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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: MP3=FULL/cc-pV(T+d)Z

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/cc-pV(T+d)Z
 hartrees
Energy at 0K-476.287903
Energy at 298.15K-476.291781
HF Energy-475.617343
Nuclear repulsion energy93.549667
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/cc-pV(T+d)Z
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' 3196 3196 10.10      
2 A' 3170 3170 10.60      
3 A' 3086 3086 4.97      
4 A' 1519 1519 5.83      
5 A' 1431 1431 48.46      
6 A' 1418 1418 13.76      
7 A' 1212 1212 23.66      
8 A' 1110 1110 2.43      
9 A' 862 862 2.09      
10 A' 402 402 1.84      
11 A" 3132 3132 6.99      
12 A" 1510 1510 8.48      
13 A" 1079 1079 5.69      
14 A" 797 797 13.74      
15 A" 188 188 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 12055.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12055.7 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/cc-pV(T+d)Z
ABC
1.65391 0.19395 0.17926

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.618 0.000
C2 -1.486 0.694 0.000
S3 0.875 -0.728 0.000
H4 0.505 1.574 0.000
H5 -1.928 -0.294 0.000
H6 -1.827 1.246 0.873
H7 -1.827 1.246 -0.873

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48811.60531.08062.13262.11962.1196
C21.48812.75552.17731.08161.08771.0877
S31.60532.75552.33062.83553.45753.4575
H41.08062.17732.33063.06702.51172.5117
H52.13261.08162.83553.06701.77281.7728
H62.11961.08773.45752.51171.77281.7459
H72.11961.08773.45752.51171.77281.7459

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.193 C1 C2 H6 109.776
C1 C2 H7 109.776 C2 C1 S3 125.902
C2 C1 H4 114.996 S3 C1 H4 119.103
H5 C2 H6 109.621 H5 C2 H7 109.621
H6 C2 H7 106.750
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability