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

using model chemistry: B2PLYP/daug-cc-pVDZ

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/daug-cc-pVDZ
 hartrees
Energy at 0K-492.620248
Energy at 298.15K-492.623933
HF Energy-492.465752
Nuclear repulsion energy93.528630
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/daug-cc-pVDZ
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' 3476 3476 4.92 202.31 0.28 0.44
2 A' 3088 3088 23.43 124.73 0.36 0.53
3 A' 2688 2688 1.75 109.87 0.16 0.28
4 A' 1630 1630 176.38 26.14 0.19 0.32
5 A' 1372 1372 21.28 3.77 0.11 0.20
6 A' 1202 1202 26.29 13.96 0.35 0.51
7 A' 922 922 50.90 6.27 0.15 0.27
8 A' 709 709 72.09 7.02 0.07 0.13
9 A' 422 422 17.44 3.57 0.29 0.45
10 A" 1046 1046 1.81 0.31 0.75 0.86
11 A" 730 730 75.45 1.43 0.75 0.86
12 A" 381 381 28.04 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8833.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8833.5 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 B2PLYP/daug-cc-pVDZ
ABC
1.90531 0.19938 0.18049

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.247 1.053 0.000
C2 0.000 0.776 0.000
S3 -0.619 -0.884 0.000
H4 1.383 2.067 0.000
H5 -0.818 1.511 0.000
H6 0.607 -1.461 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.27792.68971.02372.11552.5945
C21.27791.77121.89241.09962.3179
S32.68971.77123.56622.40271.3550
H41.02371.89243.56622.27013.6132
H52.11551.09962.40272.27013.2959
H62.59452.31791.35503.61323.2959

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 122.980 N1 C2 H5 125.529
C2 N1 H4 110.127 C2 S3 H6 94.774
S3 C2 H5 111.491
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.054      
2 C 0.542      
3 S 0.150      
4 H -0.193      
5 H -0.618      
6 H 0.066      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.866 1.056 0.000 1.366
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.596 -1.508 0.002
y -1.508 -20.323 0.004
z 0.002 0.004 -28.203
Traceless
 xyz
x -4.333 -1.508 0.002
y -1.508 8.077 0.004
z 0.002 0.004 -3.744
Polar
3z2-r2-7.488
x2-y2-8.273
xy-1.508
xz0.002
yz0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.180 1.318 -0.001
y 1.318 7.924 -0.003
z -0.001 -0.003 4.955


<r2> (average value of r2) Å2
<r2> 68.589
(<r2>)1/2 8.282