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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B2PLYP/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/daug-cc-pVDZ
 hartrees
Energy at 0K-476.572934
Energy at 298.15K-476.576737
HF Energy-476.427990
Nuclear repulsion energy92.271377
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/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' 3165 3165 7.26      
2 A' 3102 3102 21.08      
3 A' 3031 3031 5.30      
4 A' 1465 1465 6.26      
5 A' 1376 1376 55.85      
6 A' 1370 1370 19.06      
7 A' 1169 1169 33.43      
8 A' 1077 1077 6.90      
9 A' 832 832 0.84      
10 A' 395 395 1.88      
11 A" 3094 3094 6.62      
12 A" 1456 1456 8.43      
13 A" 1036 1036 5.44      
14 A" 763 763 12.89      
15 A" 170 170 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 11750.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11750.7 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 B2PLYP/daug-cc-pVDZ
ABC
1.62049 0.18859 0.17442

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.628 0.000
C2 -1.494 0.723 0.000
S3 0.878 -0.751 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
C11.49691.63461.09882.15542.13452.1345
C21.49692.79232.20091.09481.10161.1016
S31.63462.79232.36822.87933.50253.5025
H41.09882.20092.36823.10652.53232.5323
H52.15541.09482.87933.10651.79741.7974
H62.13451.10163.50252.53231.79741.7644
H72.13451.10163.50252.53231.79741.7644

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.598 C1 C2 H6 109.514
C1 C2 H7 109.514 C2 C1 S3 126.118
C2 C1 H4 115.108 S3 C1 H4 118.774
H5 C2 H6 109.832 H5 C2 H7 109.832
H6 C2 H7 106.414
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.842      
2 C 0.739      
3 S -0.193      
4 H -0.767      
5 H -0.270      
6 H -0.176      
7 H -0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.662 1.891 0.000 2.517
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.187 -0.625 0.000
y -0.625 -25.806 0.000
z 0.000 0.000 -26.519
Traceless
 xyz
x -1.025 -0.625 0.000
y -0.625 1.047 0.000
z 0.000 0.000 -0.022
Polar
3z2-r2-0.044
x2-y2-1.381
xy-0.625
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.342 -1.592 0.000
y -1.592 8.094 0.000
z 0.000 0.000 5.536


<r2> (average value of r2) Å2
<r2> 75.094
(<r2>)1/2 8.666