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

using model chemistry: CCSD/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 CCSD/6-31G**
 hartrees
Energy at 0K-492.013052
Energy at 298.15K-492.016752
HF Energy-491.553561
Nuclear repulsion energy93.933945
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 CCSD/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' 3540 3301 0.15      
2 A' 3157 2944 30.79      
3 A' 2787 2599 0.97      
4 A' 1704 1589 109.36      
5 A' 1438 1341 20.43      
6 A' 1245 1161 29.22      
7 A' 977 911 51.47      
8 A' 743 693 59.29      
9 A' 437 408 18.46      
10 A" 1093 1020 4.85      
11 A" 747 697 71.33      
12 A" 356 332 38.20      

Unscaled Zero Point Vibrational Energy (zpe) 9111.4 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 8497.2 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 CCSD/6-31G**
ABC
1.91681 0.20104 0.18196

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.247 1.043 0.000
C2 0.000 0.775 0.000
S3 -0.618 -0.880 0.000
H4 1.377 2.055 0.000
H5 -0.807 1.508 0.000
H6 0.594 -1.440 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27562.67881.02022.10662.5672
C21.27561.76631.88001.09082.2927
S32.67881.76633.54862.39541.3350
H41.02021.88003.54862.25173.5813
H52.10661.09082.39542.25173.2640
H62.56722.29271.33503.58133.2640

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 122.623 N1 C2 H5 125.616
C2 N1 H4 109.445 C2 S3 H6 94.312
S3 C2 H5 111.761
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability