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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: CCSD=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at CCSD=FULL/Def2TZVPP
 hartrees
Energy at 0K-476.350472
Energy at 298.15K-476.354306
HF Energy-475.612116
Nuclear repulsion energy93.227092
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 CCSD=FULL/Def2TZVPP
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' 3170 3170 7.83      
2 A' 3124 3124 14.92      
3 A' 3050 3050 6.32      
4 A' 1505 1505 5.56      
5 A' 1423 1423 29.94      
6 A' 1408 1408 32.22      
7 A' 1194 1194 25.92      
8 A' 1101 1101 3.67      
9 A' 850 850 0.99      
10 A' 398 398 1.82      
11 A" 3108 3108 7.72      
12 A" 1500 1500 8.10      
13 A" 1071 1071 5.34      
14 A" 782 782 12.44      
15 A" 176 176 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 11928.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11928.8 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 CCSD=FULL/Def2TZVPP
ABC
1.64389 0.19253 0.17797

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.620 0.000
C2 -1.492 0.697 0.000
S3 0.878 -0.731 0.000
H4 0.508 1.580 0.000
H5 -1.937 -0.292 0.000
H6 -1.831 1.251 0.876
H7 -1.831 1.251 -0.876

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49381.61041.08592.14072.12512.1251
C21.49382.76602.18611.08451.09041.0904
S31.61042.76602.33952.84803.46813.4681
H41.08592.18612.33953.07902.51852.5185
H52.14071.08452.84803.07901.77801.7780
H62.12511.09043.46812.51851.77801.7510
H72.12511.09043.46812.51851.77801.7510

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.262 C1 C2 H6 109.657
C1 C2 H7 109.657 C2 C1 S3 125.967
C2 C1 H4 114.944 S3 C1 H4 119.089
H5 C2 H6 109.669 H5 C2 H7 109.669
H6 C2 H7 106.824
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability