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All results from a given calculation for NH2CSNH2 (Thiourea)

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-545.336012
Energy at 298.15K-545.341958
Nuclear repulsion energy155.515541
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 B3PW91/3-21G
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 3681 3538 23.49      
2 A 3545 3408 17.05      
3 A 1703 1637 73.62      
4 A 1425 1370 262.73      
5 A 1081 1039 43.30      
6 A 719 691 17.41      
7 A 575 553 0.00      
8 A 458 440 3.55      
9 A 327 314 0.00      
10 B 3678 3536 87.57      
11 B 3534 3397 61.72      
12 B 1667 1602 233.38      
13 B 1506 1448 130.03      
14 B 1067 1026 6.78      
15 B 703 676 284.96      
16 B 642 617 92.78      
17 B 506 487 348.17      
18 B 380 365 2.58      

Unscaled Zero Point Vibrational Energy (zpe) 13598.7 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 13071.1 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 B3PW91/3-21G
ABC
0.34817 0.16503 0.11196

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.350
S2 0.000 0.000 1.378
N3 -0.001 1.154 -1.054
N4 0.001 -1.154 -1.054
H5 0.000 2.022 -0.533
H6 0.000 1.189 -2.067
H7 0.000 -2.022 -0.533
H8 -0.000 -1.189 -2.067

Atom - Atom Distances (Å)
  C1 S2 N3 N4 H5 H6 H7 H8
C11.72821.35211.35212.03032.08912.03032.0891
S21.72822.69222.69222.78243.64512.78243.6451
N31.35212.69222.30891.01191.01413.21892.5536
N41.35212.69222.30893.21892.55361.01191.0141
H52.03032.78241.01193.21891.74564.04413.5592
H62.08913.64511.01412.55361.74563.55922.3790
H72.03032.78243.21891.01194.04413.55921.7456
H82.08913.64512.55361.01413.55922.37901.7456

picture of Thiourea state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 117.654 C1 N3 H6 123.354
C1 N4 H7 117.654 C1 N4 H8 123.354
S2 C1 N3 121.374 S2 C1 N4 121.374
N3 C1 N4 117.253 H5 N3 H6 118.992
H7 N4 H8 118.992
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.220      
2 S -0.084      
3 N -0.762      
4 N -0.762      
5 H 0.368      
6 H 0.326      
7 H 0.368      
8 H 0.326      


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 -6.353 6.353
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.639 0.009 0.000
y 0.009 -23.746 0.000
z 0.000 0.000 -28.214
Traceless
 xyz
x -8.659 0.009 0.000
y 0.009 7.681 0.000
z 0.000 0.000 0.978
Polar
3z2-r21.956
x2-y2-10.893
xy0.009
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 103.487
(<r2>)1/2 10.173