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MassMS-NW-6998 N,N'-m-phenylenedimaleimide C14H8N2O4 (Mass of molecular ion: 268)
Source Temperature: 210 °C Sample Temperature: 140 °C Direct, 75 eV
18.0 3.4 26.0 15.4 27.0 1.3 28.0 1.3 38.0 1.7 39.0 2.9 50.0 1.6 51.0 1.9 52.0 2.3 53.0 5.8 54.0 31.8 55.0 2.1 62.0 1.3 63.0 2.0 64.0 1.7 65.0 1.1 76.0 1.7 77.0 4.6 78.0 1.4 79.0 1.0 80.0 1.7 82.0 9.5 89.0 1.7 90.0 3.6 93.0 2.2 103.0 1.6 104.0 3.2 106.0 1.2 115.0 1.4 116.0 3.2 118.0 1.6 128.0 1.1 129.0 1.9 130.0 2.7 131.0 1.3 132.0 1.6 134.0 3.7 142.0 2.7 143.0 1.0 144.0 4.9 145.0 1.5 154.0 4.1 155.0 1.2 156.0 2.7 158.0 2.1 159.0 1.3 160.0 2.7 169.0 1.6 170.0 5.5 171.0 1.5 172.0 3.7 184.0 4.2 185.0 1.2 186.0 2.3 187.0 2.5 188.0 5.9 189.0 1.2 195.0 1.1 196.0 5.2 197.0 1.1 198.0 11.5 199.0 2.1 211.0 1.4 212.0 2.4 214.0 2.3 223.0 1.2 224.0 5.1 239.0 2.7 240.0 9.7 241.0 1.6 268.0 100.0 269.0 16.3 270.0 2.2
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C14 H8 N2 O4 0.038 g : 0.5 ml DMSO-d6 N,N'-m-phenylenedimaleimide 
Assign. Shift(ppm)
A 7.615 B 7.404 C 7.375 D 7.201
Hz ppm Int.3052.37 7.638 45 3044.19 7.618 92 3036.38 7.598 67 2963.75 7.416 132 2961.91 7.412 153 2956.05 7.397 81 2953.86 7.392 150 2949.10 7.380 94 2947.14 7.375 116 2945.19 7.370 54 2882.20 7.212 25 2878.17 7.202 1000
in CDCl3
in DMSO-d6
KBr disc
nujol mull
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