return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: ROHF/aug-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/aug-cc-pVDZ
 hartrees
Energy at 0K-476.770223
Energy at 298.15K 
HF Energy-476.770223
Nuclear repulsion energy107.218146
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/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' 3243 3243 44.92      
2 A' 3213 3213 19.73      
3 A' 3172 3172 28.52      
4 A' 2849 2849 4.89      
5 A' 1597 1597 1.97      
6 A' 1591 1591 2.56      
7 A' 1519 1519 2.60      
8 A' 1408 1408 39.61      
9 A' 1193 1193 1.67      
10 A' 1057 1057 3.33      
11 A' 927 927 1.78      
12 A' 714 714 3.69      
13 A' 327 327 2.47      
14 A" 3274 3274 31.05      
15 A" 3242 3242 9.89      
16 A" 1586 1586 7.79      
17 A" 1363 1363 0.22      
18 A" 1124 1124 0.35      
19 A" 838 838 2.23      
20 A" 271 271 1.21      
21 A" 189 189 17.12      

Unscaled Zero Point Vibrational Energy (zpe) 17348.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17348.6 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 ROHF/aug-cc-pVDZ
ABC
0.96665 0.17991 0.16080

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.519 0.704 0.000
C2 0.000 0.829 0.000
S3 -0.757 -0.843 0.000
H4 1.970 1.697 0.000
H5 1.870 0.171 0.884
H6 1.870 0.171 -0.884
H7 -0.337 1.365 0.884
H8 -0.337 1.365 -0.884
H9 -2.042 -0.469 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52432.75211.09071.09001.09002.15922.15923.7498
C21.52431.83562.15312.17022.17021.08731.08732.4201
S32.75211.83563.72702.95102.95102.41532.41531.3389
H41.09072.15313.72701.76631.76632.49282.49284.5601
H51.09002.17022.95101.76631.76802.50843.06904.0614
H61.09002.17022.95101.76631.76803.06902.50844.0614
H72.15921.08732.41532.49282.50843.06901.76852.6561
H82.15921.08732.41532.49283.06902.50841.76852.6561
H93.74982.42011.33894.56014.06144.06142.65612.6561

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 109.643 C1 C2 H7 110.421
C1 C2 H8 110.421 C2 C1 H4 109.728
C2 C1 H5 111.131 C2 C1 H6 111.131
C2 S3 H9 98.126 S3 C2 H7 108.737
S3 C2 H8 108.737 H4 C1 H5 108.185
H4 C1 H6 108.185 H5 C1 H6 108.382
H7 C2 H8 108.839
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.309      
2 C -0.141      
3 S 0.154      
4 H -0.052      
5 H -0.059      
6 H -0.059      
7 H -0.115      
8 H -0.115      
9 H 0.078      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.075 1.840 0.000 1.841
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.196 -0.276 -0.003
y -0.276 -28.711 0.000
z -0.003 0.000 -29.404
Traceless
 xyz
x 3.861 -0.276 -0.003
y -0.276 -1.411 0.000
z -0.003 0.000 -2.450
Polar
3z2-r2-4.901
x2-y23.514
xy-0.276
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> 84.113
(<r2>)1/2 9.171