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All results from a given calculation for C6H12 ((E)-2-Hexene)

using model chemistry: MP2=FULL/6-31+G**

19 10 17 12 22

States and conformations

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

Conformer 1 (CS)

Jump to S1C2
Vibrational Frequencies calculated at MP2=FULL/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-31+G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP2=FULL/6-31+G**
 hartrees
Energy at 0K-235.096665
Energy at 298.15K-235.108941
HF Energy-234.202202
Nuclear repulsion energy227.061545
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/6-31+G**
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 3221 3025 46.42      
2 A 3210 3015 33.40      
3 A 3207 3012 46.83      
4 A 3206 3011 6.01      
5 A 3202 3007 13.01      
6 A 3188 2994 17.08      
7 A 3170 2977 21.80      
8 A 3145 2954 4.55      
9 A 3112 2923 50.50      
10 A 3112 2923 18.47      
11 A 3108 2919 34.42      
12 A 3090 2902 21.25      
13 A 1749 1642 0.41      
14 A 1550 1456 6.65      
15 A 1546 1452 6.18      
16 A 1543 1449 11.38      
17 A 1537 1443 0.79      
18 A 1523 1430 1.39      
19 A 1522 1429 6.92      
20 A 1458 1369 2.16      
21 A 1455 1367 3.22      
22 A 1422 1336 0.60      
23 A 1373 1289 1.08      
24 A 1358 1276 0.55      
25 A 1342 1261 0.11      
26 A 1319 1239 3.86      
27 A 1283 1205 0.43      
28 A 1210 1136 0.06      
29 A 1145 1075 1.13      
30 A 1130 1061 1.75      
31 A 1090 1024 2.27      
32 A 1085 1020 1.46      
33 A 1064 999 4.40      
34 A 1000 939 45.22      
35 A 950 892 4.24      
36 A 926 869 1.78      
37 A 891 837 0.17      
38 A 774 727 0.35      
39 A 754 708 1.15      
40 A 542 509 0.09      
41 A 393 369 1.44      
42 A 316 297 0.94      
43 A 290 272 1.52      
44 A 255 239 0.03      
45 A 202 189 0.86      
46 A 147 138 0.30      
47 A 95 89 0.13      
48 A 78 74 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 37142.4 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 34884.1 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 MP2=FULL/6-31+G**
ABC
0.49166 0.04057 0.04012

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 3.168 0.224 -0.164
C2 1.790 -0.360 -0.237
C3 0.735 0.082 0.465
C4 -0.647 -0.487 0.376
C5 -1.664 0.524 -0.156
C6 -3.079 -0.041 -0.207
H7 3.199 1.060 0.532
H8 3.893 -0.521 0.165
H9 3.495 0.581 -1.141
H10 1.650 -1.202 -0.908
H11 0.871 0.927 1.137
H12 -0.973 -0.825 1.364
H13 -0.636 -1.367 -0.273
H14 -1.353 0.842 -1.153
H15 -1.647 1.415 0.477
H16 -3.787 0.693 -0.590
H17 -3.122 -0.917 -0.855
H18 -3.412 -0.344 0.786

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.49772.51683.91754.84166.25251.08891.09061.09062.21192.73164.53734.12424.66915.00106.98356.42956.6720
C21.49771.34222.51603.56694.87982.14272.14692.14691.08662.09453.22782.62723.48813.93355.68674.98225.3016
C32.51681.34221.49722.51763.87492.65163.22923.23212.09101.08782.13342.12712.74902.72944.68354.19734.1810
C43.91752.51601.49721.52982.54074.14814.54484.53832.72622.20981.09471.09322.14542.15143.49092.79752.7990
C54.84163.56692.51761.52981.52404.94105.66415.25313.81182.87442.14662.15601.09191.09272.17302.16532.1659
C66.25254.87983.87492.54071.52406.41656.99866.66904.91924.28342.74202.78072.15682.15391.08921.09001.0900
H71.08892.14272.65164.14814.94106.41651.76571.76573.09752.40864.65364.60914.85894.85907.08496.76656.7628
H81.09062.14693.22924.54485.66416.99861.76571.75502.57853.48925.02144.62795.57865.87687.81207.09987.3334
H91.09062.14693.23214.53835.25316.66901.76571.75502.57723.49185.31254.64904.85535.45447.30366.79037.2299
H102.21191.08662.09102.72623.81184.91923.09752.57852.57723.05323.49072.37763.64134.43115.76634.78035.4058
H112.73162.09451.08782.20982.87444.28342.40863.48923.49183.05322.55463.08573.19322.64834.97324.82824.4813
H124.53733.22782.13341.09472.14662.74204.65365.02145.31253.49072.55461.75713.04312.50213.74703.09022.5520
H134.12422.62722.12711.09322.15602.78074.60914.62794.64902.37763.08571.75712.48423.05363.77832.59293.1423
H144.66913.48812.74902.14541.09192.15684.85895.57864.85533.64133.19323.04312.48421.75172.50232.51213.0659
H155.00103.93352.72942.15141.09272.15394.85905.87685.45444.43112.64832.50213.05361.75172.49763.06372.5107
H166.98355.68674.68353.49092.17301.08927.08497.81207.30365.76634.97323.74703.77832.50232.49761.76201.7626
H176.42954.98224.19732.79752.16531.09006.76657.09986.79034.78034.82823.09022.59292.51213.06371.76201.7617
H186.67205.30164.18102.79902.16591.09006.76287.33347.22995.40584.48132.55203.14233.06592.51071.76261.7617

picture of (E)-2-Hexene state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.718 C1 C2 H10 116.820
C2 C1 H7 110.881 C2 C1 H8 111.115
C2 C1 H9 111.115 C2 C3 C4 124.689
C2 C3 H11 118.699 C3 C2 H10 118.462
C3 C4 C5 112.548 C3 C4 H12 109.817
C3 C4 H13 109.411 C4 C3 H11 116.599
C4 C5 C6 112.601 C4 C5 H14 108.680
C4 C5 H15 109.101 C5 C4 H12 108.617
C5 C4 H13 109.431 C5 C6 H16 111.425
C5 C6 H17 110.766 C5 C6 H18 110.812
C6 C5 H14 109.969 C6 C5 H15 109.696
H7 C1 H8 108.218 H7 C1 H9 108.221
H8 C1 H9 107.143 H12 C4 H13 106.853
H14 C5 H15 106.608 H16 C6 H17 107.908
H16 C6 H18 107.958 H17 C6 H18 107.829
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability