.0       1.1
      87.0       1.7
      89.5       1.0
      90.0       6.0
      98.0       1.5
      99.0       1.7
     101.0       1.0
     102.0       1.7
     103.5       1.0
     104.0       1.4
     125.0       1.9
     126.0       6.3
     150.0       9.4
     151.0      22.9
     152.0      48.0
     153.0       6.3
     179.0       4.0
     180.0      79.6
     181.0      11.4
     182.0       1.0
     207.0      13.7
     208.0     100.0
     209.0      15.5
     210.0       1.6

parameter in CDCl3

400 MHz in CDCl3

¹H NMR	300 MHz
C₁₄ H₈ O₂	in CDCl₃
anthraquinone

    Parameter     ppm  Hz

      D(A)         8.34
      D(B)         7.83
       J(A,A')         0.5
       J(A,B)          8.1
       J(A,B')         1.2
       J(A',B)         1.2
       J(A',B')        8.1
       J(B,B')         7.6
     
     SHARPLESS,N.E. & BRADLEY,R.B. ORG.MAGN.RESON. 6, 115 (1974)

     Hz     ppm     Int.

   2511.48   8.372     67
   2510.59   8.369     79
   2506.76   8.356    887
   2503.44   8.345    820
   2500.78   8.336    803
   2497.46   8.325   1000
   2493.57   8.312     99
   2492.82   8.309     87
   2358.18   7.861     87
   2357.44   7.858     99
   2353.55   7.845    999
   2350.23   7.834    799
   2347.56   7.825    820
   2344.24   7.814    887
   2340.42   7.801     79
   2339.53   7.798     67

¹H NMR	399.65 MHz
C₁₄ H₈ O₂	saturated in CDCl₃
anthraquinone

    Assign.     Shift(ppm)

      A             8.324
      B             7.810

     Hz     ppm     Int.

   3336.18   8.348     65
   3335.21   8.346     80
   3334.11   8.343     31
   3333.37   8.341     33
   3331.67   8.337    864
   3329.71   8.332     60
   3328.25   8.328    682
   3325.81   8.322    629
   3322.51   8.314   1000
   3320.92   8.310     45
   3318.85   8.305     80
   3317.99   8.303     67
   3130.49   7.834     82
   3129.52   7.831     98
   3128.78   7.829     44
   3128.30   7.828     42
   3125.98   7.822    947
   3122.68   7.814    629
   3120.12   7.808    698
   3116.82   7.799    935
   3115.11   7.795     31
   3114.75   7.794     30
   3113.28   7.791     74
   3112.30   7.788     52

in CDCl3

KBr disc

nujol mull

SEMIQUINONE ANION RADICAL, RED. WITH GLUCOSE

SEMIQUINONE ANION RADICAL, DAYLIGHT PHOTOLYSIS

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