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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B3LYPultrafine/aug-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 B3LYPultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-476.817624
Energy at 298.15K-476.821422
HF Energy-476.817624
Nuclear repulsion energy92.344017
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 B3LYPultrafine/aug-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' 3142 3049 7.41      
2 A' 3076 2985 22.28      
3 A' 3009 2920 4.11      
4 A' 1452 1409 7.72      
5 A' 1365 1325 76.59      
6 A' 1360 1320 5.98      
7 A' 1161 1127 43.42      
8 A' 1073 1041 8.19      
9 A' 831 807 0.81      
10 A' 396 384 2.07      
11 A" 3060 2970 6.03      
12 A" 1438 1396 8.80      
13 A" 1029 999 4.99      
14 A" 758 736 13.07      
15 A" 172 167 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 11661.8 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 11316.6 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 B3LYPultrafine/aug-cc-pVDZ
ABC
1.63044 0.18871 0.17462

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.624 0.000
C2 -1.491 0.726 0.000
S3 0.877 -0.752 0.000
H4 0.530 1.589 0.000
H5 -1.965 -0.262 0.000
H6 -1.823 1.300 0.881
H7 -1.823 1.300 -0.881

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49451.63161.10012.15602.13472.1347
C21.49452.79082.19741.09561.10301.1030
S31.63162.79082.36582.88403.50353.5035
H41.10012.19742.36583.10652.52932.5293
H52.15601.09562.88403.10651.79871.7987
H62.13471.10303.50352.52931.79871.7630
H72.13471.10303.50352.52931.79871.7630

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.773 C1 C2 H6 109.617
C1 C2 H7 109.617 C2 C1 S3 126.388
C2 C1 H4 114.905 S3 C1 H4 118.708
H5 C2 H6 109.789 H5 C2 H7 109.789
H6 C2 H7 106.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.427      
2 C 0.765      
3 S -0.085      
4 H -0.527      
5 H -0.250      
6 H -0.165      
7 H -0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.726 1.946 0.000 2.602
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.004 -0.609 0.000
y -0.609 -25.710 0.000
z 0.000 0.000 -26.380
Traceless
 xyz
x -0.960 -0.609 0.000
y -0.609 0.983 0.000
z 0.000 0.000 -0.023
Polar
3z2-r2-0.046
x2-y2-1.295
xy-0.609
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.366 -1.717 0.000
y -1.717 8.155 0.000
z 0.000 0.000 5.387


<r2> (average value of r2) Å2
<r2> 74.959
(<r2>)1/2 8.658