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All results from a given calculation for NHCHSH (Methanimidothioic acid)

using model chemistry: CCSD(T)/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/6-311G*
 hartrees
Energy at 0K-492.064601
Energy at 298.15K-492.068294
HF Energy-491.585691
Nuclear repulsion energy93.708852
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 CCSD(T)/6-311G*
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' 3457 3328        
2 A' 3058 2944        
3 A' 2599 2502        
4 A' 1639 1578        
5 A' 1415 1362        
6 A' 1242 1195        
7 A' 956 920        
8 A' 725 698        
9 A' 436 419        
10 A" 1057 1017        
11 A" 736 708        
12 A" 369 355        

Unscaled Zero Point Vibrational Energy (zpe) 8844.0 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 8513.2 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 CCSD(T)/6-311G*
ABC
1.88860 0.20095 0.18162

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.252 1.036 0.000
C2 0.000 0.777 0.000
S3 -0.623 -0.878 0.000
H4 1.391 2.049 0.000
H5 -0.808 1.521 0.000
H6 0.610 -1.436 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27912.67961.02262.11682.5545
C21.27911.76781.88581.09902.2953
S32.67961.76783.55332.40661.3533
H41.02261.88583.55332.26193.5721
H52.11681.09902.40662.26193.2801
H62.55452.29531.35333.57213.2801

picture of Methanimidothioic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 S3 122.338 N1 C2 H5 125.609
C2 N1 H4 109.527 C2 S3 H6 93.739
S3 C2 H5 112.053
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability