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All results from a given calculation for NH2CSNH2 (Thiourea)

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-38.020588
Energy at 298.15K-38.026414
Nuclear repulsion energy63.783950
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 B3LYP/CEP-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 3678 3552 15.26      
2 A 3548 3426 5.68      
3 A 1662 1605 69.35      
4 A 1402 1354 280.36      
5 A 1060 1023 60.60      
6 A 754 728 3.96      
7 A 572 552 122.14      
8 A 445 430 8.99      
9 A 372 359 121.58      
10 B 3678 3552 50.91      
11 B 3542 3421 39.68      
12 B 1639 1583 193.44      
13 B 1403 1355 119.38      
14 B 1067 1031 20.03      
15 B 633 611 138.01      
16 B 577 557 162.57      
17 B 422 408 211.32      
18 B 390 377 2.13      

Unscaled Zero Point Vibrational Energy (zpe) 13421.7 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 12961.3 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 B3LYP/CEP-31G*
ABC
0.34331 0.16500 0.11203

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.052
S2 0.000 0.000 1.738
N3 -0.109 1.159 -0.705
N4 0.109 -1.159 -0.705
H5 0.000 2.015 -0.167
H6 0.334 1.167 -1.625
H7 0.000 -2.015 -0.167
H8 -0.334 -1.167 -1.625

Atom - Atom Distances (Å)
  C1 S2 N3 N4 H5 H6 H7 H8
C11.68601.38881.38882.02712.07062.02712.0706
S21.68602.70672.70672.77303.57572.77303.5757
N31.38882.70672.32801.01771.02093.22142.5115
N41.38882.70672.32803.22142.51151.01771.0209
H52.02712.77301.01773.22141.71984.03053.5168
H62.07063.57571.02092.51151.71983.51682.4284
H72.02712.77303.22141.01774.03053.51681.7198
H82.07063.57572.51151.02093.51682.42841.7198

picture of Thiourea state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 113.886 C1 N3 H6 117.656
C1 N4 H7 113.886 C1 N4 H8 117.656
S2 C1 N3 123.058 S2 C1 N4 123.058
N3 C1 N4 113.883 H5 N3 H6 115.048
H7 N4 H8 115.048
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.078      
2 S -0.472      
3 N -0.372      
4 N -0.372      
5 H 0.343      
6 H 0.304      
7 H 0.343      
8 H 0.304      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.806 4.806
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.754 2.446 0.000
y 2.446 -24.395 0.000
z 0.000 0.000 -31.938
Traceless
 xyz
x -5.587 2.446 0.000
y 2.446 8.451 0.000
z 0.000 0.000 -2.864
Polar
3z2-r2-5.728
x2-y2-9.359
xy2.446
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.103 -0.176 0.000
y -0.176 5.853 0.000
z 0.000 0.000 9.744


<r2> (average value of r2) Å2
<r2> 71.828
(<r2>)1/2 8.475