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

using model chemistry: CBS-Q

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 CBS-Q
Rotational Constants (cm-1) from geometry optimized at CBS-Q
See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CBS-Q
 hartrees
Energy at 0K-235.326106
Energy at 298.15K-235.339227
HF Energy-234.174403
Nuclear repulsion energy230.066030
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
4/u)
Dep P Dep U
1 A 3318 3318 70.50      
2 A 3291 3291 21.67      
3 A 3285 3285 20.43      
4 A 3253 3253 98.13      
5 A 3251 3251 61.29      
6 A 3240 3240 2.78      
7 A 3228 3228 37.91      
8 A 3212 3212 9.94      
9 A 3184 3184 11.62      
10 A 3181 3181 40.82      
11 A 3180 3180 72.72      
12 A 3170 3170 22.28      
13 A 1901 1901 1.22      
14 A 1646 1646 3.77      
15 A 1635 1635 5.53      
16 A 1634 1634 2.84      
17 A 1628 1628 0.49      
18 A 1623 1623 3.27      
19 A 1621 1621 1.79      
20 A 1573 1573 3.65      
21 A 1554 1554 2.02      
22 A 1542 1542 2.91      
23 A 1513 1513 2.14      
24 A 1442 1442 0.16      
25 A 1417 1417 8.37      
26 A 1403 1403 1.38      
27 A 1365 1365 0.04      
28 A 1271 1271 0.23      
29 A 1208 1208 0.83      
30 A 1170 1170 2.22      
31 A 1150 1150 0.91      
32 A 1124 1124 1.77      
33 A 1114 1114 0.92      
34 A 1064 1064 3.88      
35 A 973 973 2.33      
36 A 964 964 5.42      
37 A 937 937 3.94      
38 A 801 801 4.25      
39 A 782 782 24.61      
40 A 606 606 6.46      
41 A 507 507 0.70      
42 A 392 392 0.00      
43 A 306 306 0.03      
44 A 259 259 0.00      
45 A 216 216 0.01      
46 A 135 135 0.18      
47 A 98 98 0.01      
48 A 53 53 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 38707.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 38707.1 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 CBS-Q
ABC
0.27161 0.05040 0.04631

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.505 0.939 -0.078
C2 1.992 -0.477 -0.135
C3 0.773 -0.923 0.132
C4 -0.444 -0.140 0.558
C5 -1.592 -0.239 -0.459
C6 -2.852 0.501 -0.006
H7 1.744 1.657 0.205
H8 3.324 1.020 0.637
H9 2.903 1.238 -1.047
H10 2.731 -1.209 -0.433
H11 0.605 -1.988 0.028
H12 -0.200 0.905 0.725
H13 -0.792 -0.530 1.517
H14 -1.254 0.160 -1.415
H15 -1.830 -1.289 -0.633
H16 -3.647 0.416 -0.745
H17 -3.229 0.099 0.934
H18 -2.654 1.561 0.146

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.50702.55163.20424.28005.37581.08471.09001.08992.18803.49092.82203.94614.06604.90596.21015.88335.2013
C21.50701.32492.55473.60614.94342.17542.14732.14611.08202.05722.73023.23733.54743.93905.74135.36015.0808
C32.55161.32491.50852.53183.89752.75783.24603.25572.05791.08272.15462.12662.77102.73814.70084.20774.2327
C43.20422.55471.50851.53672.55522.85333.94313.95993.49362.18941.08681.09202.15442.15873.50212.82052.8193
C54.28003.60612.53181.53671.53023.89395.19134.76784.43042.84942.15622.15161.08961.09052.17572.17582.1760
C65.37584.94343.89752.55521.53024.74386.23105.89505.85484.25972.78082.76182.15772.15441.08851.08931.0893
H71.08472.17542.75782.85333.89394.74381.75781.75763.09763.82272.14773.59623.72284.70705.61255.26204.3988
H81.09002.14733.24603.94315.19136.23101.75781.75032.54214.09993.52664.48485.09075.78877.13186.62406.0221
H91.08992.14613.25573.95994.76785.89501.75761.75032.52854.10423.58904.83274.31105.38166.60806.54425.6926
H102.18801.08202.05793.49364.43045.85483.09762.54212.52852.31113.79494.08364.32704.56666.58896.25326.0831
H113.49092.05721.08272.18942.84944.25973.82274.09994.10422.31113.08272.50883.18592.61814.94464.45784.8193
H122.82202.73022.15461.08682.15622.78082.14773.52663.58903.79493.08271.74282.50013.05253.77913.14182.6052
H133.94613.23732.12661.09202.15162.76183.59624.48484.83274.08362.50881.74283.04782.50573.76332.58383.1176
H144.06603.54742.77102.15441.08962.15773.72285.09074.31104.32703.18592.50013.04781.74392.49753.06922.5218
H154.90593.93902.73812.15871.09052.15444.70705.78875.38164.56662.61813.05252.50571.74392.49372.51723.0672
H166.21015.74134.70083.50212.17571.08855.61257.13186.60806.58894.94463.77913.76332.49752.49371.75871.7582
H175.88335.36014.20772.82052.17581.08935.26206.62406.54426.25324.45783.14182.58383.06922.51721.75871.7581
H185.20135.08084.23272.81932.17601.08934.39886.02215.69266.08314.81932.60523.11762.52183.06721.75821.7581

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 128.474 C1 C2 H10 114.365
C2 C1 H7 113.133 C2 C1 H8 110.518
C2 C1 H9 110.430 C2 C3 C4 128.628
C2 C3 H11 117.047 C3 C2 H10 117.160
C3 C4 C5 112.482 C3 C4 H12 111.192
C3 C4 H13 108.662 C4 C3 H11 114.322
C4 C5 C6 112.842 C4 C5 H14 109.040
C4 C5 H15 109.326 C5 C4 H12 109.351
C5 C4 H13 108.690 C5 C6 H16 111.246
C5 C6 H17 111.207 C5 C6 H18 111.218
C6 C5 H14 109.744 C6 C5 H15 109.432
H7 C1 H8 107.851 H7 C1 H9 107.843
H8 C1 H9 106.816 H12 C4 H13 106.239
H14 C5 H16 93.824 H16 C6 H17 107.713
H16 C6 H18 107.672 H17 C6 H18 107.605
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability