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All results from a given calculation for C6H8 ((Z)-hexa-2,3,4-triene)

using model chemistry: HSEh1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/3-21G
 hartrees
Energy at 0K-231.817082
Energy at 298.15K-231.823486
HF Energy-231.817082
Nuclear repulsion energy190.640192
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 HSEh1PBE/3-21G
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 3171 3055 23.77      
2 A1 3151 3035 1.61      
3 A1 3052 2940 7.75      
4 A1 2260 2177 0.54      
5 A1 1554 1497 7.42      
6 A1 1456 1403 13.98      
7 A1 1413 1361 0.07      
8 A1 1134 1092 4.31      
9 A1 1109 1069 0.01      
10 A1 779 750 0.07      
11 A1 484 467 5.30      
12 A1 96 92 1.85      
13 A2 3105 2991 0.00      
14 A2 1545 1488 0.00      
15 A2 1092 1052 0.00      
16 A2 879 847 0.00      
17 A2 576 555 0.00      
18 A2 233 225 0.00      
19 A2 148 143 0.00      
20 B1 3105 2991 28.14      
21 B1 1546 1489 22.08      
22 B1 1089 1049 0.23      
23 B1 731 704 66.37      
24 B1 231 222 1.87      
25 B1 130 125 3.17      
26 B2 3171 3055 4.43      
27 B2 3152 3036 0.01      
28 B2 3052 2940 42.65      
29 B2 1740 1677 1.27      
30 B2 1543 1486 15.68      
31 B2 1452 1399 1.52      
32 B2 1327 1278 14.98      
33 B2 1125 1084 12.34      
34 B2 951 916 38.13      
35 B2 578 557 3.34      
36 B2 220 212 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 26190.6 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 25229.4 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 HSEh1PBE/3-21G
ABC
0.41253 0.04683 0.04273

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.000 2.020 1.604
H2 0.864 3.343 0.802
H3 -0.864 3.343 0.802
H4 0.000 -2.020 1.604
H5 0.864 -3.343 0.802
H6 -0.864 -3.343 0.802
C7 0.000 2.693 0.746
C8 0.000 -2.693 0.746
H9 0.000 2.449 -1.418
H10 0.000 -2.449 -1.418
C11 0.000 -0.615 -0.531
C12 0.000 0.615 -0.531
C13 0.000 1.921 -0.513
C14 0.000 -1.921 -0.513

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 H6 C7 C8 H9 H10 C11 C12 C13 C14
H11.77201.77204.03935.49055.49051.09074.79053.05265.39453.39112.55552.11944.4738
H21.77201.72755.49056.68586.90541.08216.09812.54496.26264.26493.15662.12055.4945
H31.77201.72755.49056.90546.68581.08216.09812.54496.26264.26493.15662.12055.4945
H44.03935.49055.49051.77201.77204.79051.09075.39453.05262.55553.39114.47382.1194
H55.49056.68586.90541.77201.72756.09811.08216.26262.54493.15664.26495.49452.1205
H65.49056.90546.68581.77201.72756.09811.08216.26262.54493.15664.26495.49452.1205
C71.09071.08211.08214.79056.09816.09815.38702.17845.57933.54662.43951.47724.7837
C84.79056.09816.09811.09071.08211.08215.38705.57932.17842.43953.54664.78371.4772
H93.05262.54492.54495.39456.26266.26262.17845.57934.89753.18982.03711.04764.4630
H105.39456.26266.26263.05262.54492.54495.57932.17844.89752.03713.18984.46301.0476
C113.39114.26494.26492.55553.15663.15663.54662.43953.18982.03711.23022.53671.3065
C122.55553.15663.15663.39114.26494.26492.43953.54662.03713.18981.23021.30652.5367
C132.11942.12052.12054.47385.49455.49451.47724.78371.04764.46302.53671.30653.8430
C144.47385.49455.49452.11942.12052.12054.78371.47724.46301.04761.30652.53673.8430

picture of (Z)-hexa-2,3,4-triene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C7 H2 109.278 H1 C7 H3 109.278
H1 C7 C13 110.337 H2 C7 H3 105.921
H2 C7 C13 110.958 H3 C7 C13 110.958
H4 C8 H5 109.278 H4 C8 H6 109.278
H4 C8 C14 110.337 H5 C8 H6 105.921
H5 C8 C14 110.958 H6 C8 C14 110.958
C7 C13 H9 118.271 C7 C13 C12 122.287
C8 C14 H10 118.271 C8 C14 C11 122.287
H9 C13 C12 119.441 H10 C14 C11 119.441
C11 C12 C13 179.220 C12 C11 C14 179.220
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability