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

using model chemistry: CCD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-492.009004
Energy at 298.15K-492.012707
HF Energy-491.553783
Nuclear repulsion energy94.003093
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 CCD/6-31G**
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' 3552 3330 0.02      
2 A' 3167 2969 29.53      
3 A' 2800 2626 0.88      
4 A' 1721 1614 103.28      
5 A' 1445 1355 19.58      
6 A' 1248 1171 28.82      
7 A' 981 919 50.25      
8 A' 745 699 59.55      
9 A' 439 412 18.72      
10 A" 1102 1034 5.03      
11 A" 750 703 71.65      
12 A" 352 330 38.51      

Unscaled Zero Point Vibrational Energy (zpe) 9150.9 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 8579.9 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 CCD/6-31G**
ABC
1.92278 0.20124 0.18217

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.244 1.044 0.000
C2 0.000 0.775 0.000
S3 -0.617 -0.880 0.000
H4 1.373 2.056 0.000
H5 -0.807 1.508 0.000
H6 0.594 -1.440 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27322.67711.01972.10312.5677
C21.27321.76581.87801.09032.2925
S32.67711.76583.54662.39531.3339
H41.01971.87803.54662.24793.5813
H52.10311.09032.39532.24793.2634
H62.56772.29251.33393.58133.2634

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 122.677 N1 C2 H5 125.516
C2 N1 H4 109.480 C2 S3 H6 94.361
S3 C2 H5 111.807
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability