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All results from a given calculation for CH3CSNH2 (Ethanethioamide)

using model chemistry: B3LYP/CEP-31G*

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/CEP-31G*
 hartrees
Energy at 0K-34.359955
Energy at 298.15K 
HF Energy-34.359955
Nuclear repulsion energy62.721675
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/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3697 3570 32.57      
2 A 3561 3439 44.00      
3 A 3148 3040 8.41      
4 A 3131 3024 24.48      
5 A 3051 2946 34.05      
6 A 1637 1581 167.19      
7 A 1495 1443 8.58      
8 A 1468 1418 10.52      
9 A 1407 1359 22.61      
10 A 1371 1324 233.55      
11 A 1309 1264 64.52      
12 A 1032 997 0.79      
13 A 1001 967 12.67      
14 A 962 929 20.63      
15 A 730 705 6.83      
16 A 628 607 16.23      
17 A 495 478 11.99      
18 A 424 410 1.46      
19 A 357 345 1.60      
20 A 276 267 224.78      
21 A 18i 17i 1.91      

Unscaled Zero Point Vibrational Energy (zpe) 15580.0 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 15045.6 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 B3LYP/CEP-31G*
ABC
0.31219 0.16156 0.10865

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.288 0.065 -0.000
S2 -1.381 -0.119 0.000
C3 1.254 -1.127 -0.000
N4 0.887 1.293 0.000
H5 1.054 -1.751 -0.885
H6 2.315 -0.820 -0.005
H7 1.061 -1.745 0.891
H8 1.899 1.402 -0.000
H9 0.301 2.126 0.000

Atom - Atom Distances (Å)
  C1 S2 C3 N4 H5 H6 H7 H8 H9
C11.67851.53391.36682.16082.21232.16072.09432.0610
S21.67852.82052.67173.06213.76203.06613.61562.8048
C31.53392.82052.44741.10141.10521.10152.61023.3891
N41.36682.67172.44743.17502.55043.17101.01781.0184
H52.16083.06211.10143.17501.79801.77583.38294.0477
H62.21233.76201.10522.55041.79801.79792.26103.5686
H72.16073.06611.10153.17101.77581.79793.37704.0442
H82.09433.61562.61021.01783.38292.26103.37701.7543
H92.06102.80483.38911.01844.04773.56864.04421.7543

picture of Ethanethioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 109.052 C1 C3 H6 112.913
C1 C3 H7 109.039 C1 N4 H8 122.188
C1 N4 H9 118.829 S2 C1 C3 122.743
S2 C1 N4 122.306 C3 C1 N4 114.951
H5 C3 H6 109.135 H5 C3 H7 107.436
H6 C3 H7 109.118 H8 N4 H9 118.984
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.098      
2 S -0.441      
3 C -0.282      
4 N -0.335      
5 H 0.185      
6 H 0.128      
7 H 0.185      
8 H 0.314      
9 H 0.344      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.541 1.456 0.001 4.769
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.404 1.168 0.001
y 1.168 -26.670 0.001
z 0.001 0.001 -32.770
Traceless
 xyz
x -0.684 1.168 0.001
y 1.168 4.918 0.001
z 0.001 0.001 -4.233
Polar
3z2-r2-8.466
x2-y2-3.735
xy1.168
xz0.001
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.934 0.869 0.000
y 0.869 6.527 -0.001
z 0.000 -0.001 3.703


<r2> (average value of r2) Å2
<r2> 80.383
(<r2>)1/2 8.966