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All results from a given calculation for C5H11N (Piperidine)

using model chemistry: CID/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes NH axial 1A'

Conformer 1 (NH equatorial)

Jump to S1C2
Vibrational Frequencies calculated at CID/3-21G*
Rotational Constants (cm-1) from geometry optimized at CID/3-21G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (NH axial)

Jump to S1C1
Energy calculated at CID/3-21G*
 hartrees
Energy at 0K-249.318600
Energy at 298.15K-249.333088
Nuclear repulsion energy256.973913
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CID/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3530 3285 1.43      
2 A' 3183 2962 79.33      
3 A' 3171 2951 22.85      
4 A' 3164 2945 27.18      
5 A' 3132 2915 31.60      
6 A' 3120 2904 23.84      
7 A' 3120 2903 17.64      
8 A' 1617 1505 4.95      
9 A' 1608 1496 12.32      
10 A' 1600 1489 2.52      
11 A' 1477 1374 0.22      
12 A' 1458 1357 0.92      
13 A' 1405 1307 0.28      
14 A' 1357 1263 6.31      
15 A' 1255 1168 3.52      
16 A' 1101 1024 4.06      
17 A' 1043 970 2.86      
18 A' 954 888 31.33      
19 A' 892 830 5.21      
20 A' 831 773 13.97      
21 A' 749 697 139.65      
22 A' 575 535 1.39      
23 A' 451 420 2.08      
24 A' 402 374 7.39      
25 A' 250 233 5.84      
26 A" 3179 2958 12.76      
27 A" 3164 2944 63.16      
28 A" 3127 2910 17.50      
29 A" 3118 2902 18.53      
30 A" 1602 1491 0.06      
31 A" 1598 1487 5.01      
32 A" 1570 1461 6.40      
33 A" 1461 1360 0.01      
34 A" 1451 1350 0.12      
35 A" 1446 1345 2.47      
36 A" 1380 1284 0.35      
37 A" 1277 1189 7.70      
38 A" 1201 1117 1.26      
39 A" 1137 1058 19.86      
40 A" 1102 1025 1.59      
41 A" 1007 937 6.96      
42 A" 884 823 0.01      
43 A" 848 789 0.08      
44 A" 471 438 1.24      
45 A" 246 229 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 36358.4 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 33831.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CID/3-21G*
ABC
0.14731 0.14511 0.08347

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.671 1.317 0.000
H2 0.633 2.409 0.000
H3 1.725 1.022 0.000
C4 -0.009 0.754 1.270
C5 -0.009 0.754 -1.270
C6 -0.009 -0.793 -1.231
C7 -0.009 -0.793 1.231
N8 -0.634 -1.344 0.000
H9 -1.637 -1.167 0.000
H10 0.505 1.105 2.168
H11 0.505 1.105 -2.168
H12 -1.043 1.110 1.313
H13 -1.043 1.110 -1.313
H14 1.023 -1.152 -1.259
H15 1.023 -1.152 1.259
H16 -0.531 -1.205 -2.096
H17 -0.531 -1.205 2.096

Atom - Atom Distances (Å)
  C1 H2 H3 C4 C5 C6 C7 N8 H9 H10 H11 H12 H13 H14 H15 H16 H17
C11.09221.09461.54741.54742.53652.53652.96443.39092.18502.18502.16932.16932.79372.79373.49313.4931
H21.09221.76552.18322.18323.49043.49043.96134.23552.53322.53322.49412.49413.79663.79664.33704.3370
H31.09461.76552.16632.16632.79592.79593.34094.01132.48942.48943.06503.06502.60782.60783.80023.8002
C41.54742.18322.16632.54092.94121.54772.53112.82001.09273.49471.09432.80583.33062.16693.92982.1888
C51.54742.18322.16632.54091.54772.94122.53112.82003.49471.09272.80581.09432.16693.33062.18883.9298
C62.53653.49042.79592.94121.54772.46191.48622.07453.92752.17913.34162.16781.09282.71891.09113.3929
C72.53653.49042.79591.54772.94122.46191.48622.07452.17913.92752.16783.34162.71891.09283.39291.0911
N82.96443.96133.34092.53112.53111.48621.48621.01843.46403.46402.81382.81382.08962.08962.10342.1034
H93.39094.23554.01132.82002.82002.07452.07451.01843.80163.80162.69512.69512.94242.94242.37032.3703
H102.18502.53322.48941.09273.49473.92752.17913.46403.80164.33661.76823.81034.13622.48794.95962.5330
H112.18502.53322.48943.49471.09272.17913.92753.46403.80164.33663.81031.76822.48794.13622.53304.9596
H122.16932.49413.06501.09432.80583.34162.16782.81382.69511.76823.81032.62694.00003.06374.15312.4970
H132.16932.49413.06502.80581.09432.16783.34162.81382.69513.81031.76822.62693.06374.00002.49704.1531
H142.79373.79662.60783.33062.16691.09282.71892.08962.94244.13622.48794.00003.06372.51771.76603.6979
H152.79373.79662.60782.16693.33062.71891.09282.08962.94242.48794.13623.06374.00002.51773.69791.7660
H163.49314.33703.80023.92982.18881.09113.39292.10342.37034.95962.53304.15312.49701.76603.69794.1925
H173.49314.33703.80022.18883.92983.39291.09112.10342.37032.53304.95962.49704.15313.69791.76604.1925

picture of Piperidine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 C7 110.072 C1 C4 H10 110.520
C1 C4 H12 109.199 C1 C5 C6 110.072
C1 C5 H11 110.520 C1 C5 H13 109.199
H2 C1 H3 107.676 H2 C1 C4 110.411
H2 C1 C5 110.411 H3 C1 C4 108.954
H3 C1 C5 108.954 C4 C1 C5 110.370
C4 C7 N8 113.062 C4 C7 H15 109.085
C4 C7 H17 110.904 C5 C6 N8 113.062
C5 C6 H14 109.085 C5 C6 H16 110.904
C6 C5 H11 110.042 C6 C5 H13 109.066
C6 N8 C7 111.838 C6 N8 H9 110.443
C7 C4 H10 110.042 C7 C4 H12 109.066
C7 N8 H9 110.443 N8 C6 H14 107.250
N8 C6 H16 108.426 N8 C7 H15 107.250
N8 C7 H17 108.426 H10 C4 H12 107.895
H11 C5 H13 107.895 H14 C6 H16 107.928
H15 C7 H17 107.928
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability