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

using model chemistry: B2PLYP=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 B2PLYP=FULL/6-31G*
 hartrees
Energy at 0K-492.564650
Energy at 298.15K-492.568356
HF Energy-492.421258
Nuclear repulsion energy93.887591
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 B2PLYP=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' 3472 3292 0.02 196.01 0.32 0.49
2 A' 3114 2953 32.68 104.95 0.42 0.59
3 A' 2737 2596 1.13 104.45 0.35 0.52
4 A' 1670 1584 141.26 12.03 0.24 0.38
5 A' 1416 1343 23.21 7.82 0.17 0.29
6 A' 1227 1164 32.53 16.76 0.68 0.81
7 A' 956 906 52.52 6.35 0.63 0.78
8 A' 723 686 72.54 4.77 0.25 0.40
9 A' 434 412 16.83 3.39 0.46 0.63
10 A" 1071 1016 3.97 0.38 0.75 0.86
11 A" 742 704 76.30 5.16 0.75 0.86
12 A" 392 372 42.63 1.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8976.4 cm-1
Scaled (by 0.9484) Zero Point Vibrational Energy (zpe) 8513.3 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 B2PLYP=FULL/6-31G*
ABC
1.90856 0.20122 0.18203

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.245 1.043 0.000
C2 0.000 0.776 0.000
S3 -0.618 -0.879 0.000
H4 1.386 2.056 0.000
H5 -0.819 1.502 0.000
H6 0.600 -1.451 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27362.67671.02302.11432.5759
C21.27361.76621.88681.09462.3058
S32.67671.76623.55382.38991.3451
H41.02301.88683.55382.27283.5940
H52.11431.09462.38992.27283.2761
H62.57592.30581.34513.59403.2761

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 122.586 N1 C2 H5 126.287
C2 N1 H4 110.005 C2 S3 H6 94.683
S3 C2 H5 111.127
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability