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All results from a given calculation for C7H14 (cycloheptane)

using model chemistry: HF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
1 2 no    

Conformer 1 (C2)

Jump to S1C2
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-273.230360
Energy at 298.15K-273.247538
HF Energy-273.230360
Nuclear repulsion energy329.287501
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 HF/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 3231 2903 6.28      
2 A 3220 2894 51.94      
3 A 3214 2888 116.59      
4 A 3202 2877 24.51      
5 A 3187 2864 4.46      
6 A 3181 2858 22.29      
7 A 3180 2857 0.50      
8 A 1664 1495 0.15      
9 A 1648 1481 2.52      
10 A 1636 1470 0.05      
11 A 1633 1467 0.06      
12 A 1551 1394 0.54      
13 A 1541 1385 1.37      
14 A 1520 1366 4.63      
15 A 1436 1290 0.14      
16 A 1426 1281 1.93      
17 A 1349 1212 0.73      
18 A 1336 1200 0.39      
19 A 1201 1079 0.00      
20 A 1146 1029 0.16      
21 A 1089 979 0.01      
22 A 1049 942 1.40      
23 A 926 832 0.44      
24 A 886 796 0.70      
25 A 782 702 0.01      
26 A 559 503 0.08      
27 A 418 376 0.00      
28 A 331 298 0.00      
29 A 179 161 0.00      
30 B 3241 2912 209.92      
31 B 3227 2900 147.68      
32 B 3221 2894 82.88      
33 B 3208 2882 12.42      
34 B 3189 2865 25.57      
35 B 3185 2861 24.45      
36 B 3177 2854 19.85      
37 B 1654 1486 11.34      
38 B 1641 1475 4.09      
39 B 1632 1466 0.73      
40 B 1540 1383 2.55      
41 B 1537 1381 1.28      
42 B 1526 1371 2.28      
43 B 1492 1341 0.13      
44 B 1427 1282 1.20      
45 B 1349 1212 0.83      
46 B 1317 1184 1.56      
47 B 1222 1098 0.04      
48 B 1121 1007 0.42      
49 B 1084 974 0.31      
50 B 1052 945 2.45      
51 B 939 844 0.34      
52 B 872 784 1.43      
53 B 801 720 0.83      
54 B 529 475 0.15      
55 B 356 320 0.02      
56 B 295 265 0.01      
57 B 129 116 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 46839.7 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 42085.5 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 HF/6-31G*
ABC
0.10431 0.09527 0.05703

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.771
C2 0.707 1.104 0.967
C3 -0.707 -1.104 0.967
C4 0.000 1.574 -0.312
C5 0.000 -1.574 -0.312
C6 0.302 0.704 -1.539
C7 -0.302 -0.704 -1.539
H8 -0.737 0.457 2.427
H9 0.737 -0.457 2.427
H10 1.708 0.772 0.698
H11 -1.708 -0.772 0.698
H12 0.851 1.953 1.630
H13 -0.851 -1.953 1.630
H14 0.333 2.584 -0.536
H15 -0.333 -2.584 -0.536
H16 -1.075 1.641 -0.151
H17 1.075 -1.641 -0.151
H18 1.383 0.627 -1.643
H19 -1.383 -0.627 -1.643
H20 -0.049 1.219 -2.430
H21 0.049 -1.219 -2.430

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21
C11.53781.53782.61102.61103.39753.39751.08741.08742.15942.15942.13492.13493.47993.47992.74632.74633.73673.73674.37474.3747
C21.53782.62191.53573.05082.57003.25062.15352.13711.08753.06971.08683.49432.14264.11612.17132.98652.73823.76563.48244.1676
C31.53782.62193.05081.53573.25062.57002.13712.15353.06971.08753.49431.08684.11612.14262.98652.17133.76562.73824.16763.4824
C42.61101.53573.05083.14801.53432.60463.04903.48872.13993.07252.15394.11521.08704.17761.08873.39382.14052.92052.14803.5055
C52.61103.05081.53573.14802.60461.53433.48873.04903.07252.13994.11522.15394.17761.08703.39381.08872.92052.14053.50552.1480
C63.39752.57003.25061.53432.60461.53154.10764.15532.64273.34973.45034.29292.13193.49582.16822.83221.08892.14981.08772.1341
C73.39753.25062.57002.60461.53431.53154.15534.10763.34972.64274.29293.45033.49582.13192.83222.16822.14981.08892.13411.0877
H81.08742.15352.13713.04903.48874.10764.15531.73423.01112.33272.32302.54053.80144.26482.85733.78554.59274.26144.96475.1980
H91.08742.13712.15353.48873.04904.15534.10761.73422.33273.01112.54052.32304.26483.80143.78552.85734.26144.59275.19804.9647
H102.15941.08753.06972.13993.07252.64273.34973.01112.33273.74791.73133.85212.58754.11713.03582.63532.36794.12203.61534.0619
H112.15943.06971.08753.07252.13993.34972.64272.33273.01113.74793.85211.73134.11712.58752.63533.03584.12202.36794.06193.6153
H122.13491.08683.49432.15394.11523.45034.29292.32302.54051.73133.85214.26042.31445.16502.64124.01743.57154.72864.22295.2142
H132.13493.49431.08684.11522.15394.29293.45032.54052.32303.85211.73134.26045.16502.31444.01742.64124.72863.57155.21424.2229
H143.47992.14264.11611.08704.17762.13193.49583.80144.26482.58754.11712.31445.16505.21141.73754.30732.48223.80592.36634.2585
H153.47994.11612.14264.17761.08703.49582.13194.26483.80144.11712.58755.16502.31445.21144.30731.73753.80592.48224.25852.3663
H162.74632.17132.98651.08873.39382.16822.83222.85733.78553.03582.63532.64124.01741.73754.30733.92333.04902.73242.53463.8259
H172.74632.98652.17133.39381.08872.83222.16823.78552.85732.63533.03584.01742.64124.30731.73753.92332.73243.04903.82592.5346
H183.73672.73823.76562.14052.92051.08892.14984.59274.26142.36794.12203.57154.72862.48223.80593.04902.73243.03741.73832.4097
H193.73673.76562.73822.92052.14052.14981.08894.26144.59274.12202.36794.72863.57153.80592.48222.73243.04903.03742.40971.7383
H204.37473.48244.16762.14803.50551.08772.13414.96475.19803.61534.06194.22295.21422.36634.25852.53463.82591.73832.40972.4399
H214.37474.16763.48243.50552.14802.13411.08775.19804.96474.06193.61535.21424.22294.25852.36633.82592.53462.40971.73832.4399

picture of cycloheptane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 116.321 C1 C2 H10 109.486
C1 C2 H12 107.617 C1 C3 C5 116.321
C1 C3 H11 109.486 C1 C3 H13 107.617
C2 C1 C3 116.966 C2 C1 H8 109.024
C2 C1 H9 107.755 C2 C4 C6 113.685
C2 C4 H14 108.346 C2 C4 H16 110.499
C3 C1 H8 107.755 C3 C1 H9 109.024
C3 C5 C7 113.685 C3 C5 H15 108.346
C3 C5 H17 110.499 C4 C2 H10 108.109
C4 C2 H12 109.240 C4 C6 C7 116.334
C4 C6 H18 108.176 C4 C6 H20 108.827
C5 C3 H11 108.109 C5 C3 H13 109.240
C5 C7 C6 116.334 C5 C7 H19 108.176
C5 C7 H21 108.827 C6 C4 H14 107.616
C6 C4 H16 110.349 C6 C7 H19 109.088
C6 C7 H21 107.935 C7 C5 H15 107.616
C7 C5 H17 110.349 C7 C6 H18 109.088
C7 C6 H20 107.935 H8 C1 H9 105.765
H10 C2 H12 105.544 H11 C3 H13 105.544
H14 C4 H16 105.992 H15 C5 H17 105.992
H18 C6 H20 106.006 H19 C7 H21 106.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.305      
2 C -0.318      
3 C -0.318      
4 C -0.316      
5 C -0.316      
6 C -0.306      
7 C -0.306      
8 H 0.155      
9 H 0.155      
10 H 0.154      
11 H 0.154      
12 H 0.161      
13 H 0.161      
14 H 0.160      
15 H 0.160      
16 H 0.154      
17 H 0.154      
18 H 0.150      
19 H 0.150      
20 H 0.157      
21 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.001 0.001
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.832 -0.159 0.000
y -0.159 -47.051 0.000
z 0.000 0.000 -47.456
Traceless
 xyz
x 0.421 -0.159 0.000
y -0.159 0.093 0.000
z 0.000 0.000 -0.514
Polar
3z2-r2-1.029
x2-y20.218
xy-0.159
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.270 0.306 0.000
y 0.306 10.393 0.000
z 0.000 0.000 10.632


<r2> (average value of r2) Å2
<r2> 228.820
(<r2>)1/2 15.127

Conformer 2 ()

Jump to S1C1
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-273.230360
Energy at 298.15K 
HF Energy-273.230360
Nuclear repulsion energy329.284029
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 HF/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 3231 2903 7.12      
2 A 3220 2894 51.21      
3 A 3214 2888 116.50      
4 A 3202 2877 24.87      
5 A 3188 2864 4.59      
6 A 3181 2858 19.70      
7 A 3180 2857 2.57      
8 A 1664 1495 0.15      
9 A 1648 1481 2.52      
10 A 1636 1470 0.06      
11 A 1633 1467 0.06      
12 A 1551 1394 0.54      
13 A 1541 1385 1.39      
14 A 1520 1366 4.63      
15 A 1436 1290 0.14      
16 A 1426 1281 1.93      
17 A 1349 1212 0.73      
18 A 1336 1200 0.39      
19 A 1201 1079 0.00      
20 A 1145 1029 0.16      
21 A 1089 979 0.01      
22 A 1049 942 1.40      
23 A 926 832 0.44      
24 A 886 796 0.70      
25 A 782 702 0.01      
26 A 559 503 0.08      
27 A 418 376 0.00      
28 A 331 298 0.00      
29 A 179 161 0.00      
30 B 3241 2912 208.89      
31 B 3227 2900 147.04      
32 B 3221 2894 84.73      
33 B 3208 2882 12.27      
34 B 3189 2865 24.93      
35 B 3185 2861 24.93      
36 B 3176 2854 19.98      
37 B 1654 1486 11.34      
38 B 1641 1475 4.08      
39 B 1632 1466 0.72      
40 B 1540 1383 2.56      
41 B 1537 1381 1.28      
42 B 1526 1371 2.27      
43 B 1492 1341 0.13      
44 B 1427 1282 1.20      
45 B 1349 1212 0.83      
46 B 1317 1184 1.56      
47 B 1222 1098 0.04      
48 B 1121 1007 0.42      
49 B 1084 974 0.31      
50 B 1052 945 2.45      
51 B 939 844 0.34      
52 B 872 784 1.43      
53 B 801 720 0.83      
54 B 529 475 0.15      
55 B 356 320 0.02      
56 B 295 265 0.01      
57 B 129 115 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 46839.4 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 42085.2 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 HF/6-31G*
ABC
0.10431 0.09527 0.05703

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.771
C2 0.707 1.104 0.967
C3 -0.707 -1.104 0.967
C4 0.000 1.574 -0.312
C5 0.000 -1.574 -0.312
C6 0.302 0.704 -1.539
C7 -0.302 -0.704 -1.539
H8 -0.737 0.457 2.427
H9 0.737 -0.457 2.427
H10 1.708 0.772 0.698
H11 -1.708 -0.772 0.698
H12 0.851 1.953 1.630
H13 -0.851 -1.953 1.630
H14 0.333 2.584 -0.536
H15 -0.333 -2.584 -0.536
H16 -1.075 1.641 -0.151
H17 1.075 -1.641 -0.151
H18 1.383 0.627 -1.643
H19 -1.383 -0.627 -1.643
H20 -0.049 1.219 -2.430
H21 0.049 -1.219 -2.430

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21
C11.53781.53782.61102.61103.39753.39751.08741.08742.15942.15942.13482.13483.48003.48002.74632.74633.73683.73684.37484.3748
C21.53782.62191.53573.05082.57013.25062.15352.13711.08753.06971.08683.49432.14264.11612.17132.98652.73833.76563.48254.1677
C31.53782.62193.05081.53573.25062.57012.13712.15353.06971.08753.49431.08684.11612.14262.98652.17133.76562.73834.16773.4825
C42.61101.53573.05083.14811.53432.60463.04903.48872.13993.07252.15394.11531.08704.17771.08873.39382.14062.92052.14813.5056
C52.61103.05081.53573.14812.60461.53433.48873.04903.07252.13994.11532.15394.17771.08703.39381.08872.92052.14063.50562.1481
C63.39752.57013.25061.53432.60461.53154.10764.15532.64283.34973.45034.29292.13193.49592.16822.83221.08892.14981.08772.1341
C73.39753.25062.57012.60461.53431.53154.15534.10763.34972.64284.29293.45033.49592.13192.83222.16822.14981.08892.13411.0877
H81.08742.15352.13713.04903.48874.10764.15531.73423.01102.33272.32292.54053.80154.26482.85733.78554.59284.26144.96485.1981
H91.08742.13712.15353.48873.04904.15534.10761.73422.33273.01102.54052.32294.26483.80153.78552.85734.26144.59285.19814.9648
H102.15941.08753.06972.13993.07252.64283.34973.01102.33273.74791.73133.85212.58764.11723.03582.63532.36804.12213.61544.0620
H112.15943.06971.08753.07252.13993.34972.64282.33273.01103.74793.85211.73134.11722.58762.63533.03584.12212.36804.06203.6154
H122.13481.08683.49432.15394.11533.45034.29292.32292.54051.73133.85214.26042.31445.16512.64124.01743.57154.72874.22305.2143
H132.13483.49431.08684.11532.15394.29293.45032.54052.32293.85211.73134.26045.16512.31444.01742.64124.72873.57155.21434.2230
H143.48002.14264.11611.08704.17772.13193.49593.80154.26482.58764.11722.31445.16515.21151.73754.30732.48223.80592.36644.2586
H153.48004.11612.14264.17771.08703.49592.13194.26483.80154.11722.58765.16512.31445.21154.30731.73753.80592.48224.25862.3664
H162.74632.17132.98651.08873.39382.16822.83222.85733.78553.03582.63532.64124.01741.73754.30733.92343.04902.73252.53463.8260
H172.74632.98652.17133.39381.08872.83222.16823.78552.85732.63533.03584.01742.64124.30731.73753.92342.73253.04903.82602.5346
H183.73682.73833.76562.14062.92051.08892.14984.59284.26142.36804.12213.57154.72872.48223.80593.04902.73253.03751.73842.4097
H193.73683.76562.73832.92052.14062.14981.08894.26144.59284.12212.36804.72873.57153.80592.48222.73253.04903.03752.40971.7384
H204.37483.48254.16772.14813.50561.08772.13414.96485.19813.61544.06204.22305.21432.36644.25862.53463.82601.73842.40972.4399
H214.37484.16773.48253.50562.14812.13411.08775.19814.96484.06203.61545.21434.22304.25862.36643.82602.53462.40971.73842.4399

picture of cycloheptane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 116.321 C1 C2 H10 109.486
C1 C2 H12 107.617 C1 C3 C5 116.321
C1 C3 H11 109.486 C1 C3 H13 107.617
C2 C1 C3 116.966 C2 C1 H8 109.024
C2 C1 H9 107.755 C2 C4 C6 113.685
C2 C4 H14 108.346 C2 C4 H16 110.499
C3 C1 H8 107.755 C3 C1 H9 109.024
C3 C5 C7 113.685 C3 C5 H15 108.346
C3 C5 H17 110.499 C4 C2 H10 108.109
C4 C2 H12 109.240 C4 C6 C7 116.334
C4 C6 H18 108.176 C4 C6 H20 108.827
C5 C3 H11 108.109 C5 C3 H13 109.240
C5 C7 C6 116.334 C5 C7 H19 108.176
C5 C7 H21 108.827 C6 C4 H14 107.616
C6 C4 H16 110.349 C6 C7 H19 109.088
C6 C7 H21 107.935 C7 C5 H15 107.616
C7 C5 H17 110.349 C7 C6 H18 109.088
C7 C6 H20 107.935 H8 C1 H9 105.765
H10 C2 H12 105.544 H11 C3 H13 105.544
H14 C4 H16 105.992 H15 C5 H17 105.992
H18 C6 H20 106.006 H19 C7 H21 106.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.305      
2 C -0.318      
3 C -0.318      
4 C -0.316      
5 C -0.316      
6 C -0.306      
7 C -0.306      
8 H 0.155      
9 H 0.155      
10 H 0.154      
11 H 0.154      
12 H 0.161      
13 H 0.161      
14 H 0.160      
15 H 0.160      
16 H 0.154      
17 H 0.154      
18 H 0.150      
19 H 0.150      
20 H 0.157      
21 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.832 -0.159 0.000
y -0.159 -47.051 0.000
z 0.000 0.000 -47.456
Traceless
 xyz
x 0.421 -0.159 0.000
y -0.159 0.093 0.000
z 0.000 0.000 -0.514
Polar
3z2-r2-1.028
x2-y20.219
xy-0.159
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.270 0.306 0.000
y 0.306 10.393 0.000
z 0.000 0.000 10.633


<r2> (average value of r2) Å2
<r2> 228.824
(<r2>)1/2 15.127