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All results from a given calculation for C6H6 (1,2,4,5-Hexatetraene)

using model chemistry: CCD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at CCD/6-31+G**
 hartrees
Energy at 0K-231.423386
Energy at 298.15K-231.427249
HF Energy-230.592605
Nuclear repulsion energy175.838343
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 CCD/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3230 3043 0.00      
2 Ag 3211 3025 0.00      
3 Ag 2066 1947 0.00      
4 Ag 1553 1464 0.00      
5 Ag 1446 1363 0.00      
6 Ag 1199 1130 0.00      
7 Ag 1062 1000 0.00      
8 Ag 898 846 0.00      
9 Ag 538 507 0.00      
10 Ag 229 216 0.00      
11 Au 3296 3106 5.80      
12 Au 1046 986 2.36      
13 Au 920 866 37.14      
14 Au 484 456 4.97      
15 Au 309 292 16.44      
16 Au 65 61 0.28      
17 Bg 3296 3106 0.00      
18 Bg 1048 987 0.00      
19 Bg 897 845 0.00      
20 Bg 667 629 0.00      
21 Bg 295 278 0.00      
22 Bu 3237 3050 5.61      
23 Bu 3211 3026 15.34      
24 Bu 2076 1956 44.44      
25 Bu 1516 1428 0.06      
26 Bu 1307 1232 12.94      
27 Bu 1121 1056 0.96      
28 Bu 898 847 109.35      
29 Bu 533 502 28.77      
30 Bu 121 114 0.95      

Unscaled Zero Point Vibrational Energy (zpe) 20886.0 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 19680.9 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 CCD/6-31+G**
ABC
1.06051 0.04515 0.04409

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.332 0.658 0.000
C2 0.332 -0.658 0.000
C3 0.332 1.800 0.000
C4 -0.332 -1.800 0.000
C5 0.996 2.933 0.000
C6 -0.996 -2.933 0.000
H7 -1.416 0.673 0.000
H8 1.416 -0.673 0.000
H9 1.278 3.419 0.926
H10 1.278 3.419 -0.926
H11 -1.278 -3.419 0.926
H12 -1.278 -3.419 -0.926

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.47421.32002.45792.63393.65251.08472.19713.32713.32714.28694.2869
C21.47422.45791.32003.65252.63392.19711.08474.28694.28693.32713.3271
C31.32002.45793.65981.31394.91552.07932.70022.09172.09175.53915.5391
C42.45791.32003.65984.91551.31392.70022.07935.53915.53912.09172.0917
C52.63393.65251.31394.91556.19543.30533.63101.08281.08286.81036.8103
C63.65252.63394.91551.31396.19543.63103.30536.81036.81031.08281.0828
H71.08472.19712.07932.70023.30533.63103.13613.95683.95684.19784.1978
H82.19711.08472.70022.07933.63103.30533.13614.19784.19783.95683.9568
H93.32714.28692.09175.53911.08286.81033.95684.19781.85127.30027.5313
H103.32714.28692.09175.53911.08286.81033.95684.19781.85127.53137.3002
H114.28693.32715.53912.09176.81031.08284.19783.95687.30027.53131.8512
H124.28693.32715.53912.09176.81031.08284.19783.95687.53137.30021.8512

picture of 1,2,4,5-Hexatetraene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 123.111 C1 C2 H8 117.520
C1 C3 C5 179.795 C2 C1 C3 123.111
C2 C1 H7 117.520 C2 C4 C6 179.795
C3 C1 H7 119.369 C3 C5 H9 121.259
C3 C5 H10 121.259 C4 C2 H8 119.369
C4 C6 H11 121.259 C4 C6 H12 121.259
H9 C5 H10 117.482 H11 C6 H12 117.482
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability