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

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-492.016056
Energy at 298.15K-492.019756
HF Energy-491.559073
Nuclear repulsion energy94.120982
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 MP3/6-31+G**
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' 3587 3338 2.70      
2 A' 3186 2965 23.66      
3 A' 2813 2617 0.02      
4 A' 1713 1594 149.83      
5 A' 1444 1343 15.73      
6 A' 1245 1159 19.97      
7 A' 979 911 57.02      
8 A' 749 697 69.10      
9 A' 441 410 22.01      
10 A" 1090 1014 2.61      
11 A" 745 694 92.02      
12 A" 349 324 36.40      

Unscaled Zero Point Vibrational Energy (zpe) 9169.5 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 8532.2 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 MP3/6-31+G**
ABC
1.93517 0.20156 0.18255

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.244 1.044 0.000
C2 0.000 0.770 0.000
S3 -0.617 -0.878 0.000
H4 1.376 2.053 0.000
H5 -0.802 1.506 0.000
H6 0.591 -1.441 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27392.67591.01742.09782.5697
C21.27391.76021.88151.08892.2889
S32.67591.76023.54502.39181.3330
H41.01741.88153.54502.24613.5812
H52.09781.08892.39182.24613.2602
H62.56972.28891.33303.58123.2602

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 122.953 N1 C2 H5 125.030
C2 N1 H4 109.898 C2 S3 H6 94.446
S3 C2 H5 112.017
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability