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

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

Conformer 2 (C1)

Jump to S1C1
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-235.123745
Energy at 298.15K-235.136032
HF Energy-234.198400
Nuclear repulsion energy226.628445
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 CCD/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 3216 3015 48.07      
2 A 3202 3003 25.83      
3 A 3197 2998 11.96      
4 A 3197 2998 29.31      
5 A 3194 2995 49.76      
6 A 3174 2976 26.97      
7 A 3159 2962 25.46      
8 A 3137 2941 4.34      
9 A 3111 2917 22.83      
10 A 3109 2915 41.14      
11 A 3105 2912 32.43      
12 A 3090 2897 21.78      
13 A 1800 1688 0.39      
14 A 1570 1473 2.93      
15 A 1562 1464 3.88      
16 A 1559 1461 6.26      
17 A 1555 1458 0.33      
18 A 1543 1447 0.72      
19 A 1542 1446 4.47      
20 A 1476 1384 1.76      
21 A 1475 1383 1.02      
22 A 1450 1359 0.59      
23 A 1390 1303 0.84      
24 A 1376 1290 0.53      
25 A 1359 1275 0.09      
26 A 1336 1252 7.34      
27 A 1298 1217 0.66      
28 A 1218 1142 0.07      
29 A 1153 1081 0.54      
30 A 1130 1060 0.73      
31 A 1101 1032 1.17      
32 A 1094 1026 1.89      
33 A 1071 1004 2.63      
34 A 1019 956 25.74      
35 A 956 896 2.63      
36 A 930 872 1.56      
37 A 897 841 0.20      
38 A 785 736 0.20      
39 A 756 709 1.31      
40 A 543 509 0.08      
41 A 394 370 0.99      
42 A 317 297 0.61      
43 A 290 272 1.05      
44 A 254 238 0.02      
45 A 200 188 0.51      
46 A 146 137 0.21      
47 A 94 88 0.03      
48 A 76 72 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 37304.0 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 34976.2 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 CCD/6-31G**
ABC
0.49378 0.04032 0.03986

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 3.177 0.220 -0.165
C2 1.795 -0.365 -0.229
C3 0.742 0.094 0.454
C4 -0.646 -0.480 0.379
C5 -1.674 0.524 -0.159
C6 -3.089 -0.048 -0.205
H7 3.209 1.075 0.510
H8 3.901 -0.517 0.187
H9 3.510 0.553 -1.150
H10 1.663 -1.224 -0.882
H11 0.871 0.955 1.106
H12 -0.964 -0.810 1.374
H13 -0.640 -1.370 -0.257
H14 -1.368 0.840 -1.159
H15 -1.660 1.421 0.466
H16 -3.800 0.682 -0.592
H17 -3.131 -0.930 -0.846
H18 -3.421 -0.344 0.792

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.50272.51633.92524.86056.27261.08991.09191.09202.21192.73454.53674.13634.69365.02387.00586.44886.6917
C21.50271.33662.51833.58114.89442.14912.15272.15261.08682.09283.22182.63413.50963.95055.70364.99665.3153
C32.51631.33661.50402.52873.88992.65533.22943.23272.09051.08792.13832.13492.75842.74384.69784.21174.1998
C43.92522.51831.50401.53342.54854.15884.55204.54782.73412.21141.09561.09372.15102.15613.49852.80652.8090
C54.86053.58112.52871.53341.52744.95855.68195.27793.83512.87402.15182.15921.09291.09372.17602.17032.1706
C66.27264.89443.88992.54851.52746.43707.01746.69404.94214.29022.75472.78362.15942.15691.09031.09121.0912
H71.08992.14912.65534.15884.95856.43701.76671.76683.10022.41564.65934.62354.87684.88067.10566.78626.7860
H81.09192.15273.22944.55205.68197.01741.76671.75712.57923.49275.01684.64205.60515.89597.83327.12017.3499
H91.09202.15263.23274.54785.27796.69401.76681.75712.57693.49605.31504.66034.88635.48597.33276.81207.2543
H102.21191.08682.09052.73413.83514.94213.10022.57922.57693.05423.48752.39063.67684.45565.79324.80345.4246
H112.73452.09281.08792.21142.87404.29022.41563.49273.49603.05422.55983.08973.18682.65134.97754.83534.4955
H124.53673.22182.13831.09562.15182.75474.65935.01685.31503.48752.55981.75513.04962.50693.75963.10442.5679
H134.13632.63412.13491.09372.15922.78364.62354.64204.66032.39063.08971.75512.49473.05813.78262.59723.1446
H144.69363.50962.75842.15101.09292.15944.87685.60514.88633.67683.18683.04962.49471.75072.50252.51823.0701
H155.02383.95052.74382.15611.09372.15694.88065.89595.48594.45562.65132.50693.05811.75072.49953.06842.5153
H167.00585.70364.69783.49852.17601.09037.10567.83327.33275.79324.97753.75963.78262.50252.49951.76391.7642
H176.44884.99664.21172.80652.17031.09126.78627.12016.81204.80344.83533.10442.59722.51823.06841.76391.7629
H186.69175.31534.19982.80902.17061.09126.78607.34997.25435.42464.49552.56793.14463.07012.51531.76421.7629

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 124.715 C1 C2 H10 116.417
C2 C1 H7 110.981 C2 C1 H8 111.148
C2 C1 H9 111.136 C2 C3 C4 124.787
C2 C3 H11 119.002 C3 C2 H10 118.868
C3 C4 C5 112.716 C3 C4 H12 109.689
C3 C4 H13 109.527 C4 C3 H11 116.203
C4 C5 C6 112.738 C4 C5 H14 108.821
C4 C5 H15 109.166 C5 C4 H12 108.727
C5 C4 H13 109.417 C5 C6 H16 111.361
C5 C6 H17 110.849 C5 C6 H18 110.873
C6 C5 H14 109.888 C6 C5 H15 109.636
H7 C1 H8 108.138 H7 C1 H9 108.146
H8 C1 H9 107.136 H12 C4 H13 106.576
H14 C5 H15 106.387 H16 C6 H17 107.912
H16 C6 H18 107.940 H17 C6 H18 107.758
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability