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All results from a given calculation for C6H12 ((Z)-hex-2-ene)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (C1)

Jump to S1C2
Vibrational Frequencies calculated at QCISD/6-311G*
Rotational Constants (cm-1) from geometry optimized at QCISD/6-311G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-235.115926
Energy at 298.15K-235.128105
HF Energy-234.216840
Nuclear repulsion energy229.697258
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 QCISD/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3151 3017 65.04      
2 A 3135 3001 8.50      
3 A 3122 2989 16.91      
4 A 3106 2974 42.76      
5 A 3104 2972 69.02      
6 A 3089 2957 5.75      
7 A 3087 2955 24.20      
8 A 3065 2935 5.99      
9 A 3034 2905 29.28      
10 A 3033 2904 29.07      
11 A 3030 2901 44.71      
12 A 3025 2896 10.30      
13 A 1747 1673 1.34      
14 A 1543 1477 10.68      
15 A 1532 1466 4.08      
16 A 1529 1464 8.73      
17 A 1523 1458 0.61      
18 A 1519 1454 3.04      
19 A 1516 1451 5.97      
20 A 1466 1403 7.46      
21 A 1448 1387 4.78      
22 A 1437 1376 3.18      
23 A 1410 1350 0.42      
24 A 1351 1293 0.02      
25 A 1316 1260 1.55      
26 A 1314 1258 0.66      
27 A 1279 1224 0.09      
28 A 1188 1137 0.37      
29 A 1134 1085 1.44      
30 A 1083 1037 2.07      
31 A 1081 1035 0.17      
32 A 1076 1030 1.74      
33 A 1021 977 4.12      
34 A 979 937 0.24      
35 A 930 890 2.96      
36 A 913 874 5.10      
37 A 882 844 3.80      
38 A 746 714 2.89      
39 A 719 688 36.70      
40 A 570 546 6.13      
41 A 473 453 1.02      
42 A 367 352 0.00      
43 A 293 280 0.03      
44 A 241 231 0.01      
45 A 202 193 0.00      
46 A 100 96 0.20      
47 A 90 86 0.00      
48 A 34 33 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 36515.7 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 34960.1 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 QCISD/6-311G*
ABC
0.27096 0.05033 0.04624

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.438 0.980 -0.044
C2 1.993 -0.456 -0.162
C3 0.780 -0.966 0.111
C4 -0.448 -0.227 0.583
C5 -1.550 -0.187 -0.488
C6 -2.825 0.505 0.003
H7 1.632 1.650 0.265
H8 3.255 1.074 0.684
H9 2.826 1.341 -1.006
H10 2.762 -1.151 -0.509
H11 0.641 -2.039 -0.043
H12 -0.201 0.798 0.888
H13 -0.842 -0.728 1.481
H14 -1.161 0.328 -1.377
H15 -1.784 -1.215 -0.804
H16 -3.596 0.526 -0.776
H17 -3.244 -0.014 0.875
H18 -2.620 1.542 0.300

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.50822.56113.19054.17965.28461.09341.09821.09792.20453.51372.80534.00063.89364.81876.09535.84125.1016
C21.50821.34352.56233.56844.91532.17972.15622.15351.09262.08532.73673.28813.47013.90545.70755.35675.0488
C32.56111.34351.50892.52893.89472.75573.25763.27962.08461.09342.16252.13672.76722.73384.70744.20494.2294
C43.19052.56231.50891.53752.55362.81973.92563.96273.51402.20511.09691.10122.15862.16453.51052.81922.8159
C54.17963.56842.52891.53751.53103.75135.10424.66484.41842.90302.16402.16071.09901.09982.18532.18052.1806
C65.28464.91533.89472.55361.53104.60906.14385.80095.84904.29912.78402.76262.16862.16581.09671.09761.0977
H71.09342.17972.75572.81973.75134.60901.77241.77103.11803.83302.11583.64103.49984.58485.44785.18814.2541
H81.09822.15623.25763.92565.10426.14381.77241.76382.57204.12963.47304.54604.93035.73067.02596.59175.9064
H91.09792.15353.27963.96274.66485.80091.77101.76382.54174.13893.61224.89114.13125.27516.47776.49765.6046
H102.20451.09262.08463.51404.41845.84903.11802.57202.54172.34643.81154.13864.28144.55576.58026.26696.0722
H113.51372.08531.09342.20512.90304.29913.83304.12964.13892.34643.10232.49853.26042.67165.00644.47594.8556
H122.80532.73672.16251.09692.16402.78402.11583.47303.61223.81153.10231.75772.50463.06863.79023.14892.5987
H134.00063.28812.13671.10122.16072.76263.64104.54604.89114.13862.49851.75773.06342.51883.77462.57753.1160
H143.89363.47012.76722.15861.09902.16863.49984.93034.13124.28143.26042.50463.06341.75932.51523.08622.5324
H154.81873.90542.73382.16451.09982.16584.58485.73065.27514.55572.67163.06862.51881.75932.51242.52803.0846
H166.09535.70754.70743.51052.18531.09675.44787.02596.47776.58025.00643.79023.77462.51522.51241.77251.7721
H175.84125.35674.20492.81922.18051.09765.18816.59176.49766.26694.47593.14892.57753.08622.52801.77251.7722
H185.10165.04884.22942.81592.18061.09774.25415.90645.60466.07224.85562.59873.11602.53243.08461.77211.7722

picture of (Z)-hex-2-ene state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.720 C1 C2 H10 114.972
C2 C1 H7 112.852 C2 C1 H8 110.653
C2 C1 H9 110.456 C2 C3 C4 127.769
C2 C3 H11 117.305 C3 C2 H10 117.308
C3 C4 C5 112.218 C3 C4 H12 111.190
C3 C4 H13 108.893 C4 C3 H11 114.910
C4 C5 C6 112.647 C4 C5 H14 108.775
C4 C5 H15 109.193 C5 C4 H12 109.321
C5 C4 H13 108.819 C5 C6 H16 111.467
C5 C6 H17 111.026 C5 C6 H18 111.032
C6 C5 H14 110.003 C6 C5 H15 109.734
H7 C1 H8 107.947 H7 C1 H9 107.836
H8 C1 H9 106.861 H12 C4 H13 106.193
H14 C5 H16 94.093 H16 C6 H17 107.761
H16 C6 H18 107.721 H17 C6 H18 107.662
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability