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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-249.333106
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 3289 1.43      
2 A' 3183 2965 79.33      
3 A' 3171 2954 22.85      
4 A' 3164 2948 27.18      
5 A' 3132 2918 31.60      
6 A' 3120 2907 23.84      
7 A' 3120 2906 17.64      
8 A' 1617 1506 4.95      
9 A' 1608 1498 12.32      
10 A' 1600 1491 2.52      
11 A' 1477 1376 0.22      
12 A' 1458 1359 0.92      
13 A' 1405 1309 0.28      
14 A' 1357 1265 6.31      
15 A' 1255 1170 3.52      
16 A' 1101 1025 4.06      
17 A' 1043 971 2.86      
18 A' 954 889 31.33      
19 A' 892 831 5.21      
20 A' 831 774 13.97      
21 A' 749 698 139.65      
22 A' 575 535 1.39      
23 A' 451 421 2.08      
24 A' 402 375 7.39      
25 A' 250 233 5.84      
26 A" 3179 2961 12.76      
27 A" 3164 2948 63.16      
28 A" 3127 2913 17.50      
29 A" 3118 2905 18.53      
30 A" 1602 1493 0.06      
31 A" 1598 1488 5.01      
32 A" 1570 1463 6.40      
33 A" 1461 1361 0.01      
34 A" 1451 1352 0.12      
35 A" 1446 1347 2.47      
36 A" 1380 1286 0.35      
37 A" 1277 1190 7.70      
38 A" 1201 1118 1.26      
39 A" 1137 1059 19.86      
40 A" 1102 1027 1.59      
41 A" 1007 938 6.96      
42 A" 884 824 0.01      
43 A" 848 790 0.08      
44 A" 471 439 1.24      
45 A" 246 230 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 36358.4 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 33871.4 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