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All results from a given calculation for C5H10O (Cyclopentanol)

using model chemistry: MP2/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-49.810258
Energy at 298.15K-49.822426
HF Energy-48.963407
Nuclear repulsion energy143.873060
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/CEP-121G*
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 3767 3590 15.08      
2 A 3169 3019 70.90      
3 A 3158 3009 5.07      
4 A 3142 2993 2.14      
5 A 3120 2973 32.28      
6 A 3102 2955 24.98      
7 A 3092 2946 65.21      
8 A 3084 2939 57.10      
9 A 3068 2923 62.14      
10 A 3055 2911 15.67      
11 A 1553 1480 1.91      
12 A 1529 1457 4.67      
13 A 1525 1453 3.49      
14 A 1512 1441 3.80      
15 A 1430 1363 5.78      
16 A 1392 1327 15.62      
17 A 1376 1311 0.81      
18 A 1355 1291 13.31      
19 A 1341 1278 12.72      
20 A 1315 1253 1.26      
21 A 1287 1227 1.32      
22 A 1241 1182 7.01      
23 A 1222 1164 43.66      
24 A 1216 1159 7.02      
25 A 1195 1138 8.04      
26 A 1083 1032 4.20      
27 A 1071 1020 11.38      
28 A 1040 991 21.45      
29 A 1020 972 18.09      
30 A 961 915 7.01      
31 A 926 882 5.06      
32 A 908 865 2.79      
33 A 876 835 3.47      
34 A 848 808 4.26      
35 A 780 743 2.71      
36 A 731 697 3.88      
37 A 627 597 2.61      
38 A 410 390 6.00      
39 A 385 367 13.64      
40 A 327 311 128.92      
41 A 204 195 1.06      
42 A 17 16 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 32228.2 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 30707.1 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/CEP-121G*
ABC
0.16542 0.11960 0.09616

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.763 1.195 -1.382
H2 -1.993 1.497 -0.144
C3 -1.100 0.909 -0.381
H4 -1.466 -1.039 -1.339
H5 -2.306 -0.842 0.200
C6 -1.372 -0.625 -0.330
H7 0.258 -2.127 -0.091
H8 -0.438 -1.554 1.437
C9 -0.157 -1.253 0.420
H10 -0.354 1.201 1.658
H11 0.616 2.056 0.442
C12 0.042 1.139 0.635
H13 1.607 -0.276 1.318
C14 0.887 -0.134 0.497
H15 2.152 0.640 -0.798
O16 1.581 -0.149 -0.777

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 H7 H8 C9 H10 H11 C12 H13 C14 H15 O16
H11.77101.09442.34253.00632.18913.70793.95123.09953.06782.44342.17233.88202.83253.02462.7693
H21.77101.09562.85272.38532.21934.26673.77203.35392.45462.73222.20864.27083.37204.28313.9858
C31.09441.09562.20162.20481.55923.33843.13182.49032.19092.22191.54543.40792.40993.28932.9092
H42.34252.85272.20161.76531.09462.39033.00532.20303.90384.13353.30394.13313.11904.02483.2234
H53.00632.38532.20481.76531.09612.88292.35122.19893.18034.12323.10364.10883.28494.80334.0680
C62.18912.21931.55921.09461.09612.22932.20441.55952.88573.42642.45893.42232.45593.77363.0246
H73.70794.26673.33842.39032.88292.22931.77431.09483.80914.23213.35302.68902.17113.42702.4767
H83.95123.77203.13183.00532.35122.20441.77431.09732.76473.88982.85082.41382.15754.06383.3093
C93.09953.35392.49032.20302.19891.55951.09481.09732.75523.39782.40972.20721.53233.22462.3817
H103.06782.45462.19093.90383.18032.88573.80912.76472.75521.77521.09932.47792.16143.55343.3909
H112.44342.73222.22194.13354.12323.42644.23213.88983.39781.77521.09852.68052.20762.42932.6982
C122.17232.20861.54543.30393.10362.45893.35302.85082.40971.09931.09852.21741.53472.59862.4539
H133.88204.27083.40794.13314.10883.42232.68902.41382.20722.47792.68052.21741.10052.36902.0989
C142.83253.37202.40993.11903.28492.45592.17112.15751.53232.16142.20761.53471.10051.96861.4508
H153.02464.28313.28934.02484.80333.77363.42704.06383.22463.55342.42932.59862.36901.96860.9742
O162.76933.98582.90923.22344.06803.02462.47673.30932.38173.39092.69822.45392.09891.45080.9742

picture of Cyclopentanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 107.933 H1 C3 C6 109.935
H1 C3 C12 109.568 H2 C3 C6 112.251
H2 C3 C12 112.378 C3 C6 H4 110.904
C3 C6 H5 111.069 C3 C6 C9 105.970
C3 C12 H10 110.737 C3 C12 H11 113.281
C3 C12 C14 102.961 H4 C6 H5 107.384
H4 C6 C9 110.988 H5 C6 C9 110.575
C6 C3 C12 104.748 C6 C9 H7 113.089
C6 C9 H8 110.940 C6 C9 C14 105.179
H7 C9 H8 108.079 H7 C9 C14 110.356
H8 C9 C14 109.142 C9 C14 C12 103.571
C9 C14 H13 112.905 C9 C14 O16 105.922
H10 C12 H11 107.743 H10 C12 C14 109.167
H11 C12 C14 112.894 C12 C14 H13 113.568
C12 C14 O16 110.526 H13 C14 O16 109.950
C14 O16 H15 106.888
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability