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All results from a given calculation for C6H8 (Bicyclo[2.1.1]hex-2-ene)

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-231.858039
Energy at 298.15K-231.867901
HF Energy-231.858039
Nuclear repulsion energy232.538953
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 HF/Def2TZVPP
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 3383 3067 10.74      
2 A1 3257 2952 15.04      
3 A1 3248 2944 55.25      
4 A1 3190 2891 55.79      
5 A1 1760 1595 5.46      
6 A1 1646 1492 0.00      
7 A1 1399 1268 1.26      
8 A1 1230 1115 1.36      
9 A1 1158 1050 0.03      
10 A1 1066 966 0.17      
11 A1 1012 917 0.43      
12 A1 915 829 2.55      
13 A1 575 521 0.31      
14 A2 1347 1221 0.00      
15 A2 1225 1110 0.00      
16 A2 1156 1047 0.00      
17 A2 1053 954 0.00      
18 A2 902 817 0.00      
19 A2 577 523 0.00      
20 B1 3240 2937 46.43      
21 B1 3177 2880 68.52      
22 B1 1610 1459 1.26      
23 B1 1354 1227 0.57      
24 B1 1092 990 3.66      
25 B1 887 804 11.01      
26 B1 775 703 53.40      
27 B1 492 446 10.50      
28 B2 3356 3042 7.18      
29 B2 3252 2948 113.54      
30 B2 1457 1321 18.53      
31 B2 1374 1246 0.56      
32 B2 1356 1229 9.92      
33 B2 1200 1088 5.24      
34 B2 977 885 0.40      
35 B2 901 817 8.37      
36 B2 786 712 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 28691.2 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 26005.7 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 HF/Def2TZVPP
ABC
0.19824 0.15806 0.14517

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.657 1.213
C2 0.000 -0.657 1.213
C3 0.000 -1.011 -0.275
C4 0.000 1.011 -0.275
C5 1.054 0.000 -0.811
C6 -1.054 0.000 -0.811
H7 0.000 1.340 2.035
H8 0.000 -1.340 2.035
H9 0.000 -2.051 -0.558
H10 0.000 2.051 -0.558
H11 2.028 0.000 -0.345
H12 -2.028 0.000 -0.345
H13 -1.144 0.000 -1.891
H14 1.144 0.000 -1.891

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.31442.23501.52922.37482.37481.06912.16003.23552.25322.64032.64033.37203.3720
C21.31441.52922.23502.37482.37482.16001.06912.25323.23552.64032.64033.37203.3720
C32.23501.52922.02121.55581.55583.29602.33381.07803.07452.26732.26732.22242.2224
C41.52922.23502.02121.55581.55582.33383.29603.07451.07802.26732.26732.22242.2224
C52.37482.37481.55581.55582.10883.31813.31812.31992.31991.08003.11792.44881.0831
C62.37482.37481.55581.55582.10883.31813.31812.31992.31993.11791.08001.08312.4488
H71.06912.16003.29602.33383.31813.31812.68004.26872.68883.40203.40204.30314.3031
H82.16001.06912.33383.29603.31813.31812.68002.68884.26873.40203.40204.30314.3031
H93.23552.25321.07803.07452.31992.31994.26872.68884.10182.89242.89242.70012.7001
H102.25323.23553.07451.07802.31992.31992.68884.26874.10182.89242.89242.70012.7001
H112.64032.64032.26732.26731.08003.11793.40203.40202.89242.89244.05683.52881.7814
H122.64032.64032.26732.26733.11791.08003.40203.40202.89242.89244.05681.78143.5288
H133.37203.37202.22242.22242.44881.08314.30314.30312.70012.70013.52881.78142.2873
H143.37203.37202.22242.22241.08312.44884.30314.30312.70012.70011.78143.52882.2873

picture of Bicyclo[2.1.1]hex-2-ene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 103.362 C1 C2 H8 129.696
C1 C4 C5 100.667 C1 C4 C6 100.667
C1 C4 H10 118.562 C2 C1 C4 103.362
C2 C1 H7 129.696 C2 C3 C5 100.667
C2 C3 C6 100.667 C2 C3 H9 118.562
C3 C2 H8 126.942 C3 C5 C4 81.019
C3 C5 H11 117.539 C3 C5 H14 113.529
C3 C6 C4 81.019 C3 C6 H12 117.539
C3 C6 H13 113.529 C4 C1 H7 126.942
C4 C5 H11 117.539 C4 C5 H14 113.529
C4 C6 H12 117.539 C4 C6 H13 113.529
C5 C3 C6 85.336 C5 C3 H9 122.446
C5 C4 C6 85.336 C5 C4 H10 122.446
C6 C3 H9 122.446 C6 C4 H10 122.446
H11 C5 H14 110.873 H12 C6 H13 110.873
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.221      
2 C -0.221      
3 C 0.068      
4 C 0.068      
5 C -0.134      
6 C -0.134      
7 H 0.101      
8 H 0.101      
9 H 0.096      
10 H 0.096      
11 H 0.045      
12 H 0.045      
13 H 0.046      
14 H 0.046      


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 -0.300 0.300
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.881 0.000 0.000
y 0.000 -35.627 0.000
z 0.000 0.000 -36.446
Traceless
 xyz
x -2.845 0.000 0.000
y 0.000 2.037 0.000
z 0.000 0.000 0.808
Polar
3z2-r21.616
x2-y2-3.255
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.292 0.000 0.000
y 0.000 9.405 0.000
z 0.000 0.000 9.209


<r2> (average value of r2) Å2
<r2> 119.499
(<r2>)1/2 10.932