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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B2PLYP=FULLultrafine/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B2PLYP=FULLultrafine/daug-cc-pVDZ
 hartrees
Energy at 0K-476.577317
Energy at 298.15K 
HF Energy-476.428021
Nuclear repulsion energy92.303812
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 B2PLYP=FULLultrafine/daug-cc-pVDZ
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' 3166 3166 7.19      
2 A' 3103 3103 21.17      
3 A' 3033 3033 5.25      
4 A' 1466 1466 6.34      
5 A' 1377 1377 52.99      
6 A' 1370 1370 22.38      
7 A' 1170 1170 33.13      
8 A' 1077 1077 6.86      
9 A' 833 833 0.85      
10 A' 395 395 1.87      
11 A" 3095 3095 6.56      
12 A" 1457 1457 8.46      
13 A" 1037 1037 5.48      
14 A" 764 764 12.86      
15 A" 171 171 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 11757.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11757.3 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 B2PLYP=FULLultrafine/daug-cc-pVDZ
ABC
1.62173 0.18872 0.17454

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.628 0.000
C2 -1.493 0.722 0.000
S3 0.878 -0.750 0.000
H4 0.528 1.591 0.000
H5 -1.960 -0.268 0.000
H6 -1.826 1.292 0.882
H7 -1.826 1.292 -0.882

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49631.63391.09852.15472.13382.1338
C21.49632.79132.19981.09451.10131.1013
S31.63392.79132.36762.87843.50133.5013
H41.09852.19982.36763.10542.53112.5311
H52.15471.09452.87843.10541.79681.7968
H62.13381.10133.50132.53111.79681.7638
H72.13381.10133.50132.53111.79681.7638

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.600 C1 C2 H6 109.517
C1 C2 H7 109.517 C2 C1 S3 126.123
C2 C1 H4 115.081 S3 C1 H4 118.797
H5 C2 H6 109.830 H5 C2 H7 109.830
H6 C2 H7 106.411
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability