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MassMS2014-05108CW 3,4-bis(benzyloxy)benzaldehyde C21H18O3 (Mass of molecular ion: 318)
Source Temperature: 240 °C Sample Temperature: 20 °C Direct, 70 eV
39.0 4.4 41.0 1.4 51.0 3.3 52.0 1.7 63.0 2.6 65.0 12.2 77.0 1.0 79.0 1.8 80.0 1.0 89.0 2.3 90.0 1.3 91.0 100.0 92.0 7.4 181.0 4.4 227.0 9.6 228.0 1.5 318.0 3.6
400 MHz in CDCl3
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1H NMR 399.65 MHz C21 H18 O3 0.040 g : 0.5 ml CDCl3 3,4-bis(benzyloxy)benzaldehyde 
Assign. Shift(ppm)
A 9.791 B 7.479 C 7.45 to 7.31 D 7.001 E *1 5.229 F *1 5.190
Hz ppm Int.3913.27 9.792 1000 2989.96 7.482 413 2987.98 7.477 462 2985.23 7.470 218 2983.86 7.467 290 2976.99 7.449 413 2976.38 7.448 447 2975.77 7.446 461 2973.63 7.441 282 2967.22 7.425 378 2966.46 7.423 394 2965.85 7.422 350 2959.59 7.406 272 2957.76 7.401 241 2952.88 7.389 209 2951.35 7.385 510 2949.37 7.380 503 2947.24 7.375 152 2944.49 7.368 549 2942.20 7.362 524 2940.67 7.359 253 2938.39 7.353 159 2936.40 7.348 294 2934.88 7.344 311 2932.59 7.338 77 2930.45 7.333 126 2929.08 7.330 192 2927.25 7.325 155 2925.11 7.320 224 2923.89 7.317 151 2921.75 7.311 210 2917.94 7.302 209 2915.04 7.294 84 2913.21 7.290 43 2911.99 7.287 43 2910.77 7.284 61 2909.39 7.280 35 2802.12 7.012 387 2793.88 6.991 351 2090.00 5.230 870 2074.43 5.191 880
in CDCl3
KBr disc
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