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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B3LYP/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 B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-476.855057
Energy at 298.15K-476.858865
HF Energy-476.855057
Nuclear repulsion energy92.911649
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 B3LYP/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' 3129 3028 7.37      
2 A' 3067 2967 21.46      
3 A' 3006 2909 3.84      
4 A' 1479 1430 6.14      
5 A' 1389 1344 6.12      
6 A' 1379 1334 73.55      
7 A' 1160 1122 48.38      
8 A' 1085 1050 7.62      
9 A' 832 805 0.87      
10 A' 394 381 2.02      
11 A" 3047 2948 5.60      
12 A" 1469 1421 8.74      
13 A" 1047 1013 4.57      
14 A" 769 744 13.37      
15 A" 172 166 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 11711.1 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 11330.5 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 B3LYP/aug-cc-pVTZ
ABC
1.65381 0.19079 0.17658

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.619 0.000
C2 -1.485 0.718 0.000
S3 0.874 -0.745 0.000
H4 0.520 1.578 0.000
H5 -1.957 -0.261 0.000
H6 -1.818 1.286 0.874
H7 -1.818 1.286 -0.874

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48861.62011.09052.14642.12492.1249
C21.48862.77602.18211.08691.09471.0947
S31.62012.77602.34932.87253.48393.4839
H41.09052.18212.34933.08552.51342.5134
H52.14641.08692.87253.08551.78291.7829
H62.12491.09473.48392.51341.78291.7488
H72.12491.09473.48392.51341.78291.7488

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.946 C1 C2 H6 109.735
C1 C2 H7 109.735 C2 C1 S3 126.445
C2 C1 H4 114.696 S3 C1 H4 118.859
H5 C2 H6 109.616 H5 C2 H7 109.616
H6 C2 H7 106.018
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.292      
2 C -0.482      
3 S -0.199      
4 H 0.283      
5 H 0.239      
6 H 0.225      
7 H 0.225      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.695 1.898 0.000 2.545
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.870 -0.628 0.000
y -0.628 -25.609 0.000
z 0.000 0.000 -26.324
Traceless
 xyz
x -0.904 -0.628 0.000
y -0.628 0.988 0.000
z 0.000 0.000 -0.085
Polar
3z2-r2-0.169
x2-y2-1.262
xy-0.628
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.408 -1.638 0.000
y -1.638 8.100 0.000
z 0.000 0.000 5.497


<r2> (average value of r2) Å2
<r2> 74.244
(<r2>)1/2 8.617