Show how how to do this NMR. Please Show work on the NMR and where each comes fr
ID: 902553 • Letter: S
Question
Show how how to do this NMR. Please Show work on the NMR and where each comes from.
Dibenzylacetone C17H14O
ppm Hz Intensity ppm Hz Intensity 1 7.77 3105.5 294.317 7.42 2967.7 143.5 2 7.73 3089.5 331.218 7.42 2965.4 551.5 3 7.64 3053.9 129.919 7.41 2963.0 696.5 4 7.64 3053.3 115.3 20 7.39 2956.1 33.6 5 7.63 3052.5 52.3 6 7.63 3051.6 55.4 7 7.63 3050.1 199.723 7.07 2827.8 545.2 8 7.63 3049.0 183.024 6.74 2696.3 17.1 9 7.62 3046.6 142.5 25 6.70 2680.0 15.4 10 7.62 3045.9 229.726 2.39 954.7129.5 11 7.61 3044.2 161.5 27 2.17 867.1 36.0 12 7.61 3043.7 180.628 1.59 636.2 90.7 13 7.54 3013.6 19.4 14 7.50 2997.6 12.2 15 7.43 2969.9 324.0 31 1.23 490.2 22.0 16 7.42 2968.6 264.0 21 7.26 2902.4 171.9 22 7.11 2843.8 592.1 29 1.26 504.3 23.2 30 1.24 497.3 45.6 7.2 7.0 6.9 6.8 6.7 6.6 7.5 f1 (ppm) 8.4 8.3 8.2 8.1 8.0 7.9 7.8 7.7 7.6 7.4 7.3Explanation / Answer
Structure of dibenzalacetone is as follows
NMR peaks for desired proton is as follows
Hd= 7.77-7.73
Hc= 7.63-7.61
Hd and He=7.43-7.39
and Ha= 7.11-7.07