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

using model chemistry: MP3=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 MP3=FULL/6-31G**
 hartrees
Energy at 0K-492.025051
Energy at 298.15K-492.028771
HF Energy-491.554045
Nuclear repulsion energy94.208469
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 MP3=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' 3584 3584 0.04      
2 A' 3191 3191 28.28      
3 A' 2829 2829 0.53      
4 A' 1732 1732 116.55      
5 A' 1452 1452 20.71      
6 A' 1252 1252 28.66      
7 A' 984 984 51.80      
8 A' 748 748 61.98      
9 A' 442 442 19.13      
10 A" 1108 1108 4.72      
11 A" 756 756 73.61      
12 A" 361 361 39.11      

Unscaled Zero Point Vibrational Energy (zpe) 9218.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9218.5 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 MP3=FULL/6-31G**
ABC
1.93174 0.20210 0.18296

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.242 1.042 0.000
C2 0.000 0.773 0.000
S3 -0.616 -0.878 0.000
H4 1.372 2.050 0.000
H5 -0.806 1.504 0.000
H6 0.593 -1.435 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27072.67151.01692.09882.5602
C21.27071.76181.87491.08782.2859
S32.67151.76183.53942.38921.3313
H41.01691.87493.53942.24523.5712
H52.09881.08782.38922.24523.2545
H62.56022.28591.33133.57123.2545

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 122.691 N1 C2 H5 125.550
C2 N1 H4 109.585 C2 S3 H6 94.265
S3 C2 H5 111.759
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability