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

using model chemistry: MP2=FULL/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at MP2=FULL/TZVP
 hartrees
Energy at 0K-231.561131
Energy at 298.15K-231.564977
HF Energy-230.648359
Nuclear repulsion energy176.742325
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 MP2=FULL/TZVP
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 3193 3042 0.00      
2 Ag 3176 3026 0.00      
3 Ag 2025 1929 0.00      
4 Ag 1516 1444 0.00      
5 Ag 1417 1350 0.00      
6 Ag 1184 1128 0.00      
7 Ag 1045 996 0.00      
8 Ag 853 813 0.00      
9 Ag 541 516 0.00      
10 Ag 225 215 0.00      
11 Au 3264 3110 1.59      
12 Au 1019 971 1.27      
13 Au 901 859 35.85      
14 Au 471 449 6.24      
15 Au 315 300 14.95      
16 Au 69 65 0.30      
17 Bg 3264 3110 0.00      
18 Bg 1022 974 0.00      
19 Bg 890 848 0.00      
20 Bg 675 643 0.00      
21 Bg 299 285 0.00      
22 Bu 3201 3050 3.71      
23 Bu 3177 3026 10.44      
24 Bu 2041 1945 53.06      
25 Bu 1485 1415 0.23      
26 Bu 1281 1220 8.81      
27 Bu 1105 1053 1.89      
28 Bu 853 812 111.55      
29 Bu 539 513 26.55      
30 Bu 119 114 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 20581.9 cm-1
Scaled (by 0.9527) Zero Point Vibrational Energy (zpe) 19608.3 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 MP2=FULL/TZVP
ABC
1.05917 0.04576 0.04466

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/TZVP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.330 0.652 0.000
C2 0.330 -0.652 0.000
C3 0.330 1.788 0.000
C4 -0.330 -1.788 0.000
C5 1.001 2.910 0.000
C6 -1.001 -2.910 0.000
H7 -1.416 0.666 0.000
H8 1.416 -0.666 0.000
H9 1.285 3.392 0.926
H10 1.285 3.392 -0.926
H11 -1.285 -3.392 0.926
H12 -1.285 -3.392 -0.926

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.46241.31432.44062.62083.62451.08522.18803.31323.31324.25794.2579
C21.46242.44061.31433.62452.62082.18801.08524.25794.25793.31323.3132
C31.31432.44063.63711.30654.88302.07532.68392.08402.08405.50535.5053
C42.44061.31433.63714.88301.30652.68392.07535.50535.50532.08402.0840
C52.62083.62451.30654.88306.15413.29713.60021.08271.08276.76766.7676
C63.62452.62084.88301.30656.15413.60023.29716.76766.76761.08271.0827
H71.08522.18802.07532.68393.29713.60023.12913.94753.94754.16534.1653
H82.18801.08522.68392.07533.60023.29713.12914.16534.16533.94753.9475
H93.31324.25792.08405.50531.08276.76763.94754.16531.85307.25547.4883
H103.31324.25792.08405.50531.08276.76763.94754.16531.85307.48837.2554
H114.25793.31325.50532.08406.76761.08274.16533.94757.25547.48831.8530
H124.25793.31325.50532.08406.76761.08274.16533.94757.48837.25541.8530

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 122.945 C1 C2 H8 117.618
C1 C3 C5 179.319 C2 C1 C3 122.945
C2 C1 H7 117.618 C2 C4 C6 179.319
C3 C1 H7 119.438 C3 C5 H9 121.160
C3 C5 H10 121.160 C4 C2 H8 119.438
C4 C6 H11 121.160 C4 C6 H12 121.160
H9 C5 H10 117.678 H11 C6 H12 117.678
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability