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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: ROHF/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at ROHF/6-31+G**
 hartrees
Energy at 0K-476.737071
Energy at 298.15K 
HF Energy-476.737071
Nuclear repulsion energy107.575357
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 ROHF/6-31+G**
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' 3271 2800 48.18      
2 A' 3244 2776 20.72      
3 A' 3208 2745 31.54      
4 A' 2905 2486 20.89      
5 A' 1643 1406 1.41      
6 A' 1635 1399 4.18      
7 A' 1562 1337 2.75      
8 A' 1449 1240 53.32      
9 A' 1215 1040 3.71      
10 A' 1065 911 2.60      
11 A' 953 815 4.15      
12 A' 729 624 3.19      
13 A' 328 281 2.91      
14 A" 3298 2823 36.79      
15 A" 3270 2799 7.19      
16 A" 1633 1398 7.66      
17 A" 1388 1188 0.25      
18 A" 1153 987 0.55      
19 A" 855 732 2.00      
20 A" 270 231 1.94      
21 A" 199 170 22.44      

Unscaled Zero Point Vibrational Energy (zpe) 17635.4 cm-1
Scaled (by 0.8559) Zero Point Vibrational Energy (zpe) 15094.1 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 ROHF/6-31+G**
ABC
0.97213 0.18093 0.16164

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.520 0.695 0.000
C2 0.000 0.825 0.000
S3 -0.759 -0.837 0.000
H4 1.974 1.681 0.000
H5 1.868 0.164 0.879
H6 1.868 0.164 -0.879
H7 -0.331 1.364 0.878
H8 -0.331 1.364 -0.878
H9 -2.031 -0.460 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52542.74611.08541.08471.08472.15472.15473.7344
C21.52541.82722.15192.16802.16801.08211.08212.4036
S32.74611.82723.71642.94562.94562.40862.40861.3273
H41.08542.15193.71641.75671.75672.48662.48664.5418
H51.08472.16802.94561.75671.75782.50553.06004.0459
H61.08472.16802.94561.75671.75783.06002.50554.0459
H72.15471.08212.40862.48662.50553.06001.75552.6441
H82.15471.08212.40862.48663.06002.50551.75552.6441
H93.73442.40361.32734.54184.04594.04592.64412.6441

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 109.665 C1 C2 H7 110.294
C1 C2 H8 110.294 C2 C1 H4 109.873
C2 C1 H5 111.209 C2 C1 H6 111.209
C2 S3 H9 98.020 S3 C2 H7 109.069
S3 C2 H8 109.069 H4 C1 H5 108.095
H4 C1 H6 108.095 H5 C1 H6 108.249
H7 C2 H8 108.417
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.585      
2 C -0.484      
3 S -0.073      
4 H 0.200      
5 H 0.209      
6 H 0.209      
7 H 0.219      
8 H 0.219      
9 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.057 1.917 0.000 1.918
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.142 -0.232 -0.003
y -0.232 -29.018 0.000
z -0.003 0.000 -29.574
Traceless
 xyz
x 4.154 -0.232 -0.003
y -0.232 -1.660 0.000
z -0.003 0.000 -2.494
Polar
3z2-r2-4.988
x2-y23.876
xy-0.232
xz-0.003
yz0.000


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


<r2> (average value of r2) Å2
<r2> 83.830
(<r2>)1/2 9.156