return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H10 (cyclohexene)

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-234.201861
Energy at 298.15K-234.213534
HF Energy-233.098063
Nuclear repulsion energy238.852302
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/cc-pVTZ
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 3222 3059 31.04      
2 A 3129 2970 41.94      
3 A 3108 2950 0.06      
4 A 3071 2915 9.76      
5 A 3061 2906 1.14      
6 A 1720 1633 2.64      
7 A 1517 1441 2.18      
8 A 1491 1416 0.22      
9 A 1397 1326 0.14      
10 A 1388 1318 0.10      
11 A 1286 1221 0.39      
12 A 1267 1202 0.05      
13 A 1172 1113 0.18      
14 A 1106 1050 0.04      
15 A 1105 1049 0.05      
16 A 1011 960 0.00      
17 A 937 890 1.03      
18 A 857 814 0.00      
19 A 830 788 1.10      
20 A 499 474 0.01      
21 A 407 387 0.01      
22 A 286 272 0.06      
23 B 3186 3025 5.61      
24 B 3129 2970 34.06      
25 B 3108 2951 57.63      
26 B 3079 2923 26.86      
27 B 3062 2907 43.35      
28 B 1508 1431 5.88      
29 B 1500 1424 9.71      
30 B 1440 1367 0.05      
31 B 1384 1314 0.94      
32 B 1361 1292 1.27      
33 B 1313 1246 2.12      
34 B 1174 1115 5.50      
35 B 1076 1021 3.95      
36 B 1029 977 0.80      
37 B 947 899 5.37      
38 B 915 868 5.22      
39 B 740 702 13.40      
40 B 663 630 19.62      
41 B 448 425 0.85      
42 B 177 168 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 32550.2 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 30903.2 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 MP2=FULL/cc-pVTZ
ABC
0.16151 0.15394 0.08720

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.126 -0.654 1.289
C2 0.126 0.654 1.289
C3 0.260 1.466 0.040
C4 -0.260 -1.466 0.040
C5 -0.260 0.713 -1.172
C6 0.260 -0.713 -1.172
H7 -0.238 -1.172 2.228
H8 0.238 1.172 2.228
H9 1.307 1.733 -0.106
H10 -1.307 -1.733 -0.106
H11 -0.279 2.403 0.160
H12 0.279 -2.403 0.160
H13 -1.348 0.692 -1.142
H14 1.348 -0.692 -1.142
H15 0.029 1.227 -2.084
H16 -0.029 -1.227 -2.084

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
C11.33182.49041.49532.81772.49121.07872.08533.11362.12253.26252.12093.03542.84283.86473.4223
C21.33181.49532.49042.49122.81772.08531.07872.12253.11362.12093.26252.84283.03543.42233.8647
C32.49041.49532.97831.51932.49343.46322.20761.09033.56521.08743.87132.14122.69072.15033.4423
C41.49532.49042.97832.49341.51932.20763.46323.56521.09033.87131.08742.69072.14123.44232.1503
C52.81772.49121.51932.49341.51723.88743.46692.15232.86552.15203.43091.08892.13571.08642.1556
C62.49122.81772.49341.51931.51723.46693.88742.86552.15233.43092.15202.13571.08892.15561.0864
H71.07872.08533.46322.20763.88743.46692.39154.03402.62814.13062.46234.00793.75554.94164.3176
H82.08531.07872.20763.46323.46693.88742.39152.62814.03402.46234.13063.75554.00794.31764.9416
H93.11362.12251.09033.56522.15232.86554.03402.62814.34091.74234.27003.03442.63692.40843.8021
H102.12253.11363.56521.09032.86552.15232.62814.03404.34094.27001.74232.63693.03443.80212.4084
H113.26252.12091.08743.87132.15203.43094.13062.46231.74234.27004.83862.40123.73112.55204.2746
H122.12093.26253.87131.08743.43092.15202.46234.13064.27001.74234.83863.73112.40124.27462.5520
H133.03542.84282.14122.69071.08892.13574.00793.75553.03442.63692.40123.73113.03121.75272.5118
H142.84283.03542.69072.14122.13571.08893.75554.00792.63693.03443.73112.40123.03122.51181.7527
H153.86473.42232.15033.44231.08642.15564.94164.31762.40843.80212.55204.27461.75272.51182.4542
H163.42233.86473.44232.15032.15561.08644.31764.94163.80212.40844.27462.55202.51181.75272.4542

picture of cyclohexene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.397 C1 C2 H8 119.416
C1 C4 C6 111.458 C1 C4 H10 109.352
C1 C4 H12 109.393 C2 C1 C4 123.397
C2 C1 H7 119.416 C2 C3 C5 111.458
C2 C3 H9 109.352 C2 C3 H11 109.393
C3 C2 H8 117.187 C3 C5 C6 110.397
C3 C5 H13 109.247 C3 C5 H15 110.118
C4 C1 H7 117.187 C4 C6 C5 110.397
C4 C6 H14 109.247 C4 C6 H16 110.118
C5 C3 H9 110.043 C5 C3 H11 110.184
C5 C6 H14 108.962 C5 C6 H16 110.683
C6 C4 H10 110.043 C6 C4 H12 110.184
C6 C5 H13 108.962 C6 C5 H15 110.683
H9 C3 H11 106.270 H10 C4 H12 106.270
H13 C5 H15 107.365 H14 C6 H16 107.365
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability