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MassMS-NW-7573 ethyl 2-piperidinecarboxylate C8H15NO2 (Mass of molecular ion: 157)
Source Temperature: 260 °C Sample Temperature: 170 °C Reservoir, 75 eV
27.0 3.2 28.0 6.7 29.0 3.9 30.0 3.6 31.0 1.5 39.0 1.3 41.0 2.6 42.0 3.0 54.0 2.1 55.0 6.3 56.0 12.4 57.0 1.4 67.0 1.4 82.0 3.3 83.0 1.0 84.0 100.0 85.0 6.1 193.0 1.0
400 MHz in CDCl3
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1H NMR 399.65 MHz C8 H15 N O2 0.05 ml : 0.5 ml CDCl3 ethyl 2-piperidinecarboxylate 
Assign. Shift(ppm)
A 4.179 B 3.339 C 3.083 D 2.664 E 2.36 F 1.966 G 1.79 J 1.58 K 1.53 L 1.46 M 1.43 N 1.274 ASSIGNED BY H-H COSY.
Hz ppm Int.1681.15 4.207 142 1678.22 4.200 36 1674.07 4.189 396 1666.99 4.172 411 1663.21 4.162 33 1659.91 4.154 158 1341.06 3.356 113 1338.01 3.348 146 1331.30 3.332 118 1328.00 3.323 135 1242.19 3.109 53 1238.28 3.099 90 1235.96 3.093 55 1229.98 3.078 64 1227.29 3.071 85 1226.44 3.069 90 1223.63 3.062 69 1077.51 2.697 60 1074.46 2.689 52 1070.19 2.678 30 1067.02 2.670 75 1065.43 2.666 79 1063.96 2.663 76 1062.38 2.659 63 1054.93 2.640 63 1051.76 2.632 50 940.19 2.353 40 796.88 1.994 37 793.46 1.986 65 791.38 1.981 58 790.28 1.978 65 785.89 1.967 56 780.76 1.954 76 777.71 1.946 86 724.98 1.815 35 724.00 1.812 34 723.75 1.811 34 722.05 1.807 47 721.07 1.805 47 717.77 1.796 64 713.50 1.786 81 709.11 1.775 53 640.26 1.603 31 637.45 1.596 55 632.69 1.584 77 630.74 1.579 83 627.81 1.571 92 624.39 1.563 80 619.38 1.550 91 615.84 1.541 74 608.76 1.524 63 606.08 1.517 77 603.39 1.510 56 601.07 1.504 47 598.14 1.497 95 596.68 1.494 73 594.12 1.487 69 589.97 1.477 84 588.01 1.472 141 584.84 1.464 99 583.25 1.460 69 581.67 1.456 79 578.74 1.449 159 577.15 1.445 146 573.73 1.436 81 571.29 1.430 74 567.75 1.421 87 566.04 1.417 60 528.44 1.323 30 521.24 1.305 56 516.36 1.293 567 509.16 1.275 1000 502.08 1.257 571 496.70 1.243 45
in CDCl3
liquid film
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