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All results from a given calculation for C5H10S (Cyclopentanethiol)

using model chemistry: MP2/CEP-31G*

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-31G*
 hartrees
Energy at 0K-43.934307
Energy at 298.15K-43.945876
HF Energy-43.195239
Nuclear repulsion energy134.769134
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-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 3189 3028 89.00      
2 A 3175 3015 15.05      
3 A 3170 3009 3.46      
4 A 3156 2997 6.58      
5 A 3116 2958 17.49      
6 A 3112 2954 46.84      
7 A 3100 2943 64.67      
8 A 3097 2941 12.10      
9 A 3093 2936 12.96      
10 A 2746 2607 13.59      
11 A 1550 1471 0.93      
12 A 1528 1450 5.41      
13 A 1521 1444 3.39      
14 A 1510 1433 1.57      
15 A 1382 1312 6.17      
16 A 1376 1307 1.95      
17 A 1363 1294 1.06      
18 A 1345 1277 1.90      
19 A 1308 1242 3.05      
20 A 1298 1232 14.20      
21 A 1269 1205 1.39      
22 A 1247 1184 4.26      
23 A 1209 1148 0.76      
24 A 1192 1132 3.96      
25 A 1146 1088 0.49      
26 A 1082 1027 0.74      
27 A 1009 958 0.32      
28 A 993 942 0.32      
29 A 965 916 4.57      
30 A 950 902 1.19      
31 A 913 866 2.64      
32 A 892 847 8.38      
33 A 850 807 3.67      
34 A 807 766 2.41      
35 A 771 732 2.87      
36 A 612 581 0.72      
37 A 464 440 0.46      
38 A 370 351 1.50      
39 A 249 237 5.06      
40 A 198 188 23.75      
41 A 176 167 0.64      
42 A 49 47 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 31272.9 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 29690.5 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/CEP-31G*
ABC
0.20654 0.06036 0.05006

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.251 1.344 -0.573
H2 -1.759 1.130 1.128
C3 -1.534 0.828 0.089
H4 -2.124 -1.015 -0.985
H5 -2.180 -1.175 0.786
C6 -1.612 -0.730 -0.050
H7 0.167 -1.532 -1.085
H8 0.028 -2.102 0.604
C9 -0.130 -1.236 -0.062
H10 0.253 2.157 0.167
H11 0.106 1.189 -1.336
C12 -0.061 1.180 -0.243
H13 0.685 0.075 1.479
C14 0.706 -0.007 0.376
H15 2.899 0.964 0.371
S16 2.450 -0.195 -0.166

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 H7 H8 C9 H10 H11 C12 H13 C14 H15 S16
H11.78371.10412.39882.86272.23273.79254.29633.37882.73492.48192.22033.80023.38635.24924.9634
H21.78371.10523.03382.36762.20683.96163.73053.10932.45523.09082.18322.68512.81644.72194.5987
C31.10411.10522.21422.21681.56663.13733.36042.50082.22842.20211.55012.72432.40714.44354.1211
H42.39883.03382.21421.77921.10402.35122.88822.20844.12883.15513.10293.89333.29835.56694.7190
H52.86272.36762.21681.77921.10403.02292.40262.21924.17193.91333.33103.20253.14005.52684.8276
C62.23272.20681.56661.10401.10402.20902.23631.56573.44442.87882.46832.87492.46494.83704.0989
H73.79253.96163.13732.35123.02292.20901.78771.10543.89692.73332.84913.07012.17933.97642.8004
H84.29633.73053.36042.88822.40262.23631.78771.10404.28763.82123.39132.43722.21374.20683.1771
C93.37883.10932.50082.20842.21921.56571.10541.10403.42272.74962.42432.18201.54983.76912.7845
H102.73492.45522.22844.12884.17193.44443.89694.28763.42271.79441.10542.49792.22072.90913.2359
H112.48193.09082.20213.15513.91332.87882.73333.82122.74961.79441.10533.08232.17303.28122.9634
C122.22032.18321.55013.10293.33102.46832.84913.39132.42431.10541.10532.17821.54333.03082.8645
H133.80022.68512.72433.89333.20252.87493.07012.43722.18202.49793.08232.17821.10612.63002.4277
C143.38632.81642.40713.29833.14002.46492.17932.21371.54982.22072.17301.54331.10612.39871.8365
H155.24924.72194.44355.56695.52684.83703.97644.20683.76912.90913.28123.03082.63002.39871.3544
S164.96344.59874.12114.71904.82764.09892.80043.17712.78453.23592.96342.86452.42771.83651.3544

picture of Cyclopentanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 107.683 H1 C3 C6 112.284
H1 C3 C12 112.464 H2 C3 C6 110.181
H2 C3 C12 109.475 C3 C6 H4 110.823
C3 C6 H5 111.027 C3 C6 C9 105.953
C3 C12 H10 113.034 C3 C12 H11 110.936
C3 C12 C14 102.182 H4 C6 H5 107.374
H4 C6 C9 110.428 H5 C6 C9 111.282
C6 C3 C12 104.740 C6 C9 H7 110.398
C6 C9 H8 112.645 C6 C9 C14 104.592
H7 C9 H8 108.024 H7 C9 C14 109.180
H8 C9 C14 111.962 C9 C14 C12 103.221
C9 C14 H13 109.347 C9 C14 S16 110.343
H10 C12 H11 108.518 H10 C12 C14 112.907
H11 C12 C14 109.139 C12 C14 H13 109.498
C12 C14 S16 115.617 H13 C14 S16 108.620
C14 S16 H15 96.312
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability