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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: MP3/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/cc-pV(T+d)Z
 hartrees
Energy at 0K-476.157505
Energy at 298.15K-476.161346
HF Energy-475.617206
Nuclear repulsion energy93.225736
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/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' 3191 3191 7.80      
2 A' 3149 3149 13.80      
3 A' 3068 3068 5.30      
4 A' 1507 1507 5.63      
5 A' 1420 1420 43.55      
6 A' 1407 1407 18.44      
7 A' 1202 1202 22.71      
8 A' 1103 1103 2.34      
9 A' 856 856 2.05      
10 A' 399 399 1.86      
11 A" 3128 3128 7.47      
12 A" 1498 1498 8.33      
13 A" 1068 1068 5.32      
14 A" 780 780 13.87      
15 A" 174 174 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 11975.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11975.0 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 MP3/cc-pV(T+d)Z
ABC
1.64089 0.19263 0.17802

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.620 0.000
C2 -1.493 0.693 0.000
S3 0.879 -0.729 0.000
H4 0.507 1.581 0.000
H5 -1.936 -0.297 0.000
H6 -1.835 1.248 0.875
H7 -1.835 1.248 -0.875

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49471.60961.08662.14212.12792.1279
C21.49472.76512.18801.08511.09121.0912
S31.60962.76512.33952.84723.46933.4693
H41.08662.18802.33953.08142.52242.5224
H52.14211.08512.84723.08141.77861.7786
H62.12791.09123.46932.52241.77861.7509
H72.12791.09123.46932.52241.77861.7509

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.273 C1 C2 H6 109.766
C1 C2 H7 109.766 C2 C1 S3 125.895
C2 C1 H4 114.995 S3 C1 H4 119.110
H5 C2 H6 109.616 H5 C2 H7 109.616
H6 C2 H7 106.695
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability