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

using model chemistry: MP2/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-914.133256
Energy at 298.15K-914.141810
HF Energy-913.310993
Nuclear repulsion energy268.603897
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(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 A1 3127 2953 26.78      
2 A1 3109 2936 0.00      
3 A1 2786 2631 0.00      
4 A1 1526 1441 2.77      
5 A1 1512 1428 0.06      
6 A1 1309 1236 27.70      
7 A1 1118 1056 1.62      
8 A1 874 826 0.24      
9 A1 814 769 0.66      
10 A1 304 287 0.28      
11 A1 128 120 0.18      
12 A2 3188 3011 0.00      
13 A2 1340 1265 0.00      
14 A2 1125 1062 0.00      
15 A2 846 799 0.00      
16 A2 202 190 0.00      
17 A2 94 89 0.00      
18 B1 3199 3021 11.33      
19 B1 3164 2988 0.15      
20 B1 1292 1220 2.41      
21 B1 1036 978 3.66      
22 B1 762 719 3.19      
23 B1 191 181 41.28      
24 B1 102 97 0.00      
25 B2 3121 2948 4.01      
26 B2 2786 2632 2.24      
27 B2 1508 1424 4.36      
28 B2 1386 1309 13.69      
29 B2 1244 1175 12.22      
30 B2 1090 1030 0.05      
31 B2 908 857 0.34      
32 B2 745 703 2.53      
33 B2 333 315 6.84      

Unscaled Zero Point Vibrational Energy (zpe) 23132.3 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 21848.4 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(2df,p)
ABC
0.47317 0.03089 0.02948

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.162
C2 0.000 1.254 -0.706
C3 0.000 -1.254 -0.706
H4 0.881 0.000 0.810
H5 -0.881 0.000 0.810
S6 0.000 2.711 0.387
S7 0.000 -2.711 0.387
H8 0.000 3.636 -0.578
H9 0.000 -3.636 -0.578
H10 0.888 1.275 -1.340
H11 -0.888 1.275 -1.340
H12 -0.888 -1.275 -1.340
H13 0.888 -1.275 -1.340

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 S6 S7 H8 H9 H10 H11 H12 H13
C11.52541.52541.09351.09352.72062.72063.71083.71082.16132.16132.16132.1613
C21.52542.50852.15582.15581.82164.11352.38554.89221.09111.09112.75462.7546
C31.52542.50852.15582.15584.11351.82164.89222.38552.75462.75461.09111.0911
H41.09352.15582.15581.76172.88202.88203.99063.99062.50003.06223.06222.5000
H51.09352.15582.15581.76172.88202.88203.99063.99063.06222.50002.50003.0622
S62.72061.82164.11352.88202.88205.42261.33676.42052.41552.41554.43444.4344
S72.72064.11351.82162.88202.88205.42266.42051.33674.43444.43442.41552.4155
H83.71082.38554.89223.99063.99061.33676.42057.27262.63522.63525.04895.0489
H93.71084.89222.38553.99063.99066.42051.33677.27265.04895.04892.63522.6352
H102.16131.09112.75462.50003.06222.41554.43442.63525.04891.77513.10732.5503
H112.16131.09112.75463.06222.50002.41554.43442.63525.04891.77512.55033.1073
H122.16132.75461.09113.06222.50004.43442.41555.04892.63523.10732.55031.7751
H132.16132.75461.09112.50003.06224.43442.41555.04892.63522.55033.10731.7751

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 108.428 C1 C2 H10 110.282
C1 C2 H11 110.282 C1 C3 S7 108.428
C1 C3 H12 110.282 C1 C3 H13 110.282
C2 C1 C3 110.617 C2 C1 H4 109.708
C2 C1 H5 109.708 C2 S6 H8 96.909
C3 C1 H4 109.708 C3 C1 H5 109.708
C3 S7 H9 96.909 H4 C1 H5 107.330
S6 C2 H10 109.484 S6 C2 H11 109.484
S7 C3 H12 109.484 S7 C3 H13 109.484
H10 C2 H11 108.867 H12 C3 H13 108.867
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability