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

using model chemistry: MP3=FULL/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 MP3=FULL/6-31G
 hartrees
Energy at 0K-491.735031
Energy at 298.15K-491.738643
HF Energy-491.455674
Nuclear repulsion energy91.598643
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=FULL/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' 3443 3443 1.82      
2 A' 3143 3143 24.62      
3 A' 2506 2506 13.53      
4 A' 1679 1679 109.05      
5 A' 1420 1420 21.06      
6 A' 1202 1202 64.06      
7 A' 916 916 53.60      
8 A' 663 663 70.55      
9 A' 426 426 15.61      
10 A" 1098 1098 4.24      
11 A" 747 747 110.21      
12 A" 333 333 57.32      

Unscaled Zero Point Vibrational Energy (zpe) 8787.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8787.5 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 MP3=FULL/6-31G
ABC
1.82923 0.19039 0.17244

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.255 1.078 0.000
C2 0.000 0.818 0.000
S3 -0.629 -0.911 0.000
H4 1.487 2.079 0.000
H5 -0.827 1.534 0.000
H6 0.624 -1.488 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.28212.74041.02772.13152.6423
C21.28211.84021.94961.09392.3885
S32.74041.84023.66352.45361.3793
H41.02771.94963.66352.37653.6699
H52.13151.09392.45362.37653.3521
H62.64232.38851.37933.66993.3521

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 121.702 N1 C2 H5 127.382
C2 N1 H4 114.700 C2 S3 H6 94.702
S3 C2 H5 110.916
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability