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(T)=FULL/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 QCISD(T)=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-835.790745
Energy at 298.15K 
HF Energy-835.266443
Nuclear repulsion energy146.690521
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(T)=FULL/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 3143 3143        
2 A 3127 3127        
3 A 3029 3029        
4 A 2649 2649        
5 A 1455 1455        
6 A 1440 1440        
7 A 1330 1330        
8 A 962 962        
9 A 960 960        
10 A 865 865        
11 A 698 698        
12 A 487 487        
13 A 312 312        
14 A 235 235        
15 A 171 171        

Unscaled Zero Point Vibrational Energy (zpe) 10431.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10431.4 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(T)=FULL/daug-cc-pVDZ
ABC
0.52919 0.14337 0.11820

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/daug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.634 0.721 -0.005
S2 -0.503 -0.725 0.013
S3 1.370 0.243 -0.087
H4 1.551 0.422 1.248
H5 -1.452 1.335 -0.900
H6 -2.658 0.311 -0.040
H7 -1.510 1.323 0.909

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.83583.04303.43581.10071.10401.1011
S21.83582.11152.65752.44552.39182.4517
S33.04302.11151.35923.13344.02943.2333
H43.43582.65751.35923.80364.40363.2092
H51.10072.44553.13343.80361.80141.8094
H61.10402.39184.02944.40361.80141.8006
H71.10112.45173.23333.20921.80941.8006

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 100.640 S2 C1 H5 110.252
S2 C1 H6 106.210 S2 C1 H7 110.686
S2 S3 H4 97.572 H5 C1 H6 109.584
H5 C1 H7 110.526 H6 C1 H7 109.486
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability