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All results from a given calculation for CH2CHSH (Ethenethiol)

using model chemistry: MP2/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/CEP-121G*
 hartrees
Energy at 0K-23.598171
Energy at 298.15K-23.601749
HF Energy-23.212300
Nuclear repulsion energy35.178160
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 MP2/CEP-121G*
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' 3285 3130 9.79      
2 A' 3216 3064 4.51      
3 A' 3178 3028 2.88      
4 A' 2710 2582 3.99      
5 A' 1634 1557 32.30      
6 A' 1442 1374 10.82      
7 A' 1311 1249 1.05      
8 A' 1094 1042 26.71      
9 A' 909 866 6.62      
10 A' 723 688 17.63      
11 A' 381 363 4.14      
12 A" 975 929 44.23      
13 A" 773 737 53.32      
14 A" 579 552 11.21      
15 A" 229 218 19.44      

Unscaled Zero Point Vibrational Energy (zpe) 11219.1 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 10689.5 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 MP2/CEP-121G*
ABC
1.64496 0.19066 0.17086

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.310 1.098 0.000
C2 0.000 0.771 0.000
S3 -0.705 -0.858 0.000
H4 2.098 0.349 0.000
H5 1.606 2.143 0.000
H6 -0.764 1.547 0.000
H7 0.469 -1.528 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.35062.80791.08721.08572.12222.7576
C21.35061.77472.14042.11181.08842.3468
S32.80791.77473.05143.78672.40501.3518
H41.08722.14043.05141.86033.10262.4853
H51.08572.11183.78671.86032.44333.8428
H62.12221.08842.40503.10262.44333.3128
H72.75762.34681.35182.48533.84283.3128

picture of Ethenethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 127.390 C1 C2 H6 120.564
C2 C1 H4 122.441 C2 C1 H5 119.784
C2 S3 H7 96.350 S3 C2 H6 112.046
H4 C1 H5 117.775
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability