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All results from a given calculation for C6H8 (Bicyclo[3.1.0]hex-2-ene)

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-233.111777
Energy at 298.15K 
HF Energy-232.856438
Nuclear repulsion energy225.915514
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 B2PLYP/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3252 3087 13.35      
2 A 3248 3083 29.40      
3 A 3225 3061 11.44      
4 A 3220 3056 14.94      
5 A 3208 3045 12.04      
6 A 3165 3004 19.12      
7 A 3091 2934 25.75      
8 A 3058 2903 44.19      
9 A 1680 1594 2.08      
10 A 1534 1456 1.50      
11 A 1522 1445 1.29      
12 A 1418 1346 2.72      
13 A 1407 1336 1.06      
14 A 1348 1279 0.93      
15 A 1333 1265 0.03      
16 A 1232 1169 2.32      
17 A 1211 1149 1.45      
18 A 1154 1096 0.47      
19 A 1125 1068 0.83      
20 A 1114 1057 0.25      
21 A 1096 1040 5.68      
22 A 1078 1023 7.64      
23 A 1038 986 2.84      
24 A 1018 966 0.57      
25 A 962 913 3.95      
26 A 947 899 0.31      
27 A 941 893 7.02      
28 A 905 859 1.82      
29 A 827 785 8.23      
30 A 793 753 10.35      
31 A 782 742 0.50      
32 A 738 701 34.61      
33 A 687 652 1.58      
34 A 488 463 5.24      
35 A 357 339 0.68      
36 A 285 271 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 27242.9 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 25859.0 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 B2PLYP/6-31G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.643 -0.774 -0.387
C2 -0.795 -1.154 -0.036
C3 0.717 0.745 -0.442
C4 1.452 -0.025 0.636
C5 -1.465 0.183 0.207
C6 -0.647 1.212 -0.058
H7 1.179 -1.376 -1.112
H8 -1.276 -1.694 -0.862
H9 -0.849 -1.812 0.840
H10 1.289 1.272 -1.199
H11 1.077 0.051 1.652
H12 2.533 -0.096 0.556
H13 -2.483 0.271 0.569
H14 -0.908 2.261 0.037

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.52801.52211.50452.38972.39071.08452.18082.19332.29422.24232.21823.43243.4344
C21.52802.46102.60341.51512.37072.25921.09791.09723.40282.79393.54162.29123.4175
C31.52212.46101.51512.34411.49122.27283.17793.26101.08552.23552.23663.38932.2727
C41.50452.60341.51512.95572.53302.22673.53232.92122.25311.08621.08573.94743.3395
C52.38971.51512.34412.95571.34093.34102.16842.18133.27762.92684.02241.08492.1577
C62.39072.37071.49122.53301.34093.33853.08043.16062.24742.69143.49252.15691.0850
H71.08452.25922.27282.22673.34103.33852.48862.84912.65243.11282.50074.35404.3482
H82.18081.09793.17793.53232.16843.08042.48861.75923.93583.86064.36732.71474.0726
H92.19331.09723.26102.92122.18133.16062.84911.75924.27092.79953.80292.66094.1511
H102.29423.40281.08552.25313.27762.24742.65243.93584.27093.10942.55004.28452.7074
H112.24232.79392.23551.08622.92682.69143.11283.86062.79953.10941.82853.72773.3811
H122.21823.54162.23661.08574.02243.49252.50074.36733.80292.55001.82855.02964.2028
H133.43242.29123.38933.94741.08492.15694.35402.71472.66094.28453.72775.02962.5930
H143.43443.41752.27273.33952.15771.08504.34824.07264.15112.70743.38114.20282.5930

picture of Bicyclo[3.1.0]hex-2-ene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C5 103.495 C1 C2 H8 111.239
C1 C2 H9 112.295 C1 C3 C4 59.387
C1 C3 C6 105.004 C1 C3 H10 122.348
C1 C4 C3 60.538 C1 C4 H11 119.000
C1 C4 H12 116.896 C2 C1 C3 107.580
C2 C1 C4 118.294 C2 C1 H7 118.726
C2 C5 C6 112.074 C2 C5 H13 122.718
C3 C1 C4 60.075 C3 C1 H7 120.437
C3 C4 H11 117.548 C3 C4 H12 117.679
C3 C6 C5 111.618 C3 C6 H14 123.038
C4 C1 H7 117.728 C4 C3 C6 114.824
C4 C3 H10 119.155 C5 C2 H8 111.159
C5 C2 H9 112.242 C5 C6 H14 125.277
C6 C3 H10 120.620 C6 C5 H13 125.200
H8 C2 H9 106.525 H11 C4 H12 114.678
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.169      
2 C -0.298      
3 C -0.189      
4 C -0.326      
5 C -0.175      
6 C -0.107      
7 H 0.160      
8 H 0.156      
9 H 0.158      
10 H 0.160      
11 H 0.166      
12 H 0.160      
13 H 0.151      
14 H 0.154      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.231 0.522 -0.354
y 0.522 8.663 -0.098
z -0.354 -0.098 6.400


<r2> (average value of r2) Å2
<r2> 130.920
(<r2>)1/2 11.442