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

using model chemistry: MP2=FULL/3-21G*

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 MP2=FULL/3-21G*
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/3-21G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP2=FULL/3-21G*
 hartrees
Energy at 0K-233.437950
Energy at 298.15K-233.450250
HF Energy-232.880010
Nuclear repulsion energy229.278306
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/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 A 3182 3016 52.54      
2 A 3167 3002 5.14      
3 A 3157 2993 56.49      
4 A 3153 2989 31.22      
5 A 3148 2984 1.94      
6 A 3132 2969 7.40      
7 A 3131 2969 16.92      
8 A 3115 2953 1.72      
9 A 3085 2925 29.83      
10 A 3079 2919 13.25      
11 A 3079 2918 19.36      
12 A 3071 2911 11.61      
13 A 1701 1613 0.24      
14 A 1606 1523 5.90      
15 A 1603 1519 7.05      
16 A 1599 1516 5.75      
17 A 1592 1509 3.14      
18 A 1589 1507 2.70      
19 A 1577 1495 0.82      
20 A 1491 1414 1.28      
21 A 1491 1413 7.12      
22 A 1486 1409 5.87      
23 A 1421 1347 0.97      
24 A 1389 1317 0.01      
25 A 1361 1290 0.40      
26 A 1352 1282 0.97      
27 A 1322 1254 0.21      
28 A 1213 1150 1.67      
29 A 1150 1090 3.54      
30 A 1129 1070 0.45      
31 A 1109 1052 0.76      
32 A 1040 986 2.30      
33 A 1020 966 0.42      
34 A 997 945 4.53      
35 A 935 887 0.84      
36 A 911 864 10.37      
37 A 880 834 3.50      
38 A 771 731 2.64      
39 A 736 698 35.99      
40 A 590 559 7.27      
41 A 484 458 1.16      
42 A 372 353 0.02      
43 A 305 289 0.05      
44 A 249 236 0.00      
45 A 203 193 0.01      
46 A 108 103 0.26      
47 A 96 91 0.00      
48 A 35 33 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 37205.4 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 35270.8 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/3-21G*
ABC
0.25856 0.05110 0.04672

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.387 1.017 -0.017
C2 1.993 -0.442 -0.186
C3 0.799 -0.998 0.095
C4 -0.445 -0.292 0.607
C5 -1.520 -0.158 -0.510
C6 -2.816 0.512 0.010
H7 1.567 1.612 0.394
H8 3.248 1.106 0.656
H9 2.673 1.450 -0.984
H10 2.781 -1.086 -0.577
H11 0.671 -2.065 -0.094
H12 -0.201 0.707 0.987
H13 -0.873 -0.864 1.442
H14 -1.095 0.433 -1.331
H15 -1.749 -1.155 -0.908
H16 -3.559 0.602 -0.790
H17 -3.251 -0.082 0.822
H18 -2.598 1.514 0.395

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.52132.56813.18184.10895.22761.09331.09681.09692.21153.52832.79324.03713.76704.75536.01065.80505.0264
C21.52131.34632.56823.53864.90662.17662.16422.16341.08992.09472.74043.32323.40733.87655.68175.35195.0239
C32.56811.34631.51982.53973.91912.73683.27733.26652.09451.09082.16892.15182.76942.74284.72694.21584.2359
C43.18182.56821.51981.55632.57402.77793.94943.91033.52722.20931.09621.09902.16922.17703.52872.82202.8182
C54.10893.53862.53971.55631.54923.67055.06844.51534.40002.93432.17472.17481.09661.09742.19472.18602.1856
C65.22764.90663.91912.57401.54924.53506.12775.65705.85024.33732.79892.77862.18342.18111.09541.09581.0958
H71.09332.17662.73682.77793.67054.53501.77541.77443.11343.81542.07243.63083.38364.50985.35695.12454.1656
H81.09682.16423.27733.94945.06846.12771.77541.77112.55804.15453.48794.63554.82335.70326.97776.60905.8661
H91.09692.16343.26653.91034.51535.65701.77441.77112.57024.14193.56334.88053.91855.13276.29306.37995.4487
H102.21151.08992.09453.52724.40005.85023.11342.55802.57022.37573.81484.18104.23034.54246.56466.27306.0527
H113.52832.09471.09082.20932.93434.33733.81544.15454.14192.37573.10042.48723.29972.71075.04944.48944.8719
H122.79322.74042.16891.09622.17472.79892.07243.48793.56333.81483.10041.76862.49993.07453.80133.15482.5978
H134.03713.32322.15181.09902.17482.77863.63084.63554.88054.18102.48721.76863.06972.52453.78802.57903.1192
H143.76703.40732.76942.16921.09662.18343.38364.82333.91854.23033.29972.49993.06971.76812.52903.09012.5312
H154.75533.87652.74282.17701.09742.18114.50985.70325.13274.54242.71073.07452.52451.76812.52552.52953.0885
H166.01065.68174.72693.52872.19471.09545.35696.97776.29306.56465.04943.80133.78802.52902.52551.77781.7775
H175.80505.35194.21582.82202.18601.09585.12456.60906.37996.27304.48943.15482.57903.09012.52951.77781.7765
H185.02645.02394.23592.81822.18561.09584.16565.86615.44876.05274.87192.59783.11922.53123.08851.77751.7765

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 127.055 C1 C2 H10 114.752
C2 C1 H7 111.663 C2 C1 H8 110.461
C2 C1 H9 110.390 C2 C3 C4 127.186
C2 C3 H11 118.143 C3 C2 H10 118.192
C3 C4 C5 111.300 C3 C4 H12 110.969
C3 C4 H13 109.454 C4 C3 H11 114.623
C4 C5 C6 111.966 C4 C5 H14 108.464
C4 C5 H15 109.024 C5 C4 H12 108.908
C5 C4 H13 108.758 C5 C6 H16 111.010
C5 C6 H17 110.296 C5 C6 H18 110.270
C6 C5 H14 110.048 C6 C5 H15 109.824
H7 C1 H8 108.312 H7 C1 H9 108.214
H8 C1 H9 107.675 H12 C4 H13 107.344
H14 C5 H16 94.486 H16 C6 H17 108.452
H16 C6 H18 108.424 H17 C6 H18 108.312
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability