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

using model chemistry: QCISD/cc-pVDZ

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

Conformer 2 (C1)

Jump to S1C1
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-235.125780
Energy at 298.15K-235.138001
HF Energy-234.193294
Nuclear repulsion energy228.567129
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3177 3048 55.08      
2 A 3162 3033 8.47      
3 A 3147 3019 11.76      
4 A 3136 3008 36.84      
5 A 3131 3004 56.39      
6 A 3116 2990 21.87      
7 A 3111 2985 16.01      
8 A 3087 2962 6.29      
9 A 3054 2930 25.54      
10 A 3051 2928 14.91      
11 A 3048 2924 61.94      
12 A 3041 2918 13.76      
13 A 1754 1683 1.54      
14 A 1507 1446 3.94      
15 A 1496 1436 5.83      
16 A 1495 1435 3.28      
17 A 1490 1430 0.47      
18 A 1484 1424 3.24      
19 A 1482 1422 1.10      
20 A 1449 1390 6.22      
21 A 1423 1366 1.62      
22 A 1410 1353 2.13      
23 A 1389 1333 0.79      
24 A 1327 1273 0.06      
25 A 1298 1245 6.47      
26 A 1293 1241 1.82      
27 A 1257 1206 0.07      
28 A 1176 1128 0.14      
29 A 1127 1081 0.69      
30 A 1084 1040 1.28      
31 A 1065 1022 0.96      
32 A 1061 1018 1.45      
33 A 1017 976 3.78      
34 A 999 958 0.28      
35 A 929 891 2.66      
36 A 908 872 3.54      
37 A 874 838 2.78      
38 A 750 720 1.17      
39 A 722 693 26.17      
40 A 564 541 5.52      
41 A 470 451 0.68      
42 A 364 349 0.00      
43 A 289 277 0.04      
44 A 249 239 0.00      
45 A 199 191 0.01      
46 A 117 112 0.24      
47 A 92 88 0.00      
48 A 40 38 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 36456.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 34975.9 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 QCISD/cc-pVDZ
ABC
0.27414 0.04950 0.04553

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.472 0.967 -0.063
C2 2.006 -0.469 -0.150
C3 0.776 -0.954 0.126
C4 -0.446 -0.180 0.571
C5 -1.578 -0.222 -0.473
C6 -2.843 0.508 -0.003
H7 1.668 1.659 0.235
H8 3.297 1.065 0.669
H9 2.868 1.304 -1.040
H10 2.771 -1.191 -0.473
H11 0.620 -2.036 -0.001
H12 -0.191 0.873 0.793
H13 -0.822 -0.616 1.520
H14 -1.212 0.227 -1.417
H15 -1.820 -1.278 -0.704
H16 -3.639 0.467 -0.768
H17 -3.240 0.054 0.925
H18 -2.631 1.573 0.209

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.51182.56963.19864.24055.33551.10221.10671.10652.21653.52912.79933.98243.99414.88626.17265.86825.1460
C21.51181.35132.57223.60714.94902.18852.16512.16291.10042.09812.74213.28733.52823.95025.75625.38055.0792
C32.56961.35131.51302.53643.90492.76273.27483.29182.09721.10112.17172.14632.77992.74474.72364.21624.2418
C43.19862.57221.51301.54062.55932.82113.94493.97213.53022.21581.10521.10952.16962.17333.52312.82602.8242
C54.24053.60712.53641.54061.53423.81685.16874.73414.45562.88852.17282.16731.10771.10842.19372.18902.1890
C65.33554.94903.90492.55931.53424.66146.20135.85875.88444.29672.79252.76902.17712.17411.10501.10631.1064
H71.10222.18852.76272.82113.81684.66141.78711.78633.13673.84802.09403.60863.61524.65525.53105.20904.2993
H81.10672.16513.27483.94495.16876.20131.78711.77792.58264.15123.49534.52865.03775.79277.10856.61885.9666
H91.10652.16293.29183.97214.73415.85871.78631.77792.56034.15843.59214.88374.23635.36266.56676.53655.6449
H102.21651.10042.09723.53024.45565.88443.13672.58262.56032.35963.82614.14874.33194.59796.62816.29576.1059
H113.52912.09811.10112.21582.88854.29673.84804.15124.15842.35963.12272.53123.23772.64984.99934.48564.8613
H122.79932.74212.17171.10522.17282.79252.09403.49533.59213.82613.12271.77272.51833.08553.80663.15922.6040
H133.98243.28732.14631.10952.16732.76903.60864.52864.88374.14872.53121.77273.08032.52613.78762.57873.1275
H143.99413.52822.77992.16961.10772.17713.61525.03774.23634.33193.23772.51833.08031.77312.52443.10282.5429
H154.88623.95022.74472.17331.10842.17414.65525.79275.36264.59792.64983.08552.52611.77312.52172.53843.1010
H166.17265.75624.72363.52312.19371.10505.53107.10856.56676.62814.99933.80663.78762.52442.52171.78771.7872
H175.86825.38054.21622.82602.18901.10635.20906.61886.53656.29574.48563.15922.57873.10282.53841.78771.7861
H185.14605.07924.24182.82422.18901.10644.29935.96665.64496.10594.86132.60403.12752.54293.10101.78721.7861

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 127.565 C1 C2 H10 115.192
C2 C1 H7 112.750 C2 C1 H8 110.595
C2 C1 H9 110.436 C2 C3 C4 127.714
C2 C3 H11 117.273 C3 C2 H10 117.242
C3 C4 C5 112.326 C3 C4 H12 111.130
C3 C4 H13 108.886 C4 C3 H11 115.001
C4 C5 C6 112.682 C4 C5 H14 108.916
C4 C5 H15 109.158 C5 C4 H12 109.307
C5 C4 H13 108.638 C5 C6 H16 111.408
C5 C6 H17 110.956 C5 C6 H18 110.957
C6 C5 H14 109.936 C6 C5 H15 109.665
H7 C1 H8 108.003 H7 C1 H9 107.945
H8 C1 H9 106.889 H12 C4 H13 106.345
H14 C5 H16 93.934 H16 C6 H17 107.881
H16 C6 H18 107.838 H17 C6 H18 107.641
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability