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All results from a given calculation for C5H11N (Piperidine)

using model chemistry: MP2=FULL/STO-3G

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 MP2=FULL/STO-3G
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/STO-3G
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (NH axial)

Jump to S1C1
Energy calculated at MP2=FULL/STO-3G
 hartrees
Energy at 0K-247.522077
Energy at 298.15K-247.536233
Nuclear repulsion energy253.355857
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 MP2=FULL/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3637 3233 15.25      
2 A' 3520 3129 11.95      
3 A' 3512 3122 3.87      
4 A' 3509 3119 0.37      
5 A' 3402 3024 4.82      
6 A' 3398 3020 3.37      
7 A' 3394 3017 9.32      
8 A' 1727 1535 0.03      
9 A' 1710 1520 0.80      
10 A' 1698 1510 0.93      
11 A' 1561 1388 0.56      
12 A' 1552 1379 12.13      
13 A' 1461 1298 6.23      
14 A' 1418 1261 6.87      
15 A' 1346 1196 5.08      
16 A' 1161 1032 1.25      
17 A' 1110 987 7.72      
18 A' 1082 962 21.38      
19 A' 954 848 12.08      
20 A' 920 818 10.05      
21 A' 873 776 13.11      
22 A' 587 522 0.65      
23 A' 466 415 0.86      
24 A' 383 340 4.13      
25 A' 243 216 3.74      
26 A" 3515 3125 0.38      
27 A" 3508 3118 3.45      
28 A" 3399 3021 7.14      
29 A" 3393 3016 6.22      
30 A" 1714 1523 0.31      
31 A" 1697 1509 0.01      
32 A" 1653 1470 2.68      
33 A" 1571 1397 1.20      
34 A" 1537 1366 7.49      
35 A" 1493 1327 1.82      
36 A" 1431 1272 1.12      
37 A" 1331 1183 1.82      
38 A" 1248 1109 2.52      
39 A" 1232 1095 1.27      
40 A" 1178 1047 0.87      
41 A" 1042 927 4.04      
42 A" 975 866 0.07      
43 A" 892 793 0.10      
44 A" 474 421 1.63      
45 A" 232 207 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 39069.0 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 34728.5 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 MP2=FULL/STO-3G
ABC
0.14501 0.13931 0.08114

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.671 1.349 0.000
H2 0.596 2.453 0.000
H3 1.746 1.087 0.000
C4 -0.003 0.762 1.281
C5 -0.003 0.762 -1.281
C6 -0.003 -0.806 -1.234
C7 -0.003 -0.806 1.234
N8 -0.662 -1.402 0.000
H9 -1.639 -0.986 0.000
H10 0.529 1.105 2.187
H11 0.529 1.105 -2.187
H12 -1.047 1.125 1.348
H13 -1.047 1.125 -1.348
H14 1.042 -1.174 -1.264
H15 1.042 -1.174 1.264
H16 -0.532 -1.208 -2.122
H17 -0.532 -1.208 2.122

Atom - Atom Distances (Å)
  C1 H2 H3 C4 C5 C6 C7 N8 H9 H10 H11 H12 H13 H14 H15 H16 H17
C11.10641.10661.56181.56182.57342.57343.05703.28452.20572.20572.19522.19522.84672.84673.53393.5339
H21.10641.78552.20412.20413.53603.53604.05514.10132.57062.57062.50582.50583.86723.86724.37914.3791
H31.10661.78552.19242.19242.85822.85823.46353.96952.50322.50323.10173.10172.68512.68513.86793.8679
C41.56182.20412.19242.56102.96341.56892.59942.71471.10623.52531.10702.85143.36422.20073.96712.2063
C51.56182.20412.19242.56101.56892.96342.59942.71473.52531.10622.85141.10702.20073.36422.20633.9671
C62.57343.53602.85822.96341.56892.46791.52032.05653.95482.20083.38912.19821.10882.73291.10893.4212
C72.57343.53602.85821.56892.96342.46791.52032.05652.20083.95482.19823.38912.73291.10883.42121.1089
N83.05704.05513.46352.59942.59941.52031.52031.06193.53373.53372.89022.89022.13362.13362.13502.1350
H93.28454.10133.96952.71472.71472.05652.05651.06193.72233.72232.57392.57392.96972.96972.40372.4037
H102.20572.57062.50321.10623.52533.95482.20083.53373.72234.37491.78593.87114.16772.51185.00462.5450
H112.20572.57062.50323.52531.10622.20083.95483.53373.72234.37493.87111.78592.51184.16772.54505.0046
H122.19522.50583.10171.10702.85143.38912.19822.89022.57391.78593.87112.69624.05903.10794.21322.5114
H132.19522.50583.10172.85141.10702.19823.38912.89022.57393.87111.78592.69623.10794.05902.51144.2132
H142.84673.86722.68513.36422.20071.10882.73292.13362.96974.16772.51184.05903.10792.52821.79293.7343
H152.84673.86722.68512.20073.36422.73291.10882.13362.96972.51184.16773.10794.05902.52823.73431.7929
H163.53394.37913.86793.96712.20631.10893.42122.13502.40375.00462.54504.21322.51141.79293.73434.2444
H173.53394.37913.86792.20633.96713.42121.10892.13502.40372.54505.00462.51144.21323.73431.79294.2444

picture of Piperidine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 C7 110.572 C1 C4 H10 110.359
C1 C4 H12 109.502 C1 C5 C6 110.572
C1 C5 H11 110.359 C1 C5 H13 109.502
H2 C1 H3 107.573 H2 C1 C4 110.224
H2 C1 C5 110.224 H3 C1 C4 109.311
H3 C1 C5 109.311 C4 C1 C5 110.149
C4 C7 N8 114.580 C4 C7 H15 109.346
C4 C7 H17 109.772 C5 C6 N8 114.580
C5 C6 H14 109.346 C5 C6 H16 109.772
C6 C5 H11 109.498 C6 C5 H13 109.253
C6 N8 C7 108.519 C6 N8 H9 104.167
C7 C4 H10 109.498 C7 C4 H12 109.253
C7 N8 H9 104.167 N8 C6 H14 107.460
N8 C6 H16 107.567 N8 C7 H15 107.460
N8 C7 H17 107.567 H10 C4 H12 107.598
H11 C5 H13 107.598 H14 C6 H16 107.891
H15 C7 H17 107.891
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability