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MassMS-NW-9991 2,4-difluorobenzonitrile C7H3F2N (Mass of molecular ion: 139)
Source Temperature: 230 °C Sample Temperature: 160 °C Reservoir, 75 eV
31.0 3.1 37.0 1.4 38.0 1.1 50.0 2.3 51.0 1.3 56.0 1.0 57.0 2.6 61.0 1.8 62.0 3.0 63.0 2.4 64.0 1.8 68.0 2.6 69.0 1.1 69.5 2.4 70.0 1.0 74.0 1.2 75.0 4.4 81.0 1.5 82.0 1.1 87.0 1.4 88.0 9.0 89.0 3.5 93.0 1.7 94.0 3.2 95.0 1.1 99.0 1.8 100.0 1.1 112.0 16.0 113.0 3.2 119.0 2.5 139.0 100.0 140.0 8.2
400 MHz in CDCl3
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1H NMR 399.65 MHz C7 H3 F2 N 0.035 g : 0.5 ml CDCl3 2,4-difluorobenzonitrile 
Assign. Shift(ppm)
A 7.677 B 7.042 C 7.003
Hz ppm Int.3079.47 7.706 464 3073.49 7.691 543 3072.27 7.688 593 3070.92 7.685 559 3066.28 7.673 586 3064.94 7.670 583 3063.48 7.666 601 3060.67 7.659 86 3057.50 7.651 543 3051.88 7.637 34 2824.95 7.069 366 2823.97 7.067 355 2822.51 7.063 442 2821.53 7.061 440 2817.14 7.050 446 2816.28 7.047 654 2814.82 7.044 588 2813.84 7.041 832 2812.99 7.039 551 2810.91 7.034 171 2808.59 7.028 916 2807.62 7.026 430 2806.15 7.022 778 2805.18 7.020 535 2802.37 7.013 165 2799.93 7.006 1000 2797.49 7.000 720 2794.07 6.992 114 2791.14 6.984 608 2788.70 6.978 491
in CDCl3
KBr disc
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