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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: MP3=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at MP3=FULL/6-31G**
 hartrees
Energy at 0K-476.011970
Energy at 298.15K-476.015829
HF Energy-475.558237
Nuclear repulsion energy93.084761
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 MP3=FULL/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 A' 3260 3260 10.19      
2 A' 3213 3213 16.70      
3 A' 3130 3130 6.84      
4 A' 1551 1551 3.41      
5 A' 1471 1471 35.22      
6 A' 1451 1451 21.30      
7 A' 1228 1228 17.89      
8 A' 1130 1130 1.55      
9 A' 871 871 1.84      
10 A' 409 409 1.37      
11 A" 3199 3199 10.96      
12 A" 1542 1542 8.11      
13 A" 1091 1091 5.01      
14 A" 791 791 15.28      
15 A" 174 174 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 12254.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12254.7 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 MP3=FULL/6-31G**
ABC
1.64365 0.19174 0.17729

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.621 0.000
C2 -1.494 0.700 0.000
S3 0.879 -0.733 0.000
H4 0.507 1.581 0.000
H5 -1.939 -0.288 0.000
H6 -1.834 1.252 0.876
H7 -1.834 1.252 -0.876

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49571.61391.08572.14182.12872.1287
C21.49572.77172.18581.08431.08991.0899
S31.61392.77172.34332.85323.47433.4743
H41.08572.18582.34333.07862.52142.5214
H52.14181.08432.85323.07861.77521.7752
H62.12871.08993.47432.52141.77521.7513
H72.12871.08993.47432.52141.77521.7513

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.229 C1 C2 H6 109.832
C1 C2 H7 109.832 C2 C1 S3 126.046
C2 C1 H4 114.793 S3 C1 H4 119.161
H5 C2 H6 109.466 H5 C2 H7 109.466
H6 C2 H7 106.916
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability