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

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

Conformer 2 (CS)

Jump to S1C1
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-234.861628
Energy at 298.15K-234.875311
HF Energy-234.170055
Nuclear repulsion energy250.697044
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 CID/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3236 2989 115.25      
2 A' 3230 2984 21.31      
3 A' 3224 2978 22.46      
4 A' 3191 2947 19.63      
5 A' 3176 2934 12.27      
6 A' 3172 2930 9.35      
7 A' 3156 2915 26.25      
8 A' 3153 2912 26.06      
9 A' 1607 1485 4.80      
10 A' 1596 1474 2.16      
11 A' 1594 1472 5.72      
12 A' 1517 1402 8.61      
13 A' 1516 1400 1.02      
14 A' 1477 1365 1.43      
15 A' 1464 1352 6.97      
16 A' 1372 1268 1.52      
17 A' 1327 1226 0.58      
18 A' 1276 1178 0.10      
19 A' 1204 1112 0.29      
20 A' 1113 1028 0.13      
21 A' 1019 941 0.90      
22 A' 1009 932 0.68      
23 A' 917 847 0.94      
24 A' 852 787 0.99      
25 A' 683 631 1.62      
26 A' 458 423 0.06      
27 A' 344 318 0.10      
28 A' 117 108 0.01      
29 A" 3233 2986 37.78      
30 A" 3230 2983 29.42      
31 A" 3224 2978 9.19      
32 A" 3170 2928 63.57      
33 A" 1597 1475 2.43      
34 A" 1595 1473 0.42      
35 A" 1578 1458 3.83      
36 A" 1389 1283 0.60      
37 A" 1359 1256 0.00      
38 A" 1321 1220 0.08      
39 A" 1213 1121 0.53      
40 A" 1204 1112 0.10      
41 A" 1055 974 2.87      
42 A" 968 894 0.02      
43 A" 962 889 0.09      
44 A" 860 795 0.22      
45 A" 392 362 0.01      
46 A" 272 252 0.12      
47 A" 260 240 0.00      
48 A" 243 225 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 38561.6 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 35619.4 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 CID/6-31G*
ABC
0.26036 0.07786 0.07122

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.272 0.096 1.074
C2 0.272 0.096 -1.074
C3 -0.664 0.691 0.000
C4 0.868 -0.842 0.000
C5 -0.916 2.185 0.000
C6 0.272 -2.239 0.000
H7 0.998 0.832 1.418
H8 -0.187 -0.369 1.946
H9 0.998 0.832 -1.418
H10 -0.187 -0.369 -1.946
H11 -1.616 0.160 0.000
H12 1.955 -0.912 0.000
H13 0.025 2.734 0.000
H14 -0.818 -2.205 0.000
H15 -1.481 2.489 -0.881
H16 -1.481 2.489 0.881
H17 0.586 -2.797 -0.882
H18 0.586 -2.797 0.882

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C12.14701.54321.54492.63172.56971.08991.08952.69723.08902.17212.23682.85942.76263.55242.97263.50562.9162
C22.14701.54321.54492.63172.56972.69723.08901.08991.08952.17212.23682.85942.76262.97263.55242.91623.5056
C31.54321.54322.16681.51473.07582.18872.26642.18872.26641.09023.07072.15632.90022.16272.16273.80873.8087
C41.54491.54492.16683.51291.51942.19692.26332.19692.26332.67821.08953.67402.16824.16984.16982.16362.1636
C52.63172.63171.51473.51294.58032.73923.29222.73923.29222.14204.22311.09014.39071.08991.08995.27745.2774
C62.56972.56973.07581.51944.58033.45932.73733.45932.73733.05262.14364.97961.08995.11905.11901.08971.0897
H71.08992.69722.18872.19692.73923.45931.76792.83523.76273.04832.44282.56443.81163.76503.02974.31563.6913
H81.08953.08902.26642.26333.29222.73731.76793.76273.89132.47112.94463.66922.74844.22303.31323.80602.7614
H92.69721.08992.18872.19692.73923.45932.83523.76271.76793.04832.44282.56443.81163.02973.76503.69134.3156
H103.08901.08952.26642.26333.29222.73733.76273.89131.76792.47112.94463.66922.74843.31324.22302.76143.8060
H112.17212.17211.09022.67822.14203.05263.04832.47113.04832.47113.72863.05282.49612.49382.49383.79083.7908
H122.23682.23683.07071.08954.22312.14362.44282.94462.44282.94463.72864.12593.05964.91454.91452.49102.4910
H132.85942.85942.15633.67401.09014.97962.56443.66922.56443.66923.05284.12595.01081.76191.76195.62945.6294
H142.76262.76262.90022.16824.39071.08993.81162.74843.81162.74842.49613.05965.01084.82204.82201.76021.7602
H153.55242.97262.16274.16981.08995.11903.76504.22303.02973.31322.49384.91451.76194.82201.76215.67605.9434
H162.97263.55242.16274.16981.08995.11903.02973.31323.76504.22302.49384.91451.76194.82201.76215.94345.6760
H173.50562.91623.80872.16365.27741.08974.31563.80603.69132.76143.79082.49105.62941.76025.67605.94341.7630
H182.91623.50563.80872.16365.27741.08973.69132.76144.31563.80603.79082.49105.62941.76025.94345.67601.7630

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 88.159 C1 C3 C5 118.779
C1 C3 H11 109.957 C1 C4 C2 88.033
C1 C4 C6 113.978 C1 C4 H12 115.132
C2 C3 C5 118.779 C2 C3 H11 109.957
C2 C4 C6 113.978 C2 C4 H12 115.132
C3 C1 C4 89.123 C3 C1 H7 111.283
C3 C1 H8 117.799 C3 C2 C4 89.123
C3 C2 H9 111.283 C3 C2 H10 117.799
C3 C5 H13 110.699 C3 C5 H15 111.220
C3 C5 H16 111.220 C4 C1 H7 111.818
C4 C1 H8 117.385 C4 C2 H9 111.818
C4 C2 H10 117.385 C4 C6 H14 111.323
C4 C6 H17 110.968 C4 C6 H18 110.968
C5 C3 H11 109.553 C6 C4 H12 109.392
H7 C1 H8 108.421 H9 C2 H10 108.421
H13 C5 H15 107.842 H13 C5 H16 107.842
H14 C6 H17 107.718 H14 C6 H18 107.718
H15 C5 H16 107.869 H17 C6 H18 107.991
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability