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All results from a given calculation for C5H10S (Cyclopentanethiol)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-590.329761
Energy at 298.15K-590.341412
HF Energy-589.753230
Nuclear repulsion energy299.061366
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 MP2/3-21G*
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 3177 3023 46.74      
2 A 3163 3009 9.15      
3 A 3158 3004 2.22      
4 A 3144 2991 10.29      
5 A 3117 2965 21.96      
6 A 3111 2959 20.07      
7 A 3104 2953 24.02      
8 A 3099 2948 7.39      
9 A 3096 2945 8.13      
10 A 2774 2639 10.59      
11 A 1604 1526 0.80      
12 A 1586 1509 7.88      
13 A 1584 1506 3.08      
14 A 1575 1498 1.18      
15 A 1411 1342 8.19      
16 A 1404 1335 0.77      
17 A 1387 1320 0.40      
18 A 1377 1310 1.45      
19 A 1358 1292 0.24      
20 A 1338 1273 12.30      
21 A 1314 1250 3.25      
22 A 1272 1210 5.18      
23 A 1244 1183 1.48      
24 A 1227 1167 2.93      
25 A 1108 1054 1.07      
26 A 1060 1008 1.95      
27 A 1025 975 1.20      
28 A 998 949 0.62      
29 A 962 915 0.32      
30 A 940 894 2.63      
31 A 892 849 5.19      
32 A 877 835 1.54      
33 A 837 796 1.80      
34 A 834 793 1.68      
35 A 765 728 1.96      
36 A 642 611 0.62      
37 A 475 452 0.34      
38 A 376 358 1.51      
39 A 260 248 4.03      
40 A 219 208 23.37      
41 A 165 157 0.64      
42 A 38 36 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 31547.9 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 30011.5 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 MP2/3-21G*
ABC
0.20618 0.06031 0.04993

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.580 1.221 -0.740
H2 -2.262 1.149 1.004
C3 -1.924 0.795 0.025
H4 -2.500 -1.166 -0.858
H5 -2.378 -1.179 0.911
C6 -1.929 -0.785 -0.006
H7 -0.150 -1.387 -1.152
H8 -0.206 -2.121 0.471
C9 -0.425 -1.217 -0.104
H10 -0.186 2.168 0.264
H11 -0.205 1.255 -1.268
C12 -0.434 1.207 -0.198
H13 0.290 0.059 1.508
C14 0.357 0.023 0.415
H15 2.500 1.075 0.478
S16 2.113 -0.076 -0.088

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 H7 H8 C9 H10 H11 C12 H13 C14 H15 S16
H11.77441.09402.39062.92002.23253.58814.27433.31512.76322.43352.21333.82613.37545.22624.9125
H21.77441.09512.98052.33352.20743.94263.89953.19412.42803.06742.18862.82062.91134.79204.6733
C31.09401.09512.22632.21131.58023.04843.41372.51212.22722.19961.56132.76432.43914.45584.1314
H42.39062.98052.22631.77291.09392.37902.81822.20844.21033.36103.21433.85773.34625.63974.8023
H52.92002.33352.21131.77291.09443.04342.40752.20104.05303.92383.27113.00143.02855.39104.7312
C62.23252.20741.58021.09391.09442.20042.23221.56803.43942.95412.49752.81592.46104.82804.1048
H73.58813.94263.04842.37903.04342.20041.78271.09693.82672.64472.77803.05942.16803.96702.8232
H84.27433.89953.41372.81822.40752.23221.78271.09384.29403.79773.40182.46442.21774.18743.1422
C93.31513.19412.51212.20842.20101.56801.09691.09383.41332.74112.42542.17671.55533.76122.7829
H102.76322.42802.22724.21034.05303.43943.82674.29403.41331.78411.09502.49422.21762.90843.2324
H112.43353.06742.19963.36103.92382.95412.64473.79772.74111.78411.09603.06292.15983.22472.9218
C122.21332.18861.56133.21433.27112.49752.77803.40182.42541.09501.09602.17941.54963.01402.8542
H133.82612.82062.76433.85773.00142.81593.05942.46442.17672.49423.06292.17941.09582.64132.4269
C143.37542.91132.43913.34623.02852.46102.16802.21771.55532.21762.15981.54961.09582.38791.8295
H155.22624.79204.45585.63975.39104.82803.96704.18743.76122.90843.22473.01402.64132.38791.3395
S164.91254.67334.13144.80234.73124.10482.82323.14222.78293.23242.92182.85422.42691.82951.3395

picture of Cyclopentanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 108.301 H1 C3 C6 111.908
H1 C3 C12 111.724 H2 C3 C6 109.867
H2 C3 C12 109.706 C3 C6 H4 111.423
C3 C6 H5 110.216 C3 C6 C9 105.871
C3 C12 H10 112.780 C3 C12 H11 110.522
C3 C12 C14 103.267 H4 C6 H5 108.224
H4 C6 C9 110.862 H5 C6 C9 110.252
C6 C3 C12 105.309 C6 C9 H7 110.065
C6 C9 H8 112.771 C6 C9 C14 103.989
H7 C9 H8 108.934 H7 C9 C14 108.419
H8 C9 C14 112.514 C9 C14 C12 102.730
C9 C14 H13 109.153 C9 C14 S16 110.342
H10 C12 H11 109.030 H10 C12 C14 112.840
H11 C12 C14 108.229 C12 C14 H13 109.758
C12 C14 S16 115.021 H13 C14 S16 109.560
C14 S16 H15 96.570
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability