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

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-233.328810
Energy at 298.15K-233.337887
Nuclear repulsion energy226.172479
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 B3PW91/6-31G**
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 3231 3097 9.88      
2 A 3229 3095 31.92      
3 A 3205 3072 10.88      
4 A 3199 3066 13.33      
5 A 3185 3053 13.08      
6 A 3139 3009 20.47      
7 A 3068 2940 23.24      
8 A 3033 2907 45.98      
9 A 1688 1618 2.63      
10 A 1493 1431 2.87      
11 A 1481 1419 1.11      
12 A 1397 1339 2.90      
13 A 1389 1331 1.44      
14 A 1329 1274 1.37      
15 A 1305 1251 0.04      
16 A 1213 1162 2.27      
17 A 1190 1141 1.95      
18 A 1137 1089 0.52      
19 A 1103 1057 0.63      
20 A 1093 1048 0.38      
21 A 1075 1030 5.10      
22 A 1056 1012 8.78      
23 A 1030 987 3.08      
24 A 1009 967 1.19      
25 A 958 918 1.81      
26 A 948 908 4.98      
27 A 934 895 5.74      
28 A 896 859 2.94      
29 A 818 784 7.73      
30 A 793 760 11.05      
31 A 778 745 0.86      
32 A 735 704 35.75      
33 A 678 650 1.83      
34 A 484 464 5.64      
35 A 355 340 0.79      
36 A 285 273 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 26968.7 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 25846.8 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 B3PW91/6-31G**
ABC
0.21164 0.15078 0.10716

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.642 -0.774 -0.385
C2 -0.795 -1.150 -0.037
C3 0.716 0.743 -0.442
C4 1.451 -0.025 0.635
C5 -1.462 0.184 0.206
C6 -0.645 1.210 -0.057
H7 1.178 -1.379 -1.110
H8 -1.279 -1.690 -0.863
H9 -0.853 -1.811 0.839
H10 1.290 1.271 -1.199
H11 1.076 0.053 1.653
H12 2.532 -0.099 0.554
H13 -2.481 0.273 0.571
H14 -0.906 2.260 0.035

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.52571.51951.50242.38602.38661.08552.18132.19342.29432.24222.21623.42963.4315
C21.52572.45632.60041.51112.36492.25801.09941.09863.40042.79363.53912.28873.4127
C31.51952.45631.51322.34081.48942.27143.17473.26031.08672.23452.23513.38702.2719
C41.50242.60041.51322.95192.52892.22513.53152.92272.25171.08731.08683.94393.3373
C52.38601.51112.34082.95191.33823.33842.16492.17963.27592.92434.01931.08602.1560
C62.38662.36491.48942.52891.33823.33613.07573.15812.24712.68723.48942.15521.0861
H71.08552.25802.27142.22513.33843.33612.48972.84842.65353.11332.49744.35254.3466
H82.18131.09943.17473.53152.16493.07572.48971.75873.93483.86224.36662.71184.0675
H92.19341.09863.26032.92272.17963.15812.84841.75874.27192.80403.80492.65834.1501
H102.29433.40041.08672.25173.27592.24712.65353.93484.27193.10822.54744.28372.7061
H112.24222.79362.23451.08732.92432.68723.11333.86222.80403.10821.83103.72453.3786
H122.21623.53912.23511.08684.01933.48942.49744.36663.80492.54741.83105.02724.2016
H133.42962.28873.38703.94391.08602.15524.35252.71182.65834.28373.72455.02722.5912
H143.43153.41272.27193.33732.15601.08614.34664.06754.15012.70613.37864.20162.5912

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 103.564 C1 C2 H8 111.351
C1 C2 H9 112.379 C1 C3 C4 59.391
C1 C3 C6 104.966 C1 C3 H10 122.496
C1 C4 C3 60.512 C1 C4 H11 119.079
C1 C4 H12 116.811 C2 C1 C3 107.532
C2 C1 C4 118.354 C2 C1 H7 118.729
C2 C5 C6 112.057 C2 C5 H13 122.745
C3 C1 C4 60.097 C3 C1 H7 120.450
C3 C4 H11 117.531 C3 C4 H12 117.617
C3 C6 C5 111.645 C3 C6 H14 123.037
C4 C1 H7 117.682 C4 C3 C6 114.747
C4 C3 H10 119.100 C5 C2 H8 111.075
C5 C2 H9 112.312 C5 C6 H14 125.265
C6 C3 H10 120.657 C6 C5 H13 125.188
H8 C2 H9 106.286 H11 C4 H12 114.739
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.151      
2 C -0.245      
3 C -0.169      
4 C -0.257      
5 C -0.141      
6 C -0.057      
7 H 0.128      
8 H 0.134      
9 H 0.135      
10 H 0.126      
11 H 0.137      
12 H 0.133      
13 H 0.112      
14 H 0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.128 -0.184 -0.083 0.239
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.662 0.230 -1.384
y 0.230 -35.293 0.066
z -1.384 0.066 -36.667
Traceless
 xyz
x 1.318 0.230 -1.384
y 0.230 0.371 0.066
z -1.384 0.066 -1.689
Polar
3z2-r2-3.377
x2-y20.631
xy0.230
xz-1.384
yz0.066


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


<r2> (average value of r2) Å2
<r2> 130.384
(<r2>)1/2 11.419