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All results from a given calculation for C3H8S2 (1,3-Propanedithiol)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A1
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-913.909715
Energy at 298.15K-913.918295
HF Energy-913.275157
Nuclear repulsion energy268.053080
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 MP2/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3129 2951 41.87      
2 A1 3113 2936 0.00      
3 A1 2782 2623 9.09      
4 A1 1568 1479 2.66      
5 A1 1556 1467 0.29      
6 A1 1366 1288 38.30      
7 A1 1139 1075 3.45      
8 A1 892 841 1.39      
9 A1 830 783 1.40      
10 A1 310 292 0.29      
11 A1 132 125 0.15      
12 A2 3184 3003 0.00      
13 A2 1370 1292 0.00      
14 A2 1162 1096 0.00      
15 A2 876 826 0.00      
16 A2 191 180 0.00      
17 A2 94 89 0.00      
18 B1 3196 3014 26.14      
19 B1 3164 2984 0.06      
20 B1 1330 1254 2.96      
21 B1 1079 1018 4.92      
22 B1 781 737 3.64      
23 B1 176 166 50.02      
24 B1 105 99 0.03      
25 B2 3123 2945 3.99      
26 B2 2782 2623 25.47      
27 B2 1550 1462 5.88      
28 B2 1440 1358 19.37      
29 B2 1288 1215 9.50      
30 B2 1110 1046 0.05      
31 B2 932 879 0.30      
32 B2 752 710 1.45      
33 B2 344 324 8.38      

Unscaled Zero Point Vibrational Energy (zpe) 23424.2 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 22089.0 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 MP2/6-31G*
ABC
0.47684 0.03066 0.02929

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.190
C2 0.000 1.216 -0.676
C3 0.000 -1.216 -0.676
H4 0.849 0.000 0.775
H5 -0.849 0.000 0.775
S6 0.000 2.641 0.348
S7 0.000 -2.641 0.348
H8 0.000 3.504 -0.307
H9 0.000 -3.504 -0.307
H10 0.848 1.209 -1.277
H11 -0.848 1.209 -1.277
H12 -0.848 -1.209 -1.277
H13 0.848 -1.209 -1.277

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 S6 S7 H8 H9 H10 H11 H12 H13
C11.49241.49241.03171.03172.64532.64533.53873.53872.08072.08072.08072.0807
C21.49242.43212.07492.07491.75423.99022.31724.73421.03901.03902.63812.6381
C31.49242.43212.07492.07493.99021.75424.73422.31722.63812.63811.03901.0390
H41.03172.07492.07491.69892.80652.80653.76413.76412.38152.92422.92422.3815
H51.03172.07492.07491.69892.80652.80653.76413.76412.92422.38152.38152.9242
S62.64531.75423.99022.80652.80655.28111.08356.17912.32552.32554.26334.2633
S72.64533.99021.75422.80652.80655.28116.17911.08354.26334.26332.32552.3255
H83.53872.31724.73423.76413.76411.08356.17917.00752.63162.63164.88544.8854
H93.53874.73422.31723.76413.76416.17911.08357.00754.88544.88542.63162.6316
H102.08071.03902.63812.38152.92422.32554.26332.63164.88541.69502.95272.4177
H112.08071.03902.63812.92422.38152.32554.26332.63164.88541.69502.41772.9527
H122.08072.63811.03902.92422.38154.26332.32554.88542.63162.95272.41771.6950
H132.08072.63811.03902.38152.92424.26332.32554.88542.63162.41772.95271.6950

picture of 1,3-Propanedithiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S6 108.867 C1 C2 H10 109.249
C1 C2 H11 109.249 C1 C3 S7 108.867
C1 C3 H12 109.249 C1 C3 H13 109.249
C2 C1 C3 109.139 C2 C1 H4 109.211
C2 C1 H5 109.211 C2 S6 H8 107.111
C3 C1 H4 109.211 C3 C1 H5 109.211
C3 S7 H9 107.111 H4 C1 H5 110.833
S6 C2 H10 110.072 S6 C2 H11 110.072
S7 C3 H12 110.072 S7 C3 H13 110.072
H10 C2 H11 109.311 H12 C3 H13 109.311
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability