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MassMS-NW-7898 1,1'-carbonyldipiperidine C11H20N2O (Mass of molecular ion: 196)
Source Temperature: 120 °C Sample Temperature: 100 °C Direct, 75 eV
15.0 1.3 27.0 3.2 28.0 4.3 29.0 3.1 30.0 2.2 39.0 2.0 41.0 21.5 42.0 6.0 43.0 2.9 44.0 1.3 54.0 1.1 55.0 3.7 56.0 7.0 57.0 1.0 67.0 1.0 69.0 25.4 70.0 3.0 83.0 4.5 84.0 100.0 85.0 14.3 86.0 3.0 112.0 15.2 113.0 1.8 196.0 14.0 197.0 2.3
90 MHz in CDCl3
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1H NMR 89.56 MHz C11 H20 N2 O 0.036 g : 0.5 ml CDCl3 1,1'-carbonyldipiperidine 
Assign. Shift(ppm)
A 3.17 B 1.56
Hz ppm Int.296.75 3.314 25 295.81 3.303 28 283.44 3.165 520 270.63 3.022 28 160.06 1.788 24 159.13 1.777 25 158.75 1.773 25 157.94 1.764 28 157.19 1.756 28 156.88 1.752 29 156.00 1.742 31 155.44 1.736 31 155.00 1.731 32 153.06 1.710 42 152.44 1.703 46 151.88 1.696 50 139.56 1.559 1000 126.81 1.416 36 125.38 1.400 26
in CDCl3
KBr disc
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