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MassMS-NW-6846 3-phenyl-1H-benzo(f)chromen-1-one C19H12O2 (Mass of molecular ion: 272)
Source Temperature: 250 °C Sample Temperature: 150 °C Direct, 75 eV
18.0 1.5 27.0 2.0 28.0 1.0 31.0 1.9 38.0 1.6 39.0 6.4 50.0 6.7 51.0 9.4 52.0 3.1 61.0 1.5 62.0 7.1 63.0 13.7 64.0 3.2 65.0 1.8 74.0 7.0 75.0 7.3 76.0 7.0 77.0 6.3 81.5 1.0 86.0 3.9 87.0 6.3 88.0 11.1 89.0 5.5 93.5 1.2 94.0 1.3 94.5 5.3 95.0 1.5 98.0 2.1 99.0 1.6 100.0 1.4 101.0 1.7 102.0 7.9 105.0 3.1 106.0 1.2 106.5 4.3 107.0 5.0 107.5 8.8 108.0 2.9 110.0 1.0 111.0 1.0 113.0 14.8 114.0 66.1 115.0 24.5 116.0 5.8 122.0 14.5 122.5 3.1 126.0 3.9 129.0 1.6 136.0 1.7 139.0 2.5 142.0 33.6 143.0 4.2 144.0 24.2 145.0 2.7 163.0 1.5 170.0 50.4 171.0 6.3 187.0 1.5 188.0 1.0 189.0 3.7 213.0 5.9 214.0 2.1 215.0 16.2 216.0 3.3 242.0 1.1 243.0 4.5 244.0 76.9 245.0 15.8 246.0 1.7 271.0 7.3 272.0 100.0 273.0 20.7 274.0 2.8
400 MHz in CDCl3
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1H NMR 399.65 MHz C19 H12 O2 0.037 g : 0.5 ml CDCl3 3-phenyl-1H-benzo(f)chromen-1-one 
Assign. Shift(ppm)
A 10.059 B 8.039 C 7.896 D 7.851 E *1 7.726 F *1 7.570 G 7.546 J 7.51 to 7.48 K 6.938 ASSIGNED BY C-H COSY. J(B,G)=9.0HZ
Hz ppm Int.4025.12 10.072 162 4024.51 10.071 168 4024.05 10.069 168 4016.42 10.050 171 4015.81 10.049 172 4015.35 10.048 170 3217.77 8.052 236 3208.77 8.029 260 3164.52 7.919 32 3160.86 7.910 272 3158.72 7.904 295 3157.20 7.900 95 3155.52 7.896 250 3154.45 7.894 219 3153.38 7.891 152 3152.01 7.887 177 3151.09 7.885 293 3148.50 7.879 42 3146.06 7.873 30 3142.55 7.864 142 3141.94 7.862 144 3141.33 7.861 150 3134.61 7.844 161 3133.85 7.842 162 3133.24 7.840 169 3096.62 7.749 115 3095.09 7.745 105 3089.60 7.731 173 3088.07 7.727 219 3086.40 7.723 108 3080.90 7.709 127 3079.53 7.706 121 3035.74 7.596 145 3034.52 7.593 154 3028.72 7.579 135 3027.65 7.576 234 3026.43 7.573 147 3019.56 7.556 502 3010.71 7.534 381 3002.62 7.514 73 3002.17 7.512 74 3000.79 7.509 101 2998.50 7.503 656 2996.52 7.498 507 2993.32 7.490 301 2991.64 7.486 325 2989.81 7.482 75 2987.82 7.477 95 2772.98 6.939 1000
in CDCl3
KBr disc
nujol mull
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