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

using model chemistry: B2PLYP=FULLultrafine/daug-cc-pVTZ

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=FULLultrafine/daug-cc-pVTZ
 hartrees
Energy at 0K-492.708906
Energy at 298.15K 
HF Energy-492.502737
Nuclear repulsion energy94.226277
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=FULLultrafine/daug-cc-pVTZ
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' 3492 3492 6.59 197.87 0.28 0.43
2 A' 3078 3078 22.81 121.80 0.36 0.53
3 A' 2702 2702 2.60 105.20 0.16 0.28
4 A' 1640 1640 175.99 26.73 0.20 0.34
5 A' 1381 1381 22.03 3.73 0.12 0.21
6 A' 1201 1201 27.71 13.18 0.34 0.51
7 A' 930 930 54.21 5.87 0.14 0.25
8 A' 710 710 72.74 6.44 0.06 0.12
9 A' 425 425 17.35 3.40 0.29 0.46
10 A" 1062 1062 1.77 0.32 0.75 0.86
11 A" 737 737 75.48 1.35 0.75 0.86
12 A" 388 388 27.40 0.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8873.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8873.3 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=FULLultrafine/daug-cc-pVTZ
ABC
1.94821 0.20190 0.18294

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.235 1.051 0.000
C2 0.000 0.769 0.000
S3 -0.613 -0.879 0.000
H4 1.376 2.057 0.000
H5 -0.813 1.495 0.000
H6 0.601 -1.452 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26662.67221.01662.09512.5814
C21.26661.75891.88511.08942.3008
S32.67221.75893.54722.38261.3424
H41.01661.88513.54722.25983.5937
H52.09511.08942.38262.25983.2681
H62.58142.30081.34243.59373.2681

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 123.243 N1 C2 H5 125.387
C2 N1 H4 110.829 C2 S3 H6 94.835
S3 C2 H5 111.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability