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All results from a given calculation for C6H6 (Hexa-1,5-diene-3-yne)

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at CBS-Q
 hartrees
Energy at 0K-231.695581
Energy at 298.15K-231.687799
HF Energy-230.593424
Nuclear repulsion energy175.639045
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 CBS-Q
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Ag 3419 3419 0.00      
2 Ag 3347 3347 0.00      
3 Ag 3327 3327 0.00      
4 Ag 2529 2529 0.00      
5 Ag 1831 1831 0.00      
6 Ag 1560 1560 0.00      
7 Ag 1433 1433 0.00      
8 Ag 1176 1176 0.00      
9 Ag 772 772 0.00      
10 Ag 589 589 0.00      
11 Ag 256 256 0.00      
12 Au 1115 1115 31.18      
13 Au 1074 1074 88.77      
14 Au 749 749 9.52      
15 Au 198 198 6.12      
16 Au 37 37 0.11      
17 Bg 1113 1113 0.00      
18 Bg 1074 1074 0.00      
19 Bg 784 784 0.00      
20 Bg 423 423 0.00      
21 Bu 3419 3419 27.26      
22 Bu 3346 3346 28.13      
23 Bu 3327 3327 11.54      
24 Bu 1853 1853 18.04      
25 Bu 1575 1575 5.80      
26 Bu 1428 1428 11.30      
27 Bu 1277 1277 26.32      
28 Bu 1082 1082 0.06      
29 Bu 564 564 10.65      
30 Bu 121 121 2.59      

Unscaled Zero Point Vibrational Energy (zpe) 22397.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 22397.3 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 CBS-Q
ABC
0.86994 0.04469 0.04250

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.042 0.596 0.000
C2 -0.042 -0.596 0.000
C3 -0.042 2.033 0.000
C4 0.042 -2.033 0.000
C5 1.013 2.835 0.000
C6 -1.013 -2.835 0.000
H7 -1.037 2.450 0.000
H8 1.037 -2.450 0.000
H9 2.020 2.450 0.000
H10 0.894 3.906 0.000
H11 -2.020 -2.450 0.000
H12 -0.894 -3.906 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.19511.43912.62882.44033.58922.14493.20452.71133.41793.67834.5982
C21.19512.62881.43913.58922.44033.20452.14493.67834.59822.71133.4179
C31.43912.62884.06631.32494.96341.07934.61072.10332.09404.90015.9995
C42.62881.43914.06634.96341.32494.61071.07934.90015.99952.10332.0940
C52.44033.58921.32494.96346.02052.08595.28471.07771.07776.09347.0053
C63.58922.44034.96341.32496.02055.28472.08596.09347.00531.07771.0777
H72.14493.20451.07934.61072.08595.28475.32083.05692.41884.99786.3574
H83.20452.14494.61071.07935.28472.08595.32084.99786.35743.05692.4188
H92.71133.67832.10334.90011.07776.09343.05694.99781.83996.35096.9924
H103.41794.59822.09405.99951.07777.00532.41886.35741.83996.99248.0139
H113.67832.71134.90012.10336.09341.07774.99783.05696.35096.99241.8399
H124.59823.41795.99952.09407.00531.07776.35742.41886.99248.01391.8399

picture of Hexa-1,5-diene-3-yne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 172.676 C1 C3 C5 123.929
C1 C3 H7 116.061 C2 C1 C3 172.676
C2 C4 C6 123.929 C2 C4 H8 116.061
C3 C5 H9 121.852 C3 C5 H10 120.934
C4 C6 H11 121.852 C4 C6 H12 120.934
C5 C3 H7 120.011 C6 C4 H8 120.011
H9 C5 H10 117.214 H11 C6 H12 117.214
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability