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

using model chemistry: CCD/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-492.104597
Energy at 298.15K-492.108288
HF Energy-491.567540
Nuclear repulsion energy94.105161
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(2df,p)
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' 3537 3350 3.27      
2 A' 3139 2973 20.33      
3 A' 2756 2611 1.70      
4 A' 1712 1622 112.35      
5 A' 1414 1340 23.80      
6 A' 1226 1162 30.65      
7 A' 948 898 44.63      
8 A' 728 690 61.65      
9 A' 428 405 19.68      
10 A" 1098 1040 5.08      
11 A" 747 708 64.92      
12 A" 363 344 34.32      

Unscaled Zero Point Vibrational Energy (zpe) 9048.3 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 8570.5 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(2df,p)
ABC
1.92450 0.20185 0.18269

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.238 1.045 0.000
C2 0.000 0.775 0.000
S3 -0.614 -0.880 0.000
H4 1.369 2.056 0.000
H5 -0.812 1.506 0.000
H6 0.601 -1.446 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26692.67151.01882.10072.5712
C21.26691.76581.87461.09212.3010
S32.67151.76583.54302.39451.3401
H41.01881.87463.54302.24933.5847
H52.10071.09212.39452.24933.2725
H62.57122.30101.34013.58473.2725

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 122.647 N1 C2 H5 125.708
C2 N1 H4 109.718 C2 S3 H6 94.616
S3 C2 H5 111.645
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability