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

using model chemistry: M06-2X/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31+G**
 hartrees
Energy at 0K-492.752096
Energy at 298.15K-492.755704
HF Energy-492.752096
Nuclear repulsion energy94.191485
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 M06-2X/6-31+G**
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' 3523 3355 9.32 192.69 0.33 0.49
2 A' 3108 2960 23.41 127.69 0.40 0.57
3 A' 2725 2595 0.71 116.41 0.27 0.42
4 A' 1715 1633 203.48 24.83 0.22 0.36
5 A' 1394 1327 18.83 4.13 0.09 0.17
6 A' 1196 1139 22.38 14.98 0.63 0.77
7 A' 937 892 58.83 6.06 0.39 0.56
8 A' 727 692 78.58 4.22 0.12 0.21
9 A' 434 414 20.76 4.22 0.36 0.53
10 A" 1075 1024 3.11 0.85 0.75 0.86
11 A" 741 705 93.68 2.32 0.75 0.86
12 A" 298 284 41.52 0.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8936.2 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 8509.1 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 M06-2X/6-31+G**
ABC
1.92924 0.20238 0.18317

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.237 1.042 0.000
C2 0.000 0.772 0.000
S3 -0.615 -0.878 0.000
H4 1.385 2.053 0.000
H5 -0.812 1.507 0.000
H6 0.605 -1.440 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.26642.66801.02092.10112.5622
C21.26641.76071.88651.09532.2935
S32.66801.76073.54802.39311.3431
H41.02091.88653.54802.26383.5791
H52.10111.09532.39312.26383.2703
H62.56222.29351.34313.57913.2703

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 122.775 N1 C2 H5 125.507
C2 N1 H4 110.666 C2 S3 H6 94.318
S3 C2 H5 111.718
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.394      
2 C -0.219      
3 S 0.061      
4 H 0.274      
5 H 0.174      
6 H 0.104      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.760 1.327 0.000 1.529
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.650 -1.545 0.000
y -1.545 -19.557 0.000
z 0.000 0.000 -28.087
Traceless
 xyz
x -4.828 -1.545 0.000
y -1.545 8.811 0.000
z 0.000 0.000 -3.984
Polar
3z2-r2-7.967
x2-y2-9.093
xy-1.545
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.373 1.272 0.000
y 1.272 6.826 0.000
z 0.000 0.000 3.852


<r2> (average value of r2) Å2
<r2> 67.666
(<r2>)1/2 8.226