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

using model chemistry: CISD/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/6-311+G(3df,2p)
 hartrees
Energy at 0K-492.111215
Energy at 298.15K-492.114973
HF Energy-491.619276
Nuclear repulsion energy94.859397
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 CISD/6-311+G(3df,2p)
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' 3633 3349 10.46      
2 A' 3176 2928 18.42      
3 A' 2808 2589 2.84      
4 A' 1748 1612 171.21      
5 A' 1447 1334 24.43      
6 A' 1247 1150 23.85      
7 A' 979 902 56.68      
8 A' 753 694 65.69      
9 A' 441 406 21.30      
10 A" 1125 1037 3.07      
11 A" 765 705 75.78      
12 A" 380 350 30.45      

Unscaled Zero Point Vibrational Energy (zpe) 9251.0 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 8527.6 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 CISD/6-311+G(3df,2p)
ABC
1.97747 0.20450 0.18533

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.224 1.046 0.000
C2 0.000 0.764 0.000
S3 -0.608 -0.875 0.000
H4 1.362 2.046 0.000
H5 -0.803 1.494 0.000
H6 0.592 -1.451 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.25642.65431.00952.07622.5757
C21.25641.74781.87051.08542.2925
S32.65431.74783.52292.37721.3305
H41.00951.87053.52292.23403.5807
H52.07621.08542.37722.23403.2587
H62.57572.29251.33053.58073.2587

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 123.308 N1 C2 H5 124.739
C2 N1 H4 110.802 C2 S3 H6 95.313
S3 C2 H5 111.953
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability