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MS-IW-0062 trans-4-hydroxystilbene C14H12O (Mass of molecular ion: 196)
Source Temperature: 170 °C Sample Temperature: 120 °C Direct, 75 eV
39.0 1.3 51.0 1.6 63.0 1.7 65.0 1.2 76.0 3.2 77.0 1.6 82.0 2.2 82.5 1.7 83.0 1.8 84.0 1.5 88.0 2.1 88.5 1.1 89.0 4.9 94.0 1.2 97.0 3.6 98.0 4.0 102.0 1.1 115.0 2.1 118.0 1.4 128.0 1.1 139.0 1.7 141.0 1.2 151.0 1.9 152.0 6.8 153.0 2.6 164.0 1.0 165.0 11.3 166.0 4.6 167.0 11.6 168.0 2.0 176.0 4.2 177.0 20.5 178.0 7.7 179.0 7.5 180.0 1.1 181.0 12.7 182.0 1.8 194.0 4.6 195.0 30.0 196.0 100.0 197.0 15.1 198.0 1.3
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C14 H12 O 0.031 g : 0.5 ml DMSO-d6 trans-4-hydroxystilbene Assign. Shift(ppm)
A 9.63 B 7.543 C 7.440 D 7.348 E 7.226 F 7.150 G 7.028 J 6.802 ASSIGNED BY H-H COSY. J(F,G)=16.5HZ
Hz ppm Int.
3848.27 9.630 188 3018.49 7.553 674 3011.17 7.535 780 3010.71 7.534 774 2978.06 7.452 868 2969.36 7.430 946 2944.49 7.368 447 2937.01 7.349 854 2929.23 7.330 514 2894.13 7.242 299 2886.81 7.224 440 2879.49 7.206 177 2868.35 7.178 347 2852.02 7.137 638 2814.79 7.044 637 2798.31 7.002 349 2725.68 6.821 133 2722.93 6.814 1000 2714.39 6.792 986
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