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All results from a given calculation for NH2CSNH2 (Thiourea)

using model chemistry: B3LYP/CEP-121G

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-121G
 hartrees
Energy at 0K-37.974813
Energy at 298.15K-37.980549
Nuclear repulsion energy63.345279
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-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3719 3624 9.98      
2 A1 3556 3465 5.61      
3 A1 1686 1643 79.96      
4 A1 1398 1362 309.70      
5 A1 1049 1023 58.16      
6 A1 706 688 13.76      
7 A1 438 427 1.93      
8 A2 531 518 0.00      
9 A2 265 258 0.00      
10 B1 611 595 278.99      
11 B1 605 589 2.64      
12 B1 479 467 381.77      
13 B2 3717 3622 50.33      
14 B2 3547 3457 36.57      
15 B2 1648 1606 230.92      
16 B2 1452 1415 170.55      
17 B2 1042 1016 12.91      
18 B2 373 363 1.87      

Unscaled Zero Point Vibrational Energy (zpe) 13411.0 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 13069.0 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-121G
ABC
0.33956 0.16012 0.10881

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.030
S2 0.000 0.000 1.774
N3 0.000 1.171 -0.698
N4 0.000 -1.171 -0.698
H5 0.000 2.038 -0.183
H6 0.000 1.199 -1.710
H7 0.000 -2.038 -0.183
H8 0.000 -1.199 -1.710

Atom - Atom Distances (Å)
  C1 S2 N3 N4 H5 H6 H7 H8
C11.74401.37851.37852.04912.11302.04912.1130
S21.74402.73522.73522.82543.68452.82543.6845
N31.37852.73522.34121.00891.01233.24972.5766
N41.37852.73522.34123.24972.57661.00891.0123
H52.04912.82541.00893.24971.74244.07613.5792
H62.11303.68451.01232.57661.74243.57922.3981
H72.04912.82543.24971.00894.07613.57921.7424
H82.11303.68452.57661.01233.57922.39811.7424

picture of Thiourea state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 117.417 C1 N3 H6 123.488
C1 N4 H7 117.417 C1 N4 H8 123.488
S2 C1 N3 121.878 S2 C1 N4 121.878
N3 C1 N4 116.244 H5 N3 H6 119.095
H7 N4 H8 119.095
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.095      
2 S -0.220      
3 N -0.483      
4 N -0.483      
5 H 0.344      
6 H 0.296      
7 H 0.344      
8 H 0.296      


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 -5.998 5.998
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.869 0.000 0.000
y 0.000 -23.988 0.000
z 0.000 0.000 -32.300
Traceless
 xyz
x -6.725 0.000 0.000
y 0.000 9.597 0.000
z 0.000 0.000 -2.872
Polar
3z2-r2-5.744
x2-y2-10.881
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.269 0.000 0.000
y 0.000 6.548 0.000
z 0.000 0.000 9.878


<r2> (average value of r2) Å2
<r2> 73.536
(<r2>)1/2 8.575