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MassMS-NW-1997 2,3-dichloro-1,4-naphthoquinone C10H4Cl2O2 (Mass of molecular ion: 226)
Source Temperature: 170 °C Sample Temperature: 120 °C Direct, 75 eV
17.0 1.4 18.0 7.7 28.0 8.7 36.0 2.8 37.0 2.2 38.0 2.5 39.0 1.2 49.0 2.0 50.0 16.5 51.0 3.5 52.0 4.7 53.0 1.0 61.0 2.2 62.0 1.2 66.0 7.6 73.0 2.4 74.0 12.1 75.0 9.3 76.0 17.4 77.0 1.8 84.0 1.3 85.0 4.3 86.0 1.6 87.0 11.1 89.0 3.3 94.0 1.2 96.0 1.2 98.0 2.9 99.0 19.5 100.0 3.5 104.0 5.7 108.0 1.7 109.0 3.9 110.0 1.0 111.0 1.6 134.0 1.2 135.0 29.2 136.0 2.9 137.0 9.3 163.0 55.4 164.0 5.8 165.0 18.1 166.0 1.8 170.0 1.8 172.0 1.1 191.0 100.0 192.0 11.1 193.0 32.9 194.0 3.6 198.0 10.5 199.0 1.2 200.0 6.7 202.0 1.2 225.0 2.4 226.0 77.8 227.0 10.0 228.0 51.1 229.0 5.9 230.0 8.9
parameter in THF
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1H NMR 300 MHz C10 H4 Cl2 O2 1.4 mol% in THF 2,3-dichloro-1,4-naphthoquinone 
Parameter ppm Hz
D(A) 8.118 D(B) 7.799 J(A,A') 0.54 J(A,B) 7.78 J(A,B') 1.28 J(A',B) 1.28 J(A',B') 7.78 J(B,B') 7.47 CRECELY,R.W. ET AL. J.MOL.SPECTROSC. 32, 407 (1969)
Hz ppm Int.2444.74 8.149 58 2443.72 8.146 71 2440.10 8.134 833 2436.78 8.123 810 2434.35 8.114 770 2431.03 8.103 1000 2427.29 8.091 99 2426.51 8.088 86 2348.59 7.829 86 2347.81 7.826 99 2344.07 7.814 1000 2340.75 7.802 768 2338.32 7.794 810 2335.01 7.783 833 2331.38 7.771 71 2330.37 7.768 58
KBr disc
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