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

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

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

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP2=FULL/6-31G
 hartrees
Energy at 0K-234.641160
Energy at 298.15K-234.653426
HF Energy-234.084543
Nuclear repulsion energy224.362311
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/6-31G
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 3149 2991 59.74      
2 A 3140 2983 40.99      
3 A 3137 2980 59.97      
4 A 3131 2975 15.31      
5 A 3129 2973 6.78      
6 A 3117 2962 28.93      
7 A 3096 2941 25.40      
8 A 3066 2913 7.55      
9 A 3053 2901 28.16      
10 A 3048 2896 41.55      
11 A 3046 2894 30.51      
12 A 3022 2871 24.59      
13 A 1723 1637 0.36      
14 A 1579 1501 4.95      
15 A 1573 1495 2.45      
16 A 1572 1494 10.75      
17 A 1567 1489 0.87      
18 A 1554 1477 1.00      
19 A 1553 1475 6.70      
20 A 1489 1415 2.91      
21 A 1484 1409 2.63      
22 A 1430 1358 0.93      
23 A 1396 1326 0.81      
24 A 1377 1309 0.44      
25 A 1362 1294 0.74      
26 A 1353 1286 2.45      
27 A 1311 1246 0.07      
28 A 1221 1160 0.03      
29 A 1153 1095 1.35      
30 A 1120 1064 0.44      
31 A 1117 1062 0.07      
32 A 1095 1040 7.29      
33 A 1058 1005 1.13      
34 A 1009 959 34.86      
35 A 961 913 2.27      
36 A 921 875 2.56      
37 A 905 860 0.56      
38 A 785 746 0.79      
39 A 759 721 1.89      
40 A 545 518 0.14      
41 A 391 372 1.26      
42 A 317 301 0.67      
43 A 290 276 1.10      
44 A 247 234 0.02      
45 A 195 185 0.69      
46 A 145 137 0.27      
47 A 93 88 0.03      
48 A 75 71 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 36927.8 cm-1
Scaled (by 0.9501) Zero Point Vibrational Energy (zpe) 35085.1 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/6-31G
ABC
0.48125 0.03950 0.03908

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 3.209 0.223 -0.169
C2 1.813 -0.363 -0.239
C3 0.749 0.085 0.469
C4 -0.652 -0.488 0.385
C5 -1.690 0.533 -0.154
C6 -3.121 -0.047 -0.214
H7 3.238 1.069 0.533
H8 3.942 -0.525 0.168
H9 3.541 0.587 -1.154
H10 1.678 -1.213 -0.916
H11 0.881 0.937 1.147
H12 -0.979 -0.836 1.381
H13 -0.644 -1.375 -0.272
H14 -1.374 0.856 -1.158
H15 -1.678 1.431 0.486
H16 -3.834 0.693 -0.604
H17 -3.155 -0.930 -0.868
H18 -3.460 -0.352 0.787

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.51592.54543.96524.90926.33631.09971.10051.10052.22862.76804.58994.17224.73135.07667.07256.50536.7618
C21.51591.35432.54593.61694.94442.16262.17402.17351.09562.11653.26262.65693.53403.99135.75685.03955.3717
C32.54541.35431.51622.55673.93212.67703.26503.26772.11381.09682.16032.14952.78362.77514.74624.24944.2435
C43.96522.54591.51621.55262.57904.19274.59964.59392.76572.22771.10441.10382.17062.17863.53572.83362.8397
C54.90923.61692.55671.55261.54505.00455.74005.32603.86982.90952.17572.17891.10171.10252.19682.18982.1907
C66.33634.94443.93212.57901.54506.49937.09006.75774.98874.34022.78492.81182.18162.18061.09891.09981.0999
H71.09972.16262.67704.19275.00456.49931.78031.78033.12142.43904.70434.65684.91694.92947.17306.84296.8516
H81.10052.17403.26504.59965.74007.09001.78031.77322.60353.53085.07834.68475.65085.95937.90927.18387.4300
H91.10052.17353.26774.59395.32606.75771.78031.77322.60133.53405.37394.70444.92235.53507.39636.87127.3251
H102.22861.09562.11382.76573.86984.98873.12142.60352.60133.08493.53302.41453.69574.49675.84094.84135.4809
H112.76802.11651.09682.22772.90954.34022.43903.53083.53403.08492.58043.11193.22552.68875.03584.88204.5427
H124.58993.26262.16031.10442.17572.78494.70435.07835.37393.53302.58041.77163.07692.53523.79883.13072.5964
H134.17222.65692.14951.10382.17892.81184.65684.68474.70442.41453.11191.77162.50923.08493.81662.61893.1780
H144.73133.53402.78362.17061.10172.18164.91695.65084.92233.69573.22553.07692.50921.76752.52712.53923.0975
H155.07663.99132.77512.17861.10252.18064.92945.95935.53504.49672.68872.53523.08491.76752.52633.09642.5388
H167.07255.75684.74623.53572.19681.09897.17307.90927.39635.84095.03583.79883.81662.52712.52631.77921.7798
H176.50535.03954.24942.83362.18981.09986.84297.18386.87124.84134.88203.13072.61892.53923.09641.77921.7791
H186.76185.37174.24352.83972.19071.09996.85167.43007.32515.48094.54272.59643.17803.09752.53881.77981.7791

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 124.861 C1 C2 H10 116.240
C2 C1 H7 110.539 C2 C1 H8 111.393
C2 C1 H9 111.353 C2 C3 C4 124.886
C2 C3 H11 119.051 C3 C2 H10 118.899
C3 C4 C5 112.838 C3 C4 H12 110.056
C3 C4 H13 109.239 C4 C3 H11 116.054
C4 C5 C6 112.726 C4 C5 H14 108.534
C4 C5 H15 109.095 C5 C4 H12 108.767
C5 C4 H13 109.051 C5 C6 H16 111.264
C5 C6 H17 110.653 C5 C6 H18 110.724
C6 C5 H14 109.898 C6 C5 H15 109.774
H7 C1 H8 108.028 H7 C1 H9 108.031
H8 C1 H9 107.343 H12 C4 H13 106.699
H14 C5 H15 106.620 H16 C6 H17 108.036
H16 C6 H18 108.084 H17 C6 H18 107.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability