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MassMS-NW-6467 aurin C19H14O3 (Mass of molecular ion: 290)
Source Temperature: 200 °C Sample Temperature: 190 °C Direct, 75 eV
17.0 6.3 18.0 33.5 26.0 1.2 27.0 3.2 28.0 8.0 29.0 1.3 31.0 1.0 32.0 1.8 37.0 2.4 38.0 4.0 39.0 15.2 40.0 9.4 41.0 1.7 43.0 1.1 44.0 6.9 47.0 3.6 48.0 15.1 50.0 3.2 51.0 4.0 52.0 1.0 53.0 2.3 55.0 7.7 57.0 1.3 61.0 1.3 62.0 2.0 63.0 3.2 64.0 36.3 65.0 16.5 66.0 21.2 67.0 2.0 68.0 1.2 74.0 1.5 77.0 1.5 79.0 1.0 84.0 1.0 93.0 1.7 94.0 100.0 95.0 7.5 170.0 1.1 195.0 1.3 197.0 1.2 198.0 1.4 199.0 1.2 261.0 1.8 289.0 1.0 290.0 8.0 291.0 1.8 292.0 1.1
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C19 H14 O3 0.038 g : 0.5 ml DMSO-d6 aurin 
Assign. Shift(ppm)
A 7.452 B 7.135 C 6.952 D 6.652
Hz ppm Int.2983.55 7.466 346 2974.55 7.443 398 2855.83 7.146 420 2846.98 7.124 369 2783.20 6.965 863 2781.22 6.960 324 2774.51 6.943 997 2662.66 6.663 1000 2660.68 6.658 347 2655.79 6.646 386 2653.81 6.641 874
in DMSO-d6
KBr disc
nujol mull
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