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

using model chemistry: QCISD/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/Def2TZVPP
 hartrees
Energy at 0K-492.192356
Energy at 298.15K-492.196050
HF Energy-491.621570
Nuclear repulsion energy94.257305
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 QCISD/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3512 3512 3.14      
2 A' 3105 3105 23.22      
3 A' 2735 2735 1.26      
4 A' 1674 1674 134.67      
5 A' 1406 1406 24.58      
6 A' 1224 1224 25.27      
7 A' 947 947 51.06      
8 A' 724 724 61.35      
9 A' 429 429 19.04      
10 A" 1081 1081 3.36      
11 A" 741 741 71.43      
12 A" 370 370 31.71      

Unscaled Zero Point Vibrational Energy (zpe) 8973.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8973.6 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 QCISD/Def2TZVPP
ABC
1.94300 0.20218 0.18312

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.238 1.046 0.000
C2 0.000 0.769 0.000
S3 -0.614 -0.878 0.000
H4 1.367 2.055 0.000
H5 -0.805 1.504 0.000
H6 0.598 -1.443 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26862.67111.01662.09382.5703
C21.26861.75831.87641.09012.2916
S32.67111.75833.53942.38991.3374
H41.01661.87643.53942.24093.5813
H52.09381.09012.38992.24093.2640
H62.57032.29161.33743.58133.2640

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 123.069 N1 C2 H5 125.003
C2 N1 H4 109.909 C2 S3 H6 94.531
S3 C2 H5 111.928
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability