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

using model chemistry: MP4/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-492.059233
Energy at 298.15K-492.062908
HF Energy-491.575778
Nuclear repulsion energy93.131394
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-pVDZ
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' 3441 3327        
2 A' 3071 2970        
3 A' 2731 2640        
4 A' 1624 1570        
5 A' 1372 1326        
6 A' 1204 1164        
7 A' 926 896        
8 A' 712 688        
9 A' 419 405        
10 A" 1045 1011        
11 A" 723 699        
12 A" 382 370        

Unscaled Zero Point Vibrational Energy (zpe) 8825.2 cm-1
Scaled (by 0.9669) Zero Point Vibrational Energy (zpe) 8533.1 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-pVDZ
ABC
1.86248 0.19849 0.17938

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.261 1.044 0.000
C2 0.000 0.782 0.000
S3 -0.625 -0.885 0.000
H4 1.376 2.070 0.000
H5 -0.823 1.525 0.000
H6 0.612 -1.435 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.28842.69741.03262.13922.5624
C21.28841.77961.88501.10892.2999
S32.69741.77963.56832.41791.3539
H41.03261.88503.56832.26553.5873
H52.13921.10892.41792.26553.2898
H62.56242.29991.35393.58733.2898

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 122.280 N1 C2 H5 126.175
C2 N1 H4 108.110 C2 S3 H6 93.443
S3 C2 H5 111.546
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability