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

using model chemistry: MP4/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/cc-pVTZ
 hartrees
Energy at 0K-492.221661
Energy at 298.15K-492.225343
HF Energy-491.621577
Nuclear repulsion energy93.825009
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 MP4/cc-pVTZ
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' 3462 3356        
2 A' 3074 2979        
3 A' 2706 2622        
4 A' 1609 1560        
5 A' 1372 1330        
6 A' 1203 1166        
7 A' 924 896        
8 A' 711 689        
9 A' 419 406        
10 A" 1056 1023        
11 A" 728 706        
12 A" 382 370        

Unscaled Zero Point Vibrational Energy (zpe) 8823.3 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 8551.5 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 MP4/cc-pVTZ
ABC
1.90998 0.20075 0.18166

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.250 1.043 0.000
C2 0.000 0.774 0.000
S3 -0.620 -0.880 0.000
H4 1.373 2.057 0.000
H5 -0.809 1.509 0.000
H6 0.603 -1.436 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27842.68201.02082.11062.5626
C21.27841.76621.87851.09282.2913
S32.68201.76623.54852.39631.3433
H41.02081.87853.54852.24913.5768
H52.11061.09282.39632.24913.2662
H62.56262.29131.34333.57683.2662

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 122.692 N1 C2 H5 125.592
C2 N1 H4 109.063 C2 S3 H6 93.939
S3 C2 H5 111.717
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability