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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: M06-2X/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at M06-2X/aug-cc-pVTZ
 hartrees
Energy at 0K-476.773260
Energy at 298.15K-476.777076
HF Energy-476.773260
Nuclear repulsion energy93.293245
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 M06-2X/aug-cc-pVTZ
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' 3155 3015 4.21      
2 A' 3105 2967 13.59      
3 A' 3041 2906 1.67      
4 A' 1487 1421 7.12      
5 A' 1396 1334 61.97      
6 A' 1385 1324 24.12      
7 A' 1186 1133 37.84      
8 A' 1091 1043 6.01      
9 A' 851 813 1.43      
10 A' 396 378 2.15      
11 A" 3099 2961 2.63      
12 A" 1469 1404 9.03      
13 A" 1050 1003 4.84      
14 A" 755 721 14.61      
15 A" 173 165 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 11817.8 cm-1
Scaled (by 0.9557) Zero Point Vibrational Energy (zpe) 11294.3 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 M06-2X/aug-cc-pVTZ
ABC
1.64597 0.19301 0.17840

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.619 0.000
C2 -1.487 0.699 0.000
S3 0.874 -0.733 0.000
H4 0.514 1.580 0.000
H5 -1.938 -0.289 0.000
H6 -1.823 1.261 0.876
H7 -1.823 1.261 -0.876

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48891.60951.09012.14012.12192.1219
C21.48892.76142.18561.08631.09301.0930
S31.60952.76142.34082.84763.46643.4664
H41.09012.18562.34083.08292.51572.5157
H52.14011.08632.84763.08291.78321.7832
H62.12191.09303.46642.51571.78321.7510
H72.12191.09303.46642.51571.78321.7510

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.458 C1 C2 H6 109.584
C1 C2 H7 109.584 C2 C1 S3 126.016
C2 C1 H4 114.996 S3 C1 H4 118.988
H5 C2 H6 109.817 H5 C2 H7 109.817
H6 C2 H7 106.452
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.208      
2 C -0.706      
3 S -0.240      
4 H 0.293      
5 H 0.285      
6 H 0.288      
7 H 0.288      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.634 1.822 0.000 2.448
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.687 -0.662 0.000
y -0.662 -25.376 0.000
z 0.000 0.000 -26.279
Traceless
 xyz
x -0.860 -0.662 0.000
y -0.662 1.107 0.000
z 0.000 0.000 -0.247
Polar
3z2-r2-0.494
x2-y2-1.312
xy-0.662
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.112 -1.587 0.000
y -1.587 7.819 0.000
z 0.000 0.000 5.399


<r2> (average value of r2) Å2
<r2> 73.583
(<r2>)1/2 8.578