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

using model chemistry: CCD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-311G*
 hartrees
Energy at 0K-492.041612
Energy at 298.15K-492.045326
HF Energy-491.586739
Nuclear repulsion energy94.012400
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 CCD/6-311G*
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' 3507 3349 0.18      
2 A' 3092 2953 29.48      
3 A' 2638 2520 0.31      
4 A' 1702 1625 112.57      
5 A' 1440 1376 25.28      
6 A' 1257 1201 24.49      
7 A' 972 928 48.70      
8 A' 738 705 66.41      
9 A' 443 423 20.77      
10 A" 1091 1042 4.91      
11 A" 750 717 85.11      
12 A" 361 345 48.07      

Unscaled Zero Point Vibrational Energy (zpe) 8995.6 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 8591.7 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 CCD/6-311G*
ABC
1.91281 0.20187 0.18260

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.242 1.041 0.000
C2 0.000 0.774 0.000
S3 -0.617 -0.879 0.000
H4 1.379 2.051 0.000
H5 -0.807 1.517 0.000
H6 0.611 -1.438 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27002.67211.01952.10372.5574
C21.27001.76461.87951.09672.2949
S32.67211.76463.54532.40281.3494
H41.01951.87953.54532.25133.5722
H52.10371.09672.40282.25133.2771
H62.55742.29491.34943.57223.2771

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 122.580 N1 C2 H5 125.306
C2 N1 H4 109.872 C2 S3 H6 93.998
S3 C2 H5 112.114
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability