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

using model chemistry: B3LYP/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/SDD
 hartrees
Energy at 0K-233.325378
Energy at 298.15K-233.334843
Nuclear repulsion energy228.577657
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/SDD
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 3276 3149 13.53      
2 A1 3168 3045 8.71      
3 A1 3162 3039 60.91      
4 A1 3076 2957 54.51      
5 A1 1599 1537 3.42      
6 A1 1527 1468 1.48      
7 A1 1274 1225 4.23      
8 A1 1141 1097 4.88      
9 A1 1069 1027 0.34      
10 A1 1000 961 1.28      
11 A1 958 921 0.34      
12 A1 857 824 2.44      
13 A1 532 511 0.81      
14 A2 1253 1204 0.00      
15 A2 1115 1072 0.00      
16 A2 1064 1023 0.00      
17 A2 943 907 0.00      
18 A2 840 807 0.00      
19 A2 538 517 0.00      
20 B1 3153 3031 38.38      
21 B1 3065 2946 68.00      
22 B1 1500 1442 3.88      
23 B1 1225 1177 1.79      
24 B1 1009 970 8.05      
25 B1 821 789 15.88      
26 B1 712 685 63.92      
27 B1 459 441 14.57      
28 B2 3242 3117 6.64      
29 B2 3159 3037 91.78      
30 B2 1331 1280 20.72      
31 B2 1268 1219 0.07      
32 B2 1229 1181 15.03      
33 B2 1107 1065 3.72      
34 B2 920 884 0.40      
35 B2 848 815 12.34      
36 B2 732 704 1.18      

Unscaled Zero Point Vibrational Energy (zpe) 27083.9 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 26035.8 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 B3LYP/SDD
ABC
0.19022 0.15355 0.14047

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.679 1.225
C2 0.000 -0.679 1.225
C3 0.000 -1.036 -0.282
C4 0.000 1.036 -0.282
C5 1.078 0.000 -0.816
C6 -1.078 0.000 -0.816
H7 0.000 1.376 2.053
H8 0.000 -1.376 2.053
H9 0.000 -2.087 -0.574
H10 0.000 2.087 -0.574
H11 2.057 0.000 -0.329
H12 -2.057 0.000 -0.329
H13 -1.178 0.000 -1.909
H14 1.178 0.000 -1.909

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.35782.28251.54792.40582.40581.08322.21603.29902.28412.66582.66583.41593.4159
C21.35781.54792.28252.40582.40582.21601.08322.28413.29902.66582.66583.41593.4159
C32.28251.54792.07231.58781.58783.35732.35961.09043.13632.30382.30382.26062.2606
C41.54792.28252.07231.58781.58782.35963.35733.13631.09042.30382.30382.26062.2606
C52.40582.40581.58781.58782.15533.36033.36032.36082.36081.09393.17242.50641.0973
C62.40582.40581.58781.58782.15533.36033.36032.36082.36083.17241.09391.09732.5064
H71.08322.21603.35732.35963.36033.36032.75244.34692.72203.43543.43544.35704.3570
H82.21601.08322.35963.35733.36033.36032.75242.72204.34693.43543.43544.35704.3570
H93.29902.28411.09043.13632.36082.36084.34692.72204.17302.94032.94032.74282.7428
H102.28413.29903.13631.09042.36082.36082.72204.34694.17302.94032.94032.74282.7428
H112.66582.66582.30382.30381.09393.17243.43543.43542.94032.94034.11413.60031.8080
H122.66582.66582.30382.30383.17241.09393.43543.43542.94032.94034.11411.80803.6003
H133.41593.41592.26062.26062.50641.09734.35704.35702.74282.74283.60031.80802.3561
H143.41593.41592.26062.26061.09732.50644.35704.35702.74282.74281.80803.60032.3561

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 103.344 C1 C2 H8 130.073
C1 C4 C5 100.205 C1 C4 C6 100.205
C1 C4 H10 118.915 C2 C1 C4 103.344
C2 C1 H7 130.073 C2 C3 C5 100.205
C2 C3 C6 100.205 C2 C3 H9 118.915
C3 C2 H8 126.583 C3 C5 C4 81.472
C3 C5 H11 117.233 C3 C5 H14 113.426
C3 C6 C4 81.472 C3 C6 H12 117.233
C3 C6 H13 113.426 C4 C1 H7 126.583
C4 C5 H11 117.233 C4 C5 H14 113.426
C4 C6 H12 117.233 C4 C6 H13 113.426
C5 C3 C6 85.488 C5 C3 H9 122.561
C5 C4 C6 85.488 C5 C4 H10 122.561
C6 C3 H9 122.561 C6 C4 H10 122.561
H11 C5 H14 111.202 H12 C6 H13 111.202
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.229      
2 C -0.229      
3 C -0.217      
4 C -0.217      
5 C -0.450      
6 C -0.450      
7 H 0.244      
8 H 0.244      
9 H 0.230      
10 H 0.230      
11 H 0.226      
12 H 0.226      
13 H 0.197      
14 H 0.197      


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 -0.348 0.348
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.321 0.000 0.000
y 0.000 -35.178 0.000
z 0.000 0.000 -35.364
Traceless
 xyz
x -3.050 0.000 0.000
y 0.000 1.665 0.000
z 0.000 0.000 1.386
Polar
3z2-r22.771
x2-y2-3.143
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.352 0.000 0.000
y 0.000 8.734 0.000
z 0.000 0.000 8.531


<r2> (average value of r2) Å2
<r2> 122.291
(<r2>)1/2 11.059