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All results from a given calculation for C5H10O (Cyclopentanol)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-270.049925
Energy at 298.15K-270.062314
Nuclear repulsion energy255.333301
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(2df,p)
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 4181 3786 44.74      
2 A 3248 2941 111.80      
3 A 3234 2928 18.41      
4 A 3218 2914 6.34      
5 A 3211 2908 63.84      
6 A 3201 2898 39.32      
7 A 3187 2886 46.09      
8 A 3178 2878 28.07      
9 A 3170 2870 35.24      
10 A 3112 2818 54.75      
11 A 1648 1492 2.29      
12 A 1623 1469 3.34      
13 A 1620 1467 1.61      
14 A 1607 1455 0.27      
15 A 1565 1417 6.22      
16 A 1511 1368 38.19      
17 A 1463 1324 0.13      
18 A 1454 1317 0.52      
19 A 1435 1299 11.36      
20 A 1419 1285 5.64      
21 A 1383 1252 28.66      
22 A 1370 1241 2.67      
23 A 1324 1199 30.63      
24 A 1305 1182 0.25      
25 A 1287 1165 9.91      
26 A 1218 1103 80.11      
27 A 1161 1051 21.07      
28 A 1118 1012 1.50      
29 A 1056 956 1.21      
30 A 1041 943 2.76      
31 A 1014 918 5.35      
32 A 955 865 0.07      
33 A 933 845 0.27      
34 A 877 795 0.94      
35 A 817 740 1.22      
36 A 669 605 0.32      
37 A 576 522 6.17      
38 A 502 455 7.17      
39 A 384 348 12.31      
40 A 296 268 119.08      
41 A 196 177 0.89      
42 A 39 36 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 33902.1 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 30698.3 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(2df,p)
ABC
0.21588 0.10208 0.07607

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.157 1.268 -0.605
H2 -1.741 1.113 1.079
C3 -1.462 0.794 0.079
H4 -2.061 -1.091 -0.878
H5 -1.981 -1.181 0.857
C6 -1.496 -0.756 -0.016
H7 0.253 -1.413 -1.143
H8 0.193 -2.097 0.466
C9 -0.022 -1.206 -0.113
H10 0.275 2.137 0.231
H11 0.178 1.242 -1.277
C12 -0.006 1.183 -0.207
H13 0.779 0.048 1.439
C14 0.789 0.001 0.348
H15 2.603 0.639 0.195
O16 2.105 -0.095 -0.114

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 H7 H8 C9 H10 H11 C12 H13 C14 H15 O16
H11.74171.08402.37652.85752.20963.64514.24173.30462.71472.43012.18953.77983.34534.86764.5014
H21.74171.08622.96482.31752.18003.91043.79723.12252.41483.04142.16072.75902.85814.45774.2035
C31.08401.08622.19742.18571.55393.05063.35392.47202.20052.17461.53392.72562.40154.06943.6809
H42.37652.96482.19741.73881.08422.35132.81022.18084.13573.25813.13743.83823.28885.08884.3505
H52.85752.31752.18571.73881.08483.00672.39092.18554.06083.88423.25903.07693.05424.97604.3373
C62.20962.18001.55391.08421.08482.18162.20911.54363.40082.89602.45282.81722.43404.33463.6617
H73.64513.91043.05062.35133.00672.18161.74861.08603.80632.65992.77143.01272.12333.39452.4944
H84.24173.79723.35392.81022.39092.20911.74861.08394.24123.76703.35412.42762.18463.65632.8282
C93.30463.12252.47202.18082.18551.54361.08601.08393.37332.71842.39062.14981.52533.22322.3992
H102.71472.41482.20054.13574.06083.40083.80634.24123.37331.75621.08662.46502.19952.76812.9065
H112.43013.04142.17463.25813.88422.89602.65993.76702.71841.75621.08763.02772.13422.90062.6182
C122.18952.16071.53393.13743.25902.45282.77143.35412.39061.08661.08762.14791.52822.69492.4691
H133.77982.75902.72563.83823.07692.81723.01272.42762.14982.46503.02772.14791.09232.28532.0470
C143.34532.85812.40153.28883.05422.43402.12332.18461.52532.19952.13421.52821.09231.92891.3979
H154.86764.45774.06945.08884.97604.33463.39453.65633.22322.76812.90062.69492.28531.92890.9399
O164.50144.20353.68094.35054.33733.66172.49442.82822.39922.90652.61822.46912.04701.39790.9399

picture of Cyclopentanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 106.750 H1 C3 C6 112.565
H1 C3 C12 112.375 H2 C3 C6 110.064
H2 C3 C12 109.934 C3 C6 H4 111.569
C3 C6 H5 110.599 C3 C6 C9 105.890
C3 C12 H10 113.122 C3 C12 H11 110.953
C3 C12 C14 103.304 H4 C6 H5 106.582
H4 C6 C9 110.971 H5 C6 C9 111.310
C6 C3 C12 105.185 C6 C9 H7 110.921
C6 C9 H8 113.277 C6 C9 C14 104.952
H7 C9 H8 107.382 H7 C9 C14 107.612
H8 C9 C14 112.602 C9 C14 C12 103.051
C9 C14 H13 109.312 C9 C14 O16 110.241
H10 C12 H11 107.755 H10 C12 C14 113.450
H11 C12 C14 108.168 C12 C14 H13 108.964
C12 C14 O16 115.015 H13 C14 O16 109.973
C14 O16 H15 109.640
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.130      
2 H 0.124      
3 C -0.261      
4 H 0.130      
5 H 0.126      
6 C -0.259      
7 H 0.137      
8 H 0.129      
9 C -0.257      
10 H 0.114      
11 H 0.131      
12 C -0.279      
13 H 0.091      
14 C 0.217      
15 H 0.322      
16 O -0.595      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.559 1.165 0.812 1.526
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.779 3.675 2.102
y 3.675 -37.543 0.304
z 2.102 0.304 -37.368
Traceless
 xyz
x -1.324 3.675 2.102
y 3.675 0.530 0.304
z 2.102 0.304 0.794
Polar
3z2-r21.587
x2-y2-1.236
xy3.675
xz2.102
yz0.304


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.394 0.171 -0.005
y 0.171 7.972 0.054
z -0.005 0.054 7.130


<r2> (average value of r2) Å2
<r2> 164.839
(<r2>)1/2 12.839