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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: ROHF/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-476.763620
Energy at 298.15K 
HF Energy-476.763620
Nuclear repulsion energy107.227561
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/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' 3259 2805 37.20      
2 A' 3219 2770 25.64      
3 A' 3182 2739 29.72      
4 A' 2855 2457 9.87      
5 A' 1600 1377 1.55      
6 A' 1596 1373 2.32      
7 A' 1521 1309 2.03      
8 A' 1410 1214 43.66      
9 A' 1197 1030 2.18      
10 A' 1059 911 3.35      
11 A' 934 804 2.23      
12 A' 716 616 3.37      
13 A' 326 281 2.55      
14 A" 3282 2825 43.07      
15 A" 3256 2803 2.89      
16 A" 1589 1368 6.99      
17 A" 1365 1175 0.59      
18 A" 1123 967 0.33      
19 A" 843 726 2.49      
20 A" 274 236 1.62      
21 A" 197 170 20.20      

Unscaled Zero Point Vibrational Energy (zpe) 17401.1 cm-1
Scaled (by 0.8607) Zero Point Vibrational Energy (zpe) 14977.1 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/cc-pVDZ
ABC
0.96644 0.18005 0.16091

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.518 0.704 0.000
C2 0.000 0.827 0.000
S3 -0.756 -0.844 0.000
H4 1.972 1.698 0.000
H5 1.870 0.170 0.884
H6 1.870 0.170 -0.884
H7 -0.339 1.366 0.884
H8 -0.339 1.366 -0.884
H9 -2.040 -0.463 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52312.75111.09221.09161.09162.16072.16073.7448
C21.52311.83412.15552.17042.17041.08951.08952.4138
S32.75111.83413.72852.95042.95042.41662.41661.3392
H41.09222.15553.72851.76841.76842.49632.49634.5569
H51.09162.17042.95041.76841.76902.51203.07214.0583
H61.09162.17042.95041.76841.76903.07212.51204.0583
H72.16071.08952.41662.49632.51203.07211.76802.6499
H82.16071.08952.41662.49633.07212.51201.76802.6499
H93.74482.41381.33924.55694.05834.05832.64992.6499

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 109.718 C1 C2 H7 110.488
C1 C2 H8 110.488 C2 C1 H4 109.919
C2 C1 H5 111.134 C2 C1 H6 111.134
C2 S3 H9 97.830 S3 C2 H7 108.818
S3 C2 H8 108.818 H4 C1 H5 108.153
H4 C1 H6 108.153 H5 C1 H6 108.242
H7 C2 H8 108.466
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.052      
2 C -0.169      
3 S -0.114      
4 H 0.041      
5 H 0.048      
6 H 0.048      
7 H 0.065      
8 H 0.065      
9 H 0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.041 1.745 0.000 1.745
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.888 -0.188 -0.003
y -0.188 -28.488 0.000
z -0.003 0.000 -28.962
Traceless
 xyz
x 3.837 -0.188 -0.003
y -0.188 -1.563 0.000
z -0.003 0.000 -2.274
Polar
3z2-r2-4.548
x2-y23.599
xy-0.188
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> 83.879
(<r2>)1/2 9.159