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: MP3/daug-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 MP3/daug-cc-pVDZ
 hartrees
Energy at 0K-835.749597
Energy at 298.15K 
HF Energy-835.266834
Nuclear repulsion energy147.016393
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 MP3/daug-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 3183 3183 5.83      
2 A 3169 3169 5.97      
3 A 3072 3072 17.83      
4 A 2695 2695 2.64      
5 A 1469 1469 6.94      
6 A 1453 1453 7.19      
7 A 1346 1346 4.32      
8 A 980 980 5.51      
9 A 977 977 1.31      
10 A 881 881 3.41      
11 A 717 717 1.04      
12 A 499 499 0.54      
13 A 307 307 12.74      
14 A 240 240 0.17      
15 A 171 171 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 10578.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10578.6 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 MP3/daug-cc-pVDZ
ABC
0.53447 0.14361 0.11859

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/daug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.636 0.715 -0.004
S2 -0.500 -0.722 0.013
S3 1.368 0.244 -0.087
H4 1.555 0.416 1.244
H5 -1.463 1.327 -0.899
H6 -2.656 0.300 -0.033
H7 -1.511 1.320 0.904

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.83193.04223.43971.09811.10131.0985
S21.83192.10512.65212.44062.38652.4463
S33.04222.10511.35563.13784.02483.2296
H43.43972.65211.35563.81194.40183.2144
H51.09812.44063.13783.81191.79701.8043
H61.10132.38654.02484.40181.79701.7966
H71.09852.44633.22963.21441.80431.7966

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 100.966 S2 C1 H5 110.286
S2 C1 H6 106.212 S2 C1 H7 110.690
S2 S3 H4 97.699 H5 C1 H6 109.581
H5 C1 H7 110.454 H6 C1 H7 109.523
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability