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All results from a given calculation for C6H12 (Cyclohexane)

using model chemistry: CCD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes twist boat 1A

Conformer 1 (Chair)

Jump to S1C2
Vibrational Frequencies calculated at CCD/cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at CCD/cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (twist boat)

Jump to S1C1
Energy calculated at CCD/cc-pVDZ
 hartrees
Energy at 0K-235.144332
Energy at 298.15K-235.158702
Nuclear repulsion energy254.779957
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/cc-pVDZ
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 3128 2993 99.63      
2 A 3117 2982 0.00      
3 A 3101 2967 8.82      
4 A 3072 2939 0.00      
5 A 3065 2932 59.69      
6 A 3059 2926 0.00      
7 A 1520 1454 0.00      
8 A 1504 1439 8.33      
9 A 1483 1419 0.00      
10 A 1405 1344 0.00      
11 A 1378 1318 0.00      
12 A 1340 1282 0.38      
13 A 1301 1244 0.00      
14 A 1279 1223 0.00      
15 A 1264 1209 0.21      
16 A 1079 1033 0.31      
17 A 1057 1011 0.00      
18 A 948 907 0.00      
19 A 909 869 0.00      
20 A 830 794 0.00      
21 A 787 753 1.59      
22 A 468 448 0.00      
23 A 428 409 0.21      
24 A 285 272 0.00      
25 A 127 122 0.05      
26 B 3121 2986 63.83      
27 B 3114 2979 50.74      
28 B 3103 2968 33.68      
29 B 3070 2937 65.59      
30 B 3056 2924 28.86      
31 B 3056 2923 13.97      
32 B 1500 1435 2.92      
33 B 1496 1431 2.10      
34 B 1483 1418 0.25      
35 B 1392 1331 0.12      
36 B 1389 1329 2.02      
37 B 1388 1328 2.43      
38 B 1312 1256 1.50      
39 B 1187 1136 1.53      
40 B 1157 1107 0.08      
41 B 1144 1095 0.03      
42 B 1112 1064 0.09      
43 B 1028 983 0.86      
44 B 897 858 1.08      
45 B 890 852 0.66      
46 B 765 732 0.50      
47 B 551 527 0.28      
48 B 242 232 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 37691.4 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 36059.4 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 CCD/cc-pVDZ
ABC
0.14564 0.13777 0.08447

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.222 -0.660 0.393
C2 0.000 1.528 -0.000
C3 1.222 -0.660 -0.393
C4 1.222 0.660 0.393
C5 -0.000 -1.528 -0.000
C6 -1.222 0.660 -0.393
H7 -1.190 -0.429 1.476
H8 -0.267 2.191 0.845
H9 2.159 -1.222 -0.223
H10 1.190 0.429 1.476
H11 0.267 -2.191 0.845
H12 -2.159 1.222 -0.223
H13 -2.159 -1.222 0.223
H14 0.267 2.191 -0.845
H15 1.190 -0.429 -1.476
H16 2.159 1.222 0.223
H17 -0.267 -2.191 -0.845
H18 -1.190 0.429 -1.476

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C12.53742.56762.77831.54951.53701.10773.04103.48212.85952.18252.19081.10513.44653.06023.87322.18792.1634
C22.53742.53731.54953.05631.54962.72491.10643.50322.19133.82332.19183.50321.10642.72482.19183.82292.1913
C32.56762.53731.53701.54962.77843.05993.44661.10512.16342.18803.87333.48223.04061.10772.19082.18252.8598
C42.77831.54951.53702.53742.56762.85952.18252.19081.10773.04103.48213.87322.18792.16341.10513.44653.0602
C51.54953.05631.54962.53742.53732.19133.82332.19182.72491.10643.50322.19183.82292.19133.50321.10642.7248
C61.53701.54962.77842.56762.53732.16342.18803.87333.05993.44661.10512.19082.18252.85983.48223.04061.1077
H71.10772.72493.05992.85952.19132.16342.84893.83762.52962.37162.55941.77083.79103.79153.93783.05633.0737
H83.04101.10643.44662.18253.82332.18802.84894.32092.37164.41462.37893.95141.77193.79092.68484.69623.0563
H93.48213.50321.10512.19082.19183.87333.83764.32092.55942.37894.96114.34053.95101.77082.48402.68513.9382
H102.85952.19132.16341.10772.72493.05992.52962.37162.55942.84893.83763.93783.05633.07371.77083.79103.7915
H112.18253.82332.18803.04101.10643.44662.37164.41462.37892.84894.32092.68484.69623.05633.95141.77193.7909
H122.19082.19183.87333.48213.50321.10512.55942.37894.96113.83764.32092.48402.68513.93824.34053.95101.7708
H131.10513.50323.48223.87322.19182.19081.77083.95144.34053.93782.68482.48404.32093.83804.96102.37902.5594
H143.44651.10643.04062.18793.82292.18253.79101.77193.95103.05634.69622.68514.32092.84822.37904.41362.3714
H153.06022.72481.10772.16342.19132.85983.79153.79091.77083.07373.05633.93823.83802.84822.55942.37142.5302
H163.87322.19182.19081.10513.50323.48223.93782.68482.48401.77083.95144.34054.96102.37902.55944.32093.8380
H172.18793.82292.18253.44651.10643.04063.05634.69622.68513.79101.77193.95102.37904.41362.37144.32092.8482
H182.16342.19132.85983.06022.72481.10773.07373.05633.93823.79153.79091.77082.55942.37142.53023.83802.8482

picture of Cyclohexane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 C2 55.945 C1 C5 H11 109.390
C1 C5 H17 109.806 C1 C6 C3 65.884
C1 C6 H12 110.979 C1 C6 H18 108.685
C2 C4 C3 110.582 C2 C4 H10 109.996
C2 C4 H16 110.184 C2 C5 H11 126.813
C2 C5 H17 126.780 C3 C4 H10 108.687
C3 C4 H16 110.979 C3 C6 H12 170.800
C3 C6 H18 82.834 C4 C2 C5 55.945
C4 C2 H8 109.390 C4 C2 H14 109.806
C4 C3 C6 65.884 C4 C3 H9 110.979
C4 C3 H15 108.685 C5 C1 C6 110.582
C5 C1 H7 109.996 C5 C1 H13 110.184
C5 C2 H8 126.813 C5 C2 H14 126.780
C6 C1 H7 108.687 C6 C1 H13 110.979
C6 C3 H9 170.800 C6 C3 H15 82.834
H7 C1 H13 106.312 H8 C2 H14 106.407
H9 C3 H15 106.312 H10 C4 H16 106.312
H11 C5 H17 106.407 H12 C6 H18 106.312
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability