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All results from a given calculation for NH2CSNH2 (Thiourea)

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-541.827270
Energy at 298.15K-541.832809
Nuclear repulsion energy153.446956
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/STO-3G
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 3771 3366 0.14      
2 A 3560 3177 0.29      
3 A 1786 1594 6.59      
4 A 1542 1376 130.44      
5 A 1159 1034 18.09      
6 A 810 723 23.89      
7 A 689 615 178.11      
8 A 426 380 3.70      
9 A 388 346 77.85      
10 B 3768 3363 0.20      
11 B 3562 3179 3.75      
12 B 1764 1574 29.62      
13 B 1391 1241 73.37      
14 B 1145 1022 17.61      
15 B 665 593 330.76      
16 B 528 471 80.93      
17 B 390 348 7.13      
18 B 357 319 1.89      

Unscaled Zero Point Vibrational Energy (zpe) 13850.8 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 12360.5 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 B3LYP/STO-3G
ABC
0.33183 0.16262 0.11027

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.255
S2 0.000 0.000 1.373
N3 0.000 1.186 -1.098
N4 0.000 -1.186 -1.098
H5 0.362 2.016 -0.565
H6 0.582 1.059 -1.965
H7 -0.362 -2.016 -0.565
H8 -0.582 -1.059 -1.965

Atom - Atom Distances (Å)
  C1 S2 N3 N4 H5 H6 H7 H8
C11.62741.45521.45522.07122.09432.07122.0943
S21.62742.74042.74042.81943.54982.81943.5498
N31.45522.74042.37241.04981.05243.26582.4765
N41.45522.74042.37243.26582.47651.04981.0524
H52.07122.81941.04983.26581.70964.09553.5078
H62.09433.54981.05242.47651.70963.50782.4174
H72.07122.81943.26581.04984.09553.50781.7096
H82.09433.54982.47651.05243.50782.41741.7096

picture of Thiourea state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 110.500 C1 N3 H6 112.277
C1 N4 H7 110.500 C1 N4 H8 112.277
S2 C1 N3 125.400 S2 C1 N4 125.400
N3 C1 N4 109.201 H5 N3 H6 108.823
H7 N4 H8 108.823
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.017      
2 S -0.020      
3 N -0.369      
4 N -0.369      
5 H 0.188      
6 H 0.182      
7 H 0.188      
8 H 0.182      


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 -2.070 2.070
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.723 3.993 0.000
y 3.993 -24.843 0.000
z 0.000 0.000 -27.362
Traceless
 xyz
x -1.620 3.993 0.000
y 3.993 2.699 0.000
z 0.000 0.000 -1.079
Polar
3z2-r2-2.158
x2-y2-2.879
xy3.993
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.043 0.308 0.000
y 0.308 3.399 0.000
z 0.000 0.000 5.845


<r2> (average value of r2) Å2
<r2> 103.416
(<r2>)1/2 10.169