return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C8H14 (Bicyclo[2.2.2]octane)

using model chemistry: B3LYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
1 2 no D3 1A1

Conformer 1 (D3H)

Jump to S1C2
Energy calculated at B3LYP/cc-pVTZ
 hartrees
Energy at 0K-313.398172
Energy at 298.15K-313.415553
HF Energy-313.398172
Nuclear repulsion energy412.470035
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 B3LYP/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3050 2948 0.00      
2 A1 3040 2939 0.00      
3 A1 3024 2923 0.00      
4 A1 1529 1478 0.00      
5 A1 1358 1312 0.00      
6 A1 1267 1225 0.00      
7 A1 1029 995 0.00      
8 A1 932 901 0.00      
9 A1 789 762 0.00      
10 A1 638 616 0.00      
11 A1 69 67 0.00      
12 A2 3063 2961 1.82      
13 A2 3039 2938 188.38      
14 A2 3016 2915 21.26      
15 A2 1504 1454 2.83      
16 A2 1380 1334 0.19      
17 A2 1140 1102 0.00      
18 A2 997 964 1.29      
19 A2 803 776 0.16      
20 A2 796 769 0.60      
21 E 3070 2967 106.75      
21 E 3070 2967 106.71      
22 E 3044 2942 4.39      
22 E 3044 2942 4.39      
23 E 3031 2929 86.14      
23 E 3031 2929 86.17      
24 E 3018 2917 0.59      
24 E 3018 2917 0.59      
25 E 1508 1458 8.14      
25 E 1508 1458 8.15      
26 E 1490 1440 0.02      
26 E 1490 1440 0.02      
27 E 1390 1343 0.00      
27 E 1390 1343 0.00      
28 E 1354 1309 0.00      
28 E 1354 1309 0.00      
29 E 1343 1298 0.01      
29 E 1343 1298 0.01      
30 E 1297 1254 3.32      
30 E 1297 1254 3.32      
31 E 1261 1219 0.05      
31 E 1261 1219 0.05      
32 E 1165 1126 0.01      
32 E 1165 1126 0.01      
33 E 1122 1084 0.01      
33 E 1122 1084 0.01      
34 E 1060 1025 0.00      
34 E 1060 1025 0.00      
35 E 964 932 0.00      
35 E 964 932 0.00      
36 E 873 844 1.86      
36 E 873 844 1.85      
37 E 831 803 0.47      
37 E 831 803 0.47      
38 E 510 493 0.00      
38 E 510 493 0.00      
39 E 377 365 0.03      
39 E 377 365 0.03      
40 E 281 272 0.00      
40 E 281 272 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 45219.0 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 43708.7 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 B3LYP/cc-pVTZ
ABC
0.08134 0.07835 0.07835

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is D3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.295
C2 0.000 0.000 -1.295
C3 -0.028 1.447 0.777
C4 1.267 -0.700 0.777
C5 -1.239 -0.747 0.777
C6 0.028 1.447 -0.777
C7 -1.267 -0.700 -0.777
C8 1.239 -0.747 -0.777
H9 0.000 0.000 2.387
H10 0.000 0.000 -2.387
H11 0.814 2.004 1.193
H12 -0.934 1.944 1.130
H13 1.329 -1.707 1.193
H14 2.150 -0.163 1.130
H15 -2.143 -0.297 1.193
H16 -1.216 -1.781 1.130
H17 -0.814 2.004 -1.193
H18 0.934 1.944 -1.130
H19 -1.329 -1.707 -1.193
H20 -2.150 -0.163 -1.130
H21 2.143 -0.297 -1.193
H22 1.216 -1.781 -1.130

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21 H22
C12.59041.53731.53731.53732.52752.52752.52751.09203.68242.16582.16272.16582.16272.16582.16273.29723.24533.29723.24533.29723.2453
C22.59042.52752.52752.52751.53731.53731.53733.68241.09203.29723.24533.29723.24533.29723.24532.16582.16272.16582.16272.16582.1627
C31.53732.52752.50682.50681.55472.92542.97242.16523.47941.09181.09213.45862.73142.77323.45772.19302.19263.93983.27633.41093.9499
C41.53732.52752.50682.50682.92542.97241.55472.16523.47942.77323.45771.09181.09213.45862.73143.93983.27633.41093.94992.19302.1926
C51.53732.52752.50682.50682.97241.55472.92542.16523.47943.45862.73142.77323.45771.09181.09213.41093.94992.19302.19263.93983.2763
C62.52751.53731.55472.92542.97242.50682.50683.47942.16522.19302.19263.93983.27633.41093.94991.09181.09213.45862.73142.77323.4577
C72.52751.53732.92542.97241.55472.50682.50683.47942.16523.93983.27633.41093.94992.19302.19262.77323.45771.09181.09213.45862.7314
C82.52751.53732.97241.55472.92542.50682.50683.47942.16523.41093.94992.19302.19263.93983.27633.45862.73142.77323.45771.09181.0921
H91.09203.68242.16522.16522.16523.47943.47943.47944.77442.47112.49612.47112.49612.47112.49614.18314.12574.18314.12574.18314.1257
H103.68241.09203.47943.47943.47942.16522.16522.16524.77444.18314.12574.18314.12574.18314.12572.47112.49612.47112.49612.47112.4961
H112.16583.29721.09182.77323.45862.19303.93983.41092.47114.18311.74993.74712.54723.74714.29562.88832.32704.90514.34523.57184.4593
H122.16273.24531.09213.45772.73142.19263.27633.94992.49614.12571.74994.29563.73502.54723.73502.32702.93204.34523.32064.45934.8582
H132.16583.29723.45861.09182.77323.93983.41092.19302.47114.18313.74714.29561.74993.74712.54724.90514.34523.57184.45932.88832.3270
H142.16273.24532.73141.09213.45773.27633.94992.19262.49614.12572.54723.73501.74994.29563.73504.34523.32064.45934.85822.32702.9320
H152.16583.29722.77323.45861.09183.41092.19303.93982.47114.18313.74712.54723.74714.29561.74993.57184.45932.88832.32704.90514.3452
H162.16273.24533.45772.73141.09213.94992.19263.27632.49614.12574.29563.73502.54723.73501.74994.45934.85822.32702.93204.34523.3206
H173.29722.16582.19303.93983.41091.09182.77323.45864.18312.47112.88832.32704.90514.34523.57184.45931.74993.74712.54723.74714.2956
H183.24532.16272.19263.27633.94991.09213.45772.73144.12572.49612.32702.93204.34523.32064.45934.85821.74994.29563.73502.54723.7350
H193.29722.16583.93983.41092.19303.45861.09182.77324.18312.47114.90514.34523.57184.45932.88832.32703.74714.29561.74993.74712.5472
H203.24532.16273.27633.94992.19262.73141.09213.45774.12572.49614.34523.32064.45934.85822.32702.93202.54723.73501.74994.29563.7350
H213.29722.16583.41092.19303.93982.77323.45861.09184.18312.47113.57184.45932.88832.32704.90514.34523.74712.54723.74714.29561.7499
H223.24532.16273.94992.19263.27633.45772.73141.09214.12572.49614.45934.85822.32702.93204.34523.32064.29563.73502.54723.73501.7499

picture of Bicyclo[2.2.2]octane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 C6 109.653 C1 C3 H11 109.767
C1 C3 H12 109.506 C1 C4 C8 109.653
C1 C4 H13 109.767 C1 C4 H14 109.506
C1 C5 C7 109.653 C1 C5 H15 109.767
C1 C5 H17 72.656 C2 C6 C3 109.653
C2 C6 H17 109.767 C2 C6 H18 109.506
C2 C7 C5 109.653 C2 C7 H19 109.767
C2 C7 H20 109.506 C2 C8 C4 109.653
C2 C8 H21 109.767 C2 C8 H22 109.506
C3 C1 C4 109.236 C3 C1 C5 109.236
C3 C1 H9 109.705 C3 C6 H17 110.704
C3 C6 H18 110.655 C4 C1 C5 109.236
C4 C1 H9 109.705 C4 C8 H21 110.704
C4 C8 H22 110.655 C5 C1 H9 109.705
C5 C7 H19 110.704 C5 C7 H20 110.655
C6 C2 C7 109.236 C6 C2 C8 109.236
C6 C2 H10 109.705 C6 C3 H11 110.704
C6 C3 H12 110.655 C7 C2 C8 109.236
C7 C2 H10 109.705 C7 C5 H15 110.704
C7 C5 H16 110.655 C8 C2 H10 109.705
C8 C4 H13 110.704 C8 C4 H14 110.655
H11 C3 H12 106.504 H13 C4 H14 106.504
H15 C5 H16 106.504 H17 C6 H18 106.504
H19 C7 H20 106.504 H21 C8 H22 106.504
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.012      
2 C 0.012      
3 C -0.188      
4 C -0.188      
5 C -0.188      
6 C -0.188      
7 C -0.188      
8 C -0.188      
9 H 0.071      
10 H 0.071      
11 H 0.081      
12 H 0.079      
13 H 0.081      
14 H 0.079      
15 H 0.081      
16 H 0.079      
17 H 0.081      
18 H 0.079      
19 H 0.081      
20 H 0.079      
21 H 0.081      
22 H 0.079      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.324 0.000 0.000
y 0.000 -52.324 0.000
z 0.000 0.000 -52.485
Traceless
 xyz
x 0.080 0.000 0.000
y 0.000 0.080 0.000
z 0.000 0.000 -0.161
Polar
3z2-r2-0.322
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.781 0.000 0.000
y 0.000 12.782 0.000
z 0.000 0.000 12.890


<r2> (average value of r2) Å2
<r2> 233.560
(<r2>)1/2 15.283

Conformer 2 (D3)

Jump to S1C1
Energy calculated at B3LYP/cc-pVTZ
 hartrees
Energy at 0K-313.398171
Energy at 298.15K-313.415554
HF Energy-313.398171
Nuclear repulsion energy412.468677
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 B3LYP/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3050 2948 0.00      
2 A1 3040 2939 0.00      
3 A1 3024 2923 0.00      
4 A1 1529 1478 0.00      
5 A1 1358 1312 0.00      
6 A1 1267 1225 0.00      
7 A1 1029 995 0.00      
8 A1 932 901 0.00      
9 A1 789 762 0.00      
10 A1 638 616 0.00      
11 A1 69 67 0.00      
12 A2 3063 2961 1.87      
13 A2 3039 2938 188.37      
14 A2 3016 2915 21.20      
15 A2 1504 1454 2.84      
16 A2 1380 1334 0.19      
17 A2 1140 1102 0.00      
18 A2 997 964 1.29      
19 A2 803 776 0.16      
20 A2 796 770 0.60      
21 E 3070 2967 106.72      
21 E 3070 2967 106.68      
22 E 3044 2942 4.55      
22 E 3044 2942 4.55      
23 E 3030 2929 85.97      
23 E 3030 2929 86.00      
24 E 3018 2917 0.61      
24 E 3018 2917 0.61      
25 E 1508 1458 8.14      
25 E 1508 1458 8.15      
26 E 1490 1440 0.02      
26 E 1490 1440 0.02      
27 E 1390 1343 0.00      
27 E 1390 1343 0.00      
28 E 1354 1309 0.00      
28 E 1354 1309 0.00      
29 E 1343 1298 0.01      
29 E 1343 1298 0.01      
30 E 1297 1254 3.32      
30 E 1297 1254 3.32      
31 E 1261 1219 0.05      
31 E 1261 1219 0.05      
32 E 1165 1126 0.01      
32 E 1165 1126 0.01      
33 E 1122 1084 0.01      
33 E 1122 1084 0.01      
34 E 1060 1025 0.00      
34 E 1060 1025 0.00      
35 E 964 932 0.00      
35 E 964 932 0.00      
36 E 873 844 1.86      
36 E 873 844 1.85      
37 E 831 803 0.47      
37 E 831 803 0.47      
38 E 510 493 0.00      
38 E 510 493 0.00      
39 E 377 365 0.03      
39 E 377 365 0.03      
40 E 281 272 0.00      
40 E 281 272 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 45218.8 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 43708.5 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 B3LYP/cc-pVTZ
ABC
0.08135 0.07835 0.07835

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is D3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.291
C2 0.000 0.000 -1.291
C3 -0.105 1.434 0.767
C4 1.295 -0.626 0.767
C5 -1.190 -0.808 0.767
C6 0.105 1.434 -0.767
C7 -1.295 -0.626 -0.767
C8 1.190 -0.808 -0.767
H9 0.000 0.000 2.398
H10 0.000 0.000 -2.398
H11 0.735 2.034 1.172
H12 -1.041 1.934 1.204
H13 1.394 -1.653 1.172
H14 2.195 -0.065 1.204
H15 -2.129 -0.381 1.172
H16 -1.154 -1.868 1.204
H17 -0.735 2.034 -1.172
H18 1.041 1.934 -1.204
H19 -1.394 -1.653 -1.172
H20 -2.195 -0.065 -1.204
H21 2.129 -0.381 -1.172
H22 1.154 -1.868 -1.204

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21 H22
C12.58121.53061.53061.53062.51032.51032.51031.10733.68852.16622.19772.16622.19772.16622.19773.27733.32383.27733.32383.27733.3238
C22.58122.51032.51032.51031.53061.53061.53063.68851.10733.27733.32383.27733.32383.27733.32382.16622.19772.16622.19772.16622.1977
C31.53062.51032.49112.49111.54802.83073.00962.17463.47621.10871.14753.45652.78042.74873.49282.12462.33433.86713.24073.47054.0471
C41.53062.51032.49112.49112.83073.00961.54802.17463.47622.74873.49281.10871.14753.45652.78043.86713.24073.47054.04712.12462.3343
C51.53062.51032.49112.49113.00961.54802.83072.17463.47623.45652.78042.74873.49281.10871.14753.47054.04712.12462.33433.86713.2407
C62.51031.53061.54802.83073.00962.49112.49113.47622.17462.12462.33433.86713.24073.47054.04711.10871.14753.45652.78042.74873.4928
C72.51031.53062.83073.00961.54802.49112.49113.47622.17463.86713.24073.47054.04712.12462.33432.74873.49281.10871.14753.45652.7804
C82.51031.53063.00961.54802.83072.49112.49113.47622.17463.47054.04712.12462.33433.86713.24073.45652.78042.74873.49281.10871.1475
H91.10733.68852.17462.17462.17463.47623.47623.47624.79592.48642.49942.48642.49942.48642.49944.17374.21894.17374.21894.17374.2189
H103.68851.10733.47623.47623.47622.17462.17462.17464.79594.17374.21894.17374.21894.17374.21892.48642.49942.48642.49942.48642.4994
H112.16623.27731.10872.74873.45652.12463.86713.47052.48644.17371.77913.74632.55763.74634.33582.76592.39784.86054.31713.64254.5883
H122.19773.32381.14753.49282.78042.33433.24074.04712.49944.21891.77914.33583.80362.55763.80362.39783.18404.31713.33604.58835.0076
H132.16623.27733.45651.10872.74873.86713.47052.12462.48644.17373.74634.33581.77913.74632.55764.86054.31713.64254.58832.76592.3978
H142.19773.32382.78041.14753.49283.24074.04712.33432.49944.21892.55763.80361.77914.33583.80364.31713.33604.58835.00762.39783.1840
H152.16623.27732.74873.45651.10873.47052.12463.86712.48644.17373.74632.55763.74634.33581.77913.64254.58832.76592.39784.86044.3171
H162.19773.32383.49282.78041.14754.04712.33433.24072.49944.21894.33583.80362.55763.80361.77914.58835.00762.39783.18404.31713.3360
H173.27732.16622.12463.86713.47051.10872.74873.45654.17372.48642.76592.39784.86054.31713.64254.58831.77913.74632.55763.74634.3358
H183.32382.19772.33433.24074.04711.14753.49282.78044.21892.49942.39783.18404.31713.33604.58835.00761.77914.33583.80362.55763.8036
H193.27732.16623.86713.47052.12463.45651.10872.74874.17372.48644.86054.31713.64254.58832.76592.39783.74634.33581.77913.74632.5576
H203.32382.19773.24074.04712.33432.78041.14753.49284.21892.49944.31713.33604.58835.00762.39783.18402.55763.80361.77914.33583.8036
H213.27732.16623.47052.12463.86712.74873.45651.10874.17372.48643.64254.58832.76592.39784.86044.31713.74632.55763.74634.33581.7791
H223.32382.19774.04712.33433.24073.49282.78041.14754.21892.49944.58835.00762.39783.18404.31713.33604.33583.80362.55763.80361.7791

picture of Bicyclo[2.2.2]octane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 C6 109.250 C1 C3 H11 109.276
C1 C3 H12 109.463 C1 C4 C8 109.250
C1 C4 H13 109.276 C1 C4 H14 109.463
C1 C5 C7 109.250 C1 C5 H15 109.276
C1 C5 H17 69.926 C2 C6 C3 109.250
C2 C6 H17 109.276 C2 C6 H18 109.463
C2 C7 C5 109.250 C2 C7 H19 109.276
C2 C7 H20 109.463 C2 C8 C4 109.250
C2 C8 H21 109.276 C2 C8 H22 109.463
C3 C1 C4 108.927 C3 C1 C5 108.927
C3 C1 H9 110.010 C3 C6 H17 105.000
C3 C6 H18 119.248 C4 C1 C5 108.927
C4 C1 H9 110.010 C4 C8 H21 105.000
C4 C8 H22 119.248 C5 C1 H9 110.010
C5 C7 H19 105.000 C5 C7 H20 119.249
C6 C2 C7 108.927 C6 C2 C8 108.927
C6 C2 H10 110.010 C6 C3 H11 105.000
C6 C3 H12 119.248 C7 C2 C8 108.927
C7 C2 H10 110.010 C7 C5 H15 105.000
C7 C5 H16 119.248 C8 C2 H10 110.010
C8 C4 H13 105.000 C8 C4 H14 119.249
H11 C3 H12 104.081 H13 C4 H14 104.081
H15 C5 H16 104.081 H17 C6 H18 104.081
H19 C7 H20 104.081 H21 C8 H22 104.081
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.012      
2 C 0.012      
3 C -0.188      
4 C -0.188      
5 C -0.188      
6 C -0.188      
7 C -0.188      
8 C -0.188      
9 H 0.071      
10 H 0.071      
11 H 0.081      
12 H 0.079      
13 H 0.081      
14 H 0.079      
15 H 0.081      
16 H 0.079      
17 H 0.081      
18 H 0.079      
19 H 0.081      
20 H 0.079      
21 H 0.081      
22 H 0.079      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.324 0.000 0.000
y 0.000 -52.324 0.000
z 0.000 0.000 -52.486
Traceless
 xyz
x 0.081 0.000 0.000
y 0.000 0.081 0.000
z 0.000 0.000 -0.162
Polar
3z2-r2-0.324
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.782 0.000 0.000
y 0.000 12.782 0.000
z 0.000 0.000 12.890


<r2> (average value of r2) Å2
<r2> 233.561
(<r2>)1/2 15.283