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All results from a given calculation for C5H11N (Piperidine)

using model chemistry: MP2=FULL/6-31+G**

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/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-31+G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (NH axial)

Jump to S1C1
Energy calculated at MP2=FULL/6-31+G**
 hartrees
Energy at 0K-251.134877
Energy at 298.15K-251.149304
Nuclear repulsion energy259.444299
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/6-31+G**
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' 3575 3358 0.24      
2 A' 3175 2982 62.98      
3 A' 3165 2973 41.65      
4 A' 3155 2963 35.22      
5 A' 3103 2914 42.51      
6 A' 3098 2910 24.50      
7 A' 3096 2908 27.68      
8 A' 1542 1448 2.43      
9 A' 1528 1435 11.44      
10 A' 1524 1431 2.95      
11 A' 1427 1340 6.65      
12 A' 1415 1329 1.42      
13 A' 1366 1283 0.27      
14 A' 1309 1229 7.59      
15 A' 1218 1144 2.07      
16 A' 1076 1011 2.29      
17 A' 1046 982 7.13      
18 A' 943 885 6.31      
19 A' 885 832 34.36      
20 A' 844 793 0.53      
21 A' 781 733 115.45      
22 A' 564 529 3.68      
23 A' 440 413 1.00      
24 A' 402 378 6.34      
25 A' 246 231 5.50      
26 A" 3174 2981 24.22      
27 A" 3156 2964 57.63      
28 A" 3101 2913 18.59      
29 A" 3094 2906 44.00      
30 A" 1526 1433 5.83      
31 A" 1524 1431 0.51      
32 A" 1500 1409 12.93      
33 A" 1415 1329 0.38      
34 A" 1403 1318 1.08      
35 A" 1377 1293 1.02      
36 A" 1325 1245 0.55      
37 A" 1247 1171 14.36      
38 A" 1171 1100 15.11      
39 A" 1141 1072 1.57      
40 A" 1096 1030 4.18      
41 A" 971 912 4.47      
42 A" 905 850 0.01      
43 A" 828 777 0.16      
44 A" 458 430 1.15      
45 A" 248 233 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 35789.9 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 33613.8 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/6-31+G**
ABC
0.15102 0.14764 0.08514

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.649 1.314 0.000
H2 0.600 2.404 0.000
H3 1.711 1.045 0.000
C4 -0.010 0.744 1.255
C5 -0.010 0.744 -1.255
C6 -0.010 -0.783 -1.212
C7 -0.010 -0.783 1.212
N8 -0.609 -1.343 0.000
H9 -1.609 -1.158 0.000
H10 0.503 1.094 2.154
H11 0.503 1.094 -2.154
H12 -1.043 1.099 1.315
H13 -1.043 1.099 -1.315
H14 1.022 -1.146 -1.258
H15 1.022 -1.146 1.258
H16 -0.533 -1.198 -2.074
H17 -0.533 -1.198 2.074

Atom - Atom Distances (Å)
  C1 H2 H3 C4 C5 C6 C7 N8 H9 H10 H11 H12 H13 H14 H15 H16 H17
C11.09141.09471.52721.52722.51002.51002.94003.34742.16992.16992.15432.15432.78752.78753.46523.4652
H21.09141.75512.16782.16783.46393.46393.93754.19062.52262.52262.47622.47623.78963.78964.30794.3079
H31.09471.75512.15032.15032.78762.78763.32963.98352.46962.46963.05233.05232.61852.61853.79043.7904
C41.52722.16782.15032.50932.90131.52832.50842.78361.09273.46451.09452.79263.30902.15343.88922.1721
C51.52722.16782.15032.50931.52832.90132.50842.78363.46451.09272.79261.09452.15343.30902.17213.8892
C62.51003.46392.78762.90131.52832.42371.46352.04103.88802.16233.31652.15021.09422.70081.09063.3530
C72.51003.46392.78761.52832.90132.42371.46352.04102.16233.88802.15023.31652.70081.09423.35301.0906
N82.94003.93753.32962.50842.50841.46351.46351.01643.43783.43782.80792.80792.06922.06922.08042.0804
H93.34744.19063.98352.78362.78362.04102.04101.01643.76433.76432.67262.67262.91572.91572.33652.3365
H102.16992.52262.46961.09273.46453.88802.16233.43783.76434.30761.75923.79824.11422.46794.91962.5170
H112.16992.52262.46963.46451.09272.16233.88803.43783.76434.30763.79821.75922.46794.11422.51704.9196
H122.15432.47623.05231.09452.79263.31652.15022.80792.67261.75923.79822.63063.99073.05104.12602.4724
H132.15432.47623.05232.79261.09452.15023.31652.80792.67263.79821.75922.63063.05103.99072.47244.1260
H142.78753.78962.61853.30902.15341.09422.70082.06922.91574.11422.46793.99073.05102.51551.75713.6771
H152.78753.78962.61852.15343.30902.70081.09422.06922.91572.46794.11423.05103.99072.51553.67711.7571
H163.46524.30793.79043.88922.17211.09063.35302.08042.33654.91962.51704.12602.47241.75713.67714.1479
H173.46524.30793.79042.17213.88923.35301.09062.08042.33652.51704.91962.47244.12603.67711.75714.1479

picture of Piperidine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 C7 110.460 C1 C4 H10 110.740
C1 C4 H12 109.400 C1 C5 C6 110.460
C1 C5 H11 110.740 C1 C5 H13 109.400
H2 C1 H3 106.804 H2 C1 C4 110.655
H2 C1 C5 110.655 H3 C1 C4 109.080
H3 C1 C5 109.080 C4 C1 C5 110.473
C4 C7 N8 113.930 C4 C7 H15 109.276
C4 C7 H17 110.968 C5 C6 N8 113.930
C5 C6 H14 109.276 C5 C6 H16 110.968
C6 C5 H11 110.067 C6 C5 H13 109.010
C6 N8 C7 111.797 C6 N8 H9 109.450
C7 C4 H10 110.067 C7 C4 H12 109.010
C7 N8 H9 109.450 N8 C6 H14 107.111
N8 C6 H16 108.197 N8 C7 H15 107.111
N8 C7 H17 108.197 H10 C4 H12 107.086
H11 C5 H13 107.086 H14 C6 H16 107.070
H15 C7 H17 107.070
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability