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/3-21G

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/3-21G
 hartrees
Energy at 0K-311.602767
Energy at 298.15K-311.620215
HF Energy-311.602767
Nuclear repulsion energy409.990817
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3079 2971 0.00      
2 A1 3072 2965 0.00      
3 A1 3049 2942 0.00      
4 A1 1580 1525 0.00      
5 A1 1372 1324 0.00      
6 A1 1304 1259 0.00      
7 A1 1033 997 0.00      
8 A1 956 922 0.00      
9 A1 785 758 0.00      
10 A1 635 612 0.00      
11 A1 74 72 0.00      
12 A2 3096 2988 1.08      
13 A2 3067 2960 149.30      
14 A2 3041 2935 17.24      
15 A2 1557 1502 3.66      
16 A2 1408 1359 0.10      
17 A2 1194 1152 0.00      
18 A2 1006 970 1.42      
19 A2 815 787 0.02      
20 A2 796 768 1.20      
21 E 3104 2995 78.93      
21 E 3104 2995 78.90      
22 E 3077 2969 1.90      
22 E 3077 2969 1.90      
23 E 3057 2950 68.39      
23 E 3057 2950 68.37      
24 E 3044 2937 0.44      
24 E 3044 2937 0.44      
25 E 1559 1504 10.03      
25 E 1559 1504 10.04      
26 E 1543 1489 0.06      
26 E 1543 1489 0.06      
27 E 1422 1372 0.14      
27 E 1422 1372 0.14      
28 E 1392 1343 0.00      
28 E 1392 1343 0.00      
29 E 1367 1319 0.04      
29 E 1367 1319 0.04      
30 E 1325 1278 5.02      
30 E 1325 1278 5.02      
31 E 1289 1243 0.02      
31 E 1289 1243 0.02      
32 E 1204 1161 0.17      
32 E 1204 1161 0.17      
33 E 1143 1102 0.03      
33 E 1143 1102 0.03      
34 E 1063 1026 0.04      
34 E 1063 1026 0.04      
35 E 977 943 0.00      
35 E 977 943 0.00      
36 E 872 841 3.09      
36 E 872 841 3.09      
37 E 839 810 0.64      
37 E 839 810 0.64      
38 E 520 501 0.01      
38 E 520 501 0.01      
39 E 379 366 0.00      
39 E 379 366 0.00      
40 E 285 275 0.00      
40 E 285 275 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 45919.3 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 44307.5 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/3-21G
ABC
0.08040 0.07737 0.07737

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is D3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.305
C2 0.000 0.000 -1.305
C3 -0.033 1.457 0.783
C4 1.278 -0.700 0.783
C5 -1.245 -0.756 0.783
C6 0.033 1.457 -0.783
C7 -1.278 -0.700 -0.783
C8 1.245 -0.756 -0.783
H9 0.000 0.000 2.402
H10 0.000 0.000 -2.402
H11 0.814 2.014 1.202
H12 -0.953 1.944 1.128
H13 1.337 -1.712 1.202
H14 2.159 -0.147 1.128
H15 -2.151 -0.302 1.202
H16 -1.207 -1.797 1.128
H17 -0.814 2.014 -1.202
H18 0.953 1.944 -1.128
H19 -1.337 -1.712 -1.202
H20 -2.159 -0.147 -1.128
H21 2.151 -0.302 -1.202
H22 1.207 -1.797 -1.128

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
C12.60951.54751.54751.54752.54582.54582.54581.09683.70632.17452.17162.17452.17162.17452.17163.31663.25633.31663.25633.31663.2563
C22.60952.54582.54582.54581.54751.54751.54753.70631.09683.31663.25633.31663.25633.31663.25632.17452.17162.17452.17162.17452.1716
C31.54752.54582.52342.52341.56732.94162.99702.17773.50191.09631.09673.47682.73772.78503.47592.20442.20453.95953.27823.43513.9714
C41.54752.54582.52342.52342.94162.99701.56732.17773.50192.78503.47591.09631.09673.47682.73773.95953.27823.43513.97142.20442.2045
C51.54752.54582.52342.52342.99701.56732.94162.17773.50193.47682.73772.78503.47591.09631.09673.43513.97142.20442.20453.95953.2782
C62.54581.54751.56732.94162.99702.52342.52343.50192.17772.20442.20453.95953.27823.43513.97141.09631.09673.47682.73772.78503.4759
C72.54581.54752.94162.99701.56732.52342.52343.50192.17773.95953.27823.43513.97142.20442.20452.78503.47591.09631.09673.47682.7377
C82.54581.54752.99701.56732.94162.52342.52343.50192.17773.43513.97142.20442.20453.95953.27823.47682.73772.78503.47591.09631.0967
H91.09683.70632.17772.17772.17773.50193.50193.50194.80312.48142.51122.48142.51122.48142.51124.20724.14054.20724.14054.20724.1405
H103.70631.09683.50193.50193.50192.17772.17772.17774.80314.20724.14054.20724.14054.20724.14052.48142.51122.48142.51122.48142.5112
H112.17453.31661.09632.78503.47682.20443.95953.43512.48144.20721.76903.76212.54673.76214.31372.90242.33504.92764.35153.59584.4837
H122.17163.25631.09673.47592.73772.20453.27823.97142.51124.14051.76904.31373.74892.54673.74892.33502.95304.35153.30414.48374.8727
H132.17453.31663.47681.09632.78503.95953.43512.20442.48144.20723.76214.31371.76903.76212.54674.92764.35153.59584.48372.90242.3350
H142.17163.25632.73771.09673.47593.27823.97142.20452.51124.14052.54673.74891.76904.31373.74894.35153.30414.48374.87272.33502.9530
H152.17453.31662.78503.47681.09633.43512.20443.95952.48144.20723.76212.54673.76214.31371.76903.59584.48372.90242.33504.92764.3515
H162.17163.25633.47592.73771.09673.97142.20453.27822.51124.14054.31373.74892.54673.74891.76904.48374.87272.33502.95304.35153.3041
H173.31662.17452.20443.95953.43511.09632.78503.47684.20722.48142.90242.33504.92764.35153.59584.48371.76903.76212.54673.76214.3137
H183.25632.17162.20453.27823.97141.09673.47592.73774.14052.51122.33502.95304.35153.30414.48374.87271.76904.31373.74892.54673.7489
H193.31662.17453.95953.43512.20443.47681.09632.78504.20722.48144.92764.35153.59584.48372.90242.33503.76214.31371.76903.76212.5467
H203.25632.17163.27823.97142.20452.73771.09673.47594.14052.51124.35153.30414.48374.87272.33502.95302.54673.74891.76904.31373.7489
H213.31662.17453.43512.20443.95952.78503.47681.09634.20722.48143.59584.48372.90242.33504.92764.35153.76212.54673.76214.31371.7690
H223.25632.17163.97142.20453.27823.47592.73771.09674.14052.51124.48374.87272.33502.95304.35153.30414.31373.74892.54673.74891.7690

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 109.635 C1 C3 H11 109.480
C1 C3 H12 109.239 C1 C4 C8 109.635
C1 C4 H13 109.480 C1 C4 H14 109.239
C1 C5 C7 109.635 C1 C5 H15 109.480
C1 C5 H17 72.513 C2 C6 C3 109.635
C2 C6 H17 109.480 C2 C6 H18 109.239
C2 C7 C5 109.635 C2 C7 H19 109.480
C2 C7 H20 109.239 C2 C8 C4 109.635
C2 C8 H21 109.480 C2 C8 H22 109.239
C3 C1 C4 109.235 C3 C1 C5 109.235
C3 C1 H9 109.706 C3 C6 H17 110.458
C3 C6 H18 110.448 C4 C1 C5 109.235
C4 C1 H9 109.706 C4 C8 H21 110.458
C4 C8 H22 110.448 C5 C1 H9 109.706
C5 C7 H19 110.458 C5 C7 H20 110.448
C6 C2 C7 109.235 C6 C2 C8 109.235
C6 C2 H10 109.706 C6 C3 H11 110.458
C6 C3 H12 110.448 C7 C2 C8 109.235
C7 C2 H10 109.706 C7 C5 H15 110.458
C7 C5 H16 110.448 C8 C2 H10 109.706
C8 C4 H13 110.458 C8 C4 H14 110.448
H11 C3 H12 107.543 H13 C4 H14 107.543
H15 C5 H16 107.543 H17 C6 H18 107.543
H19 C7 H20 107.543 H21 C8 H22 107.543
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.252      
2 C -0.252      
3 C -0.342      
4 C -0.342      
5 C -0.342      
6 C -0.342      
7 C -0.342      
8 C -0.342      
9 H 0.179      
10 H 0.179      
11 H 0.183      
12 H 0.183      
13 H 0.183      
14 H 0.183      
15 H 0.183      
16 H 0.183      
17 H 0.183      
18 H 0.183      
19 H 0.183      
20 H 0.183      
21 H 0.183      
22 H 0.183      


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 -51.595 0.000 0.000
y 0.000 -51.595 0.000
z 0.000 0.000 -51.664
Traceless
 xyz
x 0.035 0.000 0.000
y 0.000 0.035 0.000
z 0.000 0.000 -0.069
Polar
3z2-r2-0.139
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 10.841 0.000 0.000
y 0.000 10.841 0.000
z 0.000 0.000 10.879


<r2> (average value of r2) Å2
<r2> 235.398
(<r2>)1/2 15.343

Conformer 2 (D3)

Jump to S1C1
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-311.602767
Energy at 298.15K-311.620215
HF Energy-311.602767
Nuclear repulsion energy409.993127
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3079 2971 0.00      
2 A1 3072 2965 0.00      
3 A1 3049 2942 0.00      
4 A1 1580 1525 0.00      
5 A1 1372 1324 0.00      
6 A1 1304 1259 0.00      
7 A1 1033 997 0.00      
8 A1 956 922 0.00      
9 A1 785 758 0.00      
10 A1 635 612 0.00      
11 A1 74 72 0.00      
12 A2 3097 2988 1.04      
13 A2 3067 2960 149.41      
14 A2 3041 2935 17.15      
15 A2 1557 1502 3.66      
16 A2 1408 1359 0.10      
17 A2 1194 1152 0.00      
18 A2 1006 970 1.42      
19 A2 815 787 0.02      
20 A2 796 768 1.20      
21 E 3104 2995 78.92      
21 E 3104 2995 78.95      
22 E 3077 2969 1.83      
22 E 3077 2969 1.83      
23 E 3057 2950 68.43      
23 E 3057 2950 68.45      
24 E 3044 2937 0.43      
24 E 3044 2937 0.43      
25 E 1559 1504 10.04      
25 E 1559 1504 10.03      
26 E 1543 1489 0.06      
26 E 1543 1489 0.06      
27 E 1422 1372 0.14      
27 E 1422 1372 0.14      
28 E 1392 1343 0.00      
28 E 1392 1343 0.00      
29 E 1367 1319 0.04      
29 E 1367 1319 0.04      
30 E 1325 1278 5.02      
30 E 1325 1278 5.02      
31 E 1289 1243 0.02      
31 E 1289 1243 0.02      
32 E 1204 1161 0.17      
32 E 1204 1161 0.17      
33 E 1143 1102 0.03      
33 E 1143 1102 0.03      
34 E 1063 1026 0.04      
34 E 1063 1026 0.04      
35 E 978 943 0.00      
35 E 978 943 0.00      
36 E 872 841 3.09      
36 E 872 841 3.09      
37 E 839 810 0.64      
37 E 839 810 0.64      
38 E 520 501 0.01      
38 E 520 501 0.01      
39 E 379 366 0.00      
39 E 379 366 0.00      
40 E 285 275 0.00      
40 E 285 275 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 45919.3 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 44307.6 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/3-21G
ABC
0.08040 0.07737 0.07737

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is D3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.297
C2 0.000 0.000 -1.297
C3 -0.105 1.439 0.770
C4 1.299 -0.628 0.770
C5 -1.193 -0.811 0.770
C6 0.105 1.439 -0.770
C7 -1.299 -0.628 -0.770
C8 1.193 -0.811 -0.770
H9 0.000 0.000 2.406
H10 0.000 0.000 -2.406
H11 0.738 2.038 1.178
H12 -1.044 1.938 1.206
H13 1.396 -1.658 1.178
H14 2.200 -0.064 1.206
H15 -2.133 -0.380 1.178
H16 -1.156 -1.873 1.206
H17 -0.738 2.038 -1.178
H18 1.044 1.938 -1.206
H19 -1.396 -1.658 -1.178
H20 -2.200 -0.064 -1.206
H21 2.133 -0.380 -1.178
H22 1.156 -1.873 -1.206

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
C12.59301.53561.53561.53562.52042.52042.52041.10943.70242.17032.20312.17032.20312.17032.20313.28933.33323.28933.33323.28933.3332
C22.59302.52042.52042.52041.53561.53561.53563.70241.10943.28933.33323.28933.33323.28933.33322.17032.20312.17032.20312.17032.2031
C31.53562.52042.49872.49871.55492.84063.01992.18103.48841.11161.14933.46522.78682.75453.50192.13402.34063.87923.24893.48094.0581
C41.53562.52042.49872.49872.84063.01991.55492.18103.48842.75453.50191.11161.14933.46522.78683.87923.24893.48094.05812.13402.3406
C51.53562.52042.49872.49873.01991.55492.84062.18103.48843.46522.78682.75453.50201.11161.14933.48094.05812.13402.34063.87923.2489
C62.52041.53561.55492.84063.01992.49872.49873.48842.18102.13402.34063.87923.24893.48094.05811.11161.14933.46522.78682.75453.5019
C72.52041.53562.84063.01991.55492.49872.49873.48842.18103.87923.24893.48094.05812.13402.34062.75453.50191.11161.14933.46522.7868
C82.52041.53563.01991.55492.84062.49872.49873.48842.18103.48094.05812.13402.34063.87923.24893.46522.78682.75453.50201.11161.1493
H91.10943.70242.18102.18102.18103.48843.48843.48844.81192.49072.50682.49072.50682.49072.50684.18824.23024.18824.23024.18824.2302
H103.70241.10943.48843.48843.48842.18102.18102.18104.81194.18824.23024.18824.23024.18824.23022.49072.50682.49072.50682.49072.5068
H112.17033.28931.11162.75453.46522.13403.87923.48092.49074.18821.78493.75342.56113.75344.34532.77972.40634.87424.32843.65324.5997
H122.20313.33321.14933.50192.78682.34063.24894.05812.50684.23021.78494.34533.81272.56113.81272.40633.19144.32843.34174.59975.0187
H132.17033.28933.46521.11162.75453.87923.48092.13402.49074.18823.75344.34531.78493.75342.56114.87424.32843.65324.59972.77972.4063
H142.20313.33322.78681.14933.50203.24894.05812.34062.50684.23022.56113.81271.78494.34533.81274.32843.34174.59975.01872.40633.1914
H152.17033.28932.75453.46521.11163.48092.13403.87922.49074.18823.75342.56113.75344.34531.78493.65324.59972.77972.40634.87424.3284
H162.20313.33323.50192.78681.14934.05812.34063.24892.50684.23024.34533.81272.56113.81271.78494.59975.01872.40633.19144.32843.3417
H173.28932.17032.13403.87923.48091.11162.75453.46524.18822.49072.77972.40634.87424.32843.65324.59971.78493.75342.56113.75344.3453
H183.33322.20312.34063.24894.05811.14933.50192.78684.23022.50682.40633.19144.32843.34174.59975.01871.78494.34533.81272.56113.8127
H193.28932.17033.87923.48092.13403.46521.11162.75454.18822.49074.87424.32843.65324.59972.77972.40633.75344.34531.78493.75342.5611
H203.33322.20313.24894.05812.34062.78681.14933.50204.23022.50684.32843.34174.59975.01872.40633.19142.56113.81271.78494.34533.8127
H213.28932.17033.48092.13403.87922.75453.46521.11164.18822.49073.65324.59972.77972.40634.87424.32843.75342.56113.75344.34531.7849
H223.33322.20314.05812.34063.24893.50192.78681.14934.23022.50684.59975.01872.40633.19144.32843.34174.34533.81272.56113.81271.7849

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 109.283 C1 C3 H11 109.088
C1 C3 H12 109.438 C1 C4 C8 109.283
C1 C4 H13 109.088 C1 C4 H14 109.438
C1 C5 C7 109.283 C1 C5 H15 109.088
C1 C5 H17 70.006 C2 C6 C3 109.283
C2 C6 H17 109.088 C2 C6 H18 109.438
C2 C7 C5 109.283 C2 C7 H19 109.088
C2 C7 H20 109.438 C2 C8 C4 109.283
C2 C8 H21 109.088 C2 C8 H22 109.438
C3 C1 C4 108.894 C3 C1 C5 108.894
C3 C1 H9 110.042 C3 C6 H17 105.107
C3 C6 H18 119.134 C4 C1 C5 108.894
C4 C1 H9 110.042 C4 C8 H21 105.108
C4 C8 H22 119.134 C5 C1 H9 110.042
C5 C7 H19 105.107 C5 C7 H20 119.134
C6 C2 C7 108.894 C6 C2 C8 108.894
C6 C2 H10 110.042 C6 C3 H11 105.107
C6 C3 H12 119.134 C7 C2 C8 108.894
C7 C2 H10 110.042 C7 C5 H15 105.108
C7 C5 H16 119.134 C8 C2 H10 110.042
C8 C4 H13 105.107 C8 C4 H14 119.134
H11 C3 H12 104.263 H13 C4 H14 104.263
H15 C5 H16 104.263 H17 C6 H18 104.263
H19 C7 H20 104.263 H21 C8 H22 104.263
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.252      
2 C -0.252      
3 C -0.342      
4 C -0.342      
5 C -0.342      
6 C -0.342      
7 C -0.342      
8 C -0.342      
9 H 0.179      
10 H 0.179      
11 H 0.183      
12 H 0.183      
13 H 0.183      
14 H 0.183      
15 H 0.183      
16 H 0.183      
17 H 0.183      
18 H 0.183      
19 H 0.183      
20 H 0.183      
21 H 0.183      
22 H 0.183      


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 -51.595 0.000 0.000
y 0.000 -51.595 0.000
z 0.000 0.000 -51.665
Traceless
 xyz
x 0.035 0.000 0.000
y 0.000 0.035 0.000
z 0.000 0.000 -0.070
Polar
3z2-r2-0.140
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 10.840 0.000 0.000
y 0.000 10.841 0.000
z 0.000 0.000 10.879


<r2> (average value of r2) Å2
<r2> 235.395
(<r2>)1/2 15.343