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 CH3SSH (Hydrogen methyl disulfide)

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-835.717618
Energy at 298.15K 
HF Energy-835.258132
Nuclear repulsion energy147.248079
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 QCISD/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 3181 3052 8.19      
2 A 3167 3039 7.08      
3 A 3067 2943 21.94      
4 A 2688 2579 11.66      
5 A 1480 1420 7.28      
6 A 1461 1402 6.98      
7 A 1353 1298 7.07      
8 A 980 941 4.48      
9 A 977 938 4.00      
10 A 889 853 3.50      
11 A 717 688 1.33      
12 A 506 485 0.58      
13 A 306 293 16.06      
14 A 243 234 0.14      
15 A 178 171 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 10597.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 10166.8 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 QCISD/cc-pVDZ
ABC
0.53673 0.14409 0.11904

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.636 0.710 -0.005
S2 -0.496 -0.720 0.014
S3 1.365 0.244 -0.088
H4 1.550 0.430 1.243
H5 -1.480 1.321 -0.909
H6 -2.657 0.289 -0.018
H7 -1.508 1.329 0.898

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82933.03793.43361.10191.10471.1026
S21.82932.09792.64972.44702.38592.4513
S33.03792.09791.35653.15114.02293.2259
H43.43362.64971.35653.82234.39483.2070
H51.10192.44703.15113.82231.80121.8072
H61.10472.38594.02294.39481.80121.8001
H71.10262.45133.22593.20701.80721.8001

picture of Hydrogen methyl disulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 S3 101.127 S2 C1 H5 110.736
S2 C1 H6 106.169 S2 C1 H7 111.015
S2 S3 H4 97.873 H5 C1 H6 109.429
H5 C1 H7 110.126 H6 C1 H7 109.273
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability