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All results from a given calculation for C5H11N (Piperidine)

using model chemistry: MP2/aug-cc-pVDZ

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

Conformer 2 (NH axial)

Jump to S1C1
Energy calculated at MP2/aug-cc-pVDZ
 hartrees
Energy at 0K-251.136036
Energy at 298.15K-251.150362
Nuclear repulsion energy257.812749
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/aug-cc-pVDZ
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' 3493 3349 0.53      
2 A' 3118 2990 58.81      
3 A' 3109 2982 39.84      
4 A' 3100 2973 37.28      
5 A' 3047 2922 45.03      
6 A' 3042 2917 25.05      
7 A' 3039 2915 20.55      
8 A' 1489 1428 2.13      
9 A' 1472 1412 10.00      
10 A' 1469 1408 3.26      
11 A' 1380 1324 4.13      
12 A' 1367 1311 2.66      
13 A' 1329 1274 0.15      
14 A' 1274 1222 6.95      
15 A' 1186 1137 2.26      
16 A' 1054 1011 1.73      
17 A' 1022 981 7.10      
18 A' 926 888 5.32      
19 A' 865 830 35.21      
20 A' 828 794 0.20      
21 A' 774 742 83.35      
22 A' 545 523 2.39      
23 A' 429 411 0.80      
24 A' 394 378 5.21      
25 A' 242 232 4.67      
26 A" 3117 2989 26.74      
27 A" 3101 2974 62.03      
28 A" 3045 2920 12.09      
29 A" 3038 2914 42.75      
30 A" 1477 1417 5.89      
31 A" 1469 1409 2.66      
32 A" 1455 1395 6.13      
33 A" 1366 1310 0.28      
34 A" 1355 1299 1.46      
35 A" 1330 1276 0.97      
36 A" 1290 1237 0.73      
37 A" 1212 1162 14.10      
38 A" 1145 1098 12.57      
39 A" 1111 1065 1.78      
40 A" 1066 1023 4.71      
41 A" 942 904 3.67      
42 A" 890 853 0.03      
43 A" 802 769 0.16      
44 A" 447 429 0.93      
45 A" 240 231 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 34946.0 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 33513.2 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/aug-cc-pVDZ
ABC
0.14942 0.14571 0.08432

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.661 1.317 0.000
H2 0.622 2.420 0.000
H3 1.730 1.032 0.000
C4 -0.010 0.749 1.260
C5 -0.010 0.749 -1.260
C6 -0.010 -0.788 -1.215
C7 -0.010 -0.788 1.215
N8 -0.622 -1.352 0.000
H9 -1.619 -1.118 0.000
H10 0.507 1.099 2.171
H11 0.507 1.099 -2.171
H12 -1.055 1.109 1.317
H13 -1.055 1.109 -1.317
H14 1.033 -1.153 -1.253
H15 1.033 -1.153 1.253
H16 -0.532 -1.207 -2.091
H17 -0.532 -1.207 2.091

Atom - Atom Distances (Å)
  C1 H2 H3 C4 C5 C6 C7 N8 H9 H10 H11 H12 H13 H14 H15 H16 H17
C11.10301.10641.53661.53662.52172.52172.96173.33572.18732.18732.17272.17272.79482.79483.48853.4885
H21.10301.77542.18622.18623.48793.48793.97184.18772.54352.54352.50272.50273.80823.80824.34294.3429
H31.10641.77542.16692.16692.79582.79583.34913.97942.49272.49273.08113.08112.61332.61333.80843.8084
C41.53662.18622.16692.52022.91371.53742.52522.76781.10433.48741.10632.80413.31962.16933.91532.1886
C51.53662.18622.16692.52021.53742.91372.52522.76783.48741.10432.80411.10632.16933.31962.18863.9153
C62.52173.48792.79582.91371.53742.43071.47312.04303.91102.17763.33232.16801.10592.70421.10243.3735
C72.52173.48792.79581.53742.91372.43071.47312.04302.17763.91102.16803.33232.70421.10593.37351.1024
N82.96173.97183.34912.52522.52521.47311.47311.02363.46373.46372.82492.82492.08542.08542.09792.0979
H93.33574.18773.97942.76782.76782.04302.04301.02363.76123.76122.64842.64842.93302.93302.35812.3581
H102.18732.54352.49271.10433.48743.91102.17763.46373.76124.34191.77933.82164.13182.48884.95622.5312
H112.18732.54352.49273.48741.10432.17763.91103.46373.76124.34193.82161.77932.48884.13182.53124.9562
H122.17272.50273.08111.10632.80413.33232.16802.82492.64841.77933.82162.63454.01013.07914.15402.4977
H132.17272.50273.08112.80411.10632.16803.33232.82492.64843.82161.77932.63453.07914.01012.49774.1540
H142.79483.80822.61333.31962.16931.10592.70422.08542.93304.13182.48884.01013.07912.50531.77653.6923
H152.79483.80822.61332.16933.31962.70421.10592.08542.93302.48884.13183.07914.01012.50533.69231.7765
H163.48854.34293.80843.91532.18861.10243.37352.09792.35814.95622.53124.15402.49771.77653.69234.1819
H173.48854.34293.80842.18863.91533.37351.10242.09792.35812.53124.95622.49774.15403.69231.77654.1819

picture of Piperidine state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 C7 110.235 C1 C4 H10 110.770
C1 C4 H12 109.513 C1 C5 C6 110.235
C1 C5 H11 110.770 C1 C5 H13 109.513
H2 C1 H3 106.939 H2 C1 C4 110.761
H2 C1 C5 110.761 H3 C1 C4 109.057
H3 C1 C5 109.057 C4 C1 C5 110.182
C4 C7 N8 114.006 C4 C7 H15 109.219
C4 C7 H17 110.930 C5 C6 N8 114.006
C5 C6 H14 109.219 C5 C6 H16 110.930
C6 C5 H11 109.955 C6 C5 H13 109.100
C6 N8 C7 111.178 C6 N8 H9 108.478
C7 C4 H10 109.955 C7 C4 H12 109.100
C7 N8 H9 108.478 N8 C6 H14 107.057
N8 C6 H16 108.223 N8 C7 H15 107.057
N8 C7 H17 108.223 H10 C4 H12 107.203
H11 C5 H13 107.203 H14 C6 H16 107.116
H15 C7 H17 107.116
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability