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MassMS-NW-0493 flavone C15H10O2 (Mass of molecular ion: 222)
Source Temperature: 160 °C Sample Temperature: 120 °C Direct, 75 eV
28.0 1.6 38.0 2.7 39.0 4.2 50.0 5.9 51.0 6.7 52.0 2.4 53.0 1.4 62.0 2.3 63.0 12.1 64.0 13.7 65.0 1.4 69.0 1.3 69.5 1.4 70.0 1.0 74.0 3.4 75.0 3.8 76.0 6.7 77.0 4.6 81.5 1.2 82.0 8.0 82.5 7.0 83.0 1.3 89.0 1.3 91.0 1.0 92.0 36.6 93.0 2.7 97.0 15.8 97.5 2.3 101.0 1.3 102.0 11.5 103.0 1.0 105.0 1.8 120.0 76.9 121.0 6.3 129.0 2.4 139.0 1.9 163.0 1.3 164.0 1.2 165.0 8.0 166.0 1.4 194.0 33.7 195.0 5.6 221.0 23.7 222.0 100.0 223.0 17.6 224.0 1.5
parameter in CDCl3
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1H NMR 300 MHz C15 H10 O2 in CDCl3 flavone 
Parameter ppm Hz
D(A) 8.235 D(B) 7.405 D(C) 7.680 D(D) 7.554 J(A,B) 8.15 J(A,C) 1.71 J(A,D) 0.56 J(B,C) 7.22 J(B,D) 0.91 J(C,D) 8.25 D(E) 6.82 D(F) 7.914 D(G) 7.503 D(H) 7.539 J(F,F') 1.84 J(F,G) 7.23 J(F,G') 0.56 J(F,H) 2.36 J(F',G) 0.56 J(F',G') 7.23 J(F',H) 2.36 J(G,G') 0.04 J(G,H) 7.35 J(G',H) 7.35 JOSEPH-NATHAN,P. ET AL. J.MAGN.RESON. 16, 447 (1974)
Hz ppm Int.2475.72 8.252 168 2475.26 8.251 175 2474.02 8.247 179 2473.58 8.245 174 2467.58 8.225 180 2467.12 8.224 187 2465.90 8.220 190 2465.44 8.218 183 2380.98 7.937 52 2379.37 7.931 282 2376.88 7.923 281 2375.38 7.918 123 2374.03 7.913 176 2372.11 7.907 398 2370.18 7.901 177 2369.28 7.898 340 2367.16 7.891 44 2364.70 7.882 12 2313.14 7.710 97 2311.44 7.705 97 2306.00 7.687 130 2304.88 7.683 185 2303.20 7.677 157 2297.76 7.659 178 2296.06 7.654 174 2273.21 7.577 25 2270.60 7.569 253 2269.73 7.566 304 2264.01 7.547 132 2263.33 7.544 145 2261.77 7.539 212 2260.92 7.536 184 2259.81 7.533 233 2257.19 7.524 610 2256.50 7.522 472 2255.06 7.517 265 2254.42 7.515 212 2252.28 7.508 120 2250.83 7.503 217 2249.66 7.499 436 2247.92 7.493 118 2244.13 7.480 95 2242.93 7.476 59 2241.79 7.473 47 2240.86 7.470 54 2229.38 7.431 164 2228.43 7.428 157 2222.24 7.407 158 2221.27 7.404 282 2220.31 7.401 165 2214.13 7.380 128 2213.16 7.377 124 2045.99 6.820 1000
KBr disc
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