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All results from a given calculation for C6H12 ((1r,3r)-1,3-dimethylcyclobutane)

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 CS 1A'

Conformer 1 (C2H)

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 (CS)

Jump to S1C1
Energy calculated at MP2=FULL/6-31G
 hartrees
Energy at 0K-234.628759
Energy at 298.15K-234.642284
HF Energy-234.069014
Nuclear repulsion energy247.156904
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' 3137 2980 104.00      
2 A' 3129 2973 29.60      
3 A' 3124 2968 19.87      
4 A' 3087 2933 25.77      
5 A' 3069 2916 15.84      
6 A' 3062 2909 4.84      
7 A' 3046 2894 26.19      
8 A' 3043 2891 28.89      
9 A' 1574 1495 11.35      
10 A' 1570 1492 0.58      
11 A' 1563 1485 1.45      
12 A' 1480 1406 8.02      
13 A' 1478 1404 0.39      
14 A' 1426 1355 0.17      
15 A' 1414 1344 7.22      
16 A' 1321 1255 4.01      
17 A' 1284 1220 0.31      
18 A' 1242 1180 0.17      
19 A' 1163 1105 0.29      
20 A' 1080 1026 0.47      
21 A' 1000 950 1.93      
22 A' 984 935 0.29      
23 A' 875 831 1.02      
24 A' 808 767 1.15      
25 A' 657 624 1.82      
26 A' 447 425 0.09      
27 A' 337 320 0.13      
28 A' 123 117 0.03      
29 A" 3132 2976 41.68      
30 A" 3129 2973 30.68      
31 A" 3127 2971 8.53      
32 A" 3061 2908 54.80      
33 A" 1568 1490 3.49      
34 A" 1568 1490 0.06      
35 A" 1548 1470 3.57      
36 A" 1339 1272 0.60      
37 A" 1325 1259 0.05      
38 A" 1272 1209 0.17      
39 A" 1175 1116 1.07      
40 A" 1170 1111 0.00      
41 A" 1028 977 3.30      
42 A" 906 861 0.01      
43 A" 905 860 0.42      
44 A" 840 798 0.09      
45 A" 380 361 0.00      
46 A" 264 251 0.21      
47 A" 246 233 0.01      
48 A" 233 222 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 37367.9 cm-1
Scaled (by 0.9501) Zero Point Vibrational Energy (zpe) 35503.2 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/6-31G
ABC
0.25059 0.07580 0.06941

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.287 0.105 1.094
C2 0.287 0.105 -1.094
C3 -0.680 0.692 0.000
C4 0.898 -0.850 0.000
C5 -0.970 2.197 0.000
C6 0.287 -2.263 0.000
H7 1.015 0.862 1.421
H8 -0.162 -0.364 1.980
H9 1.015 0.862 -1.421
H10 -0.162 -0.364 -1.980
H11 -1.625 0.128 0.000
H12 1.995 -0.922 0.000
H13 -0.026 2.764 0.000
H14 -0.813 -2.212 0.000
H15 -1.545 2.491 -0.891
H16 -1.545 2.491 0.891
H17 0.601 -2.826 -0.891
H18 0.601 -2.826 0.891

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C12.18701.57321.57512.67452.60771.10081.09892.72513.14172.20262.27352.89282.78763.60373.01503.55312.9539
C22.18701.57321.57512.67452.60772.72513.14171.10081.09892.20262.27352.89282.78763.01503.60372.95393.5531
C31.57321.57322.20641.53243.10912.21802.30352.21802.30351.10103.12422.17252.90742.18562.18563.84843.8484
C41.57511.57512.20643.57401.53942.22812.29832.22812.29832.70641.09933.73072.18684.23364.23362.18782.1878
C52.67452.67451.53243.57404.63352.78203.33672.78203.33672.16994.30351.10094.41181.10031.10035.33755.3375
C62.60772.60773.10911.53944.63353.50932.78013.50932.78013.06162.17155.03691.10055.17165.17161.10001.1000
H71.10082.72512.21802.22812.78203.50931.78952.84163.80233.08672.48272.59253.84843.81433.07994.37263.7488
H81.09893.14172.30352.29833.33672.78011.78953.80233.96092.51112.98113.70502.78584.27873.35413.85872.7978
H92.72511.10082.21802.22812.78203.50932.84163.80231.78953.08672.48272.59253.84843.07993.81433.74884.3726
H103.14171.09892.30352.29833.33672.78013.80233.96091.78952.51112.98113.70502.78583.35414.27872.79783.8587
H112.20262.20261.10102.70642.16993.06163.08672.51113.08672.51113.76963.08292.47742.52622.52623.80473.8047
H122.27352.27353.12421.09934.30352.17152.48272.98112.48272.98113.76964.20443.08984.99744.99742.52232.5223
H132.89282.89282.17253.73071.10095.03692.59253.70502.59253.70503.08294.20445.03811.78161.78165.69535.6953
H142.78762.78762.90742.18684.41181.10053.84842.78583.84842.78582.47743.08985.03814.84224.84221.78011.7801
H153.60373.01502.18564.23361.10035.17163.81434.27873.07993.35412.52624.99741.78164.84221.78175.73326.0038
H163.01503.60372.18564.23361.10035.17163.07993.35413.81434.27872.52624.99741.78164.84221.78176.00385.7332
H173.55312.95393.84842.18785.33751.10004.37263.85873.74882.79783.80472.52235.69531.78015.73326.00381.7828
H182.95393.55313.84842.18785.33751.10003.74882.79784.37263.85873.80472.52235.69531.78016.00385.73321.7828

picture of (1r,3r)-1,3-dimethylcyclobutane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 C2 88.067 C1 C3 C5 118.895
C1 C3 H11 109.641 C1 C4 C2 87.938
C1 C4 C6 113.702 C1 C4 H12 115.291
C2 C3 C5 118.895 C2 C3 H11 109.641
C2 C4 C6 113.702 C2 C4 H12 115.291
C3 C1 C4 88.987 C3 C1 H7 110.846
C3 C1 H8 118.005 C3 C2 C4 88.987
C3 C2 H9 110.846 C3 C2 H10 118.005
C3 C5 H13 110.101 C3 C5 H15 111.177
C3 C5 H16 111.177 C4 C1 H7 111.513
C4 C1 H8 117.419 C4 C2 H9 111.513
C4 C2 H10 117.419 C4 C6 H14 110.758
C4 C6 H17 110.870 C4 C6 H18 110.870
C5 C3 H11 109.897 C6 C4 H12 109.634
H7 C1 H8 108.885 H9 C2 H10 108.885
H13 C5 H15 108.073 H13 C5 H16 108.073
H14 C6 H17 107.983 H14 C6 H18 107.983
H15 C5 H16 108.124 H17 C6 H18 108.262
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability