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All results from a given calculation for NH2CSNH2 (Thiourea)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-547.306432
Energy at 298.15K-547.312483
HF Energy-546.672276
Nuclear repulsion energy157.051308
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 QCISD/6-311G*
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 3727 3569 13.28      
2 A 3609 3455 14.29      
3 A 1737 1663 66.00      
4 A 1463 1401 309.77      
5 A 1109 1062 89.38      
6 A 780 747 3.07      
7 A 627 601 237.87      
8 A 475 455 13.20      
9 A 401 384 145.07      
10 B 3727 3568 44.03      
11 B 3604 3450 47.21      
12 B 1715 1642 181.73      
13 B 1458 1396 102.15      
14 B 1135 1086 14.75      
15 B 674 645 227.60      
16 B 602 577 146.74      
17 B 449 430 153.38      
18 B 411 393 2.85      

Unscaled Zero Point Vibrational Energy (zpe) 13851.1 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 13261.1 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 QCISD/6-311G*
ABC
0.35400 0.16834 0.11475

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.307
S2 0.000 0.000 1.358
N3 -0.104 1.141 -1.063
N4 0.104 -1.141 -1.063
H5 0.000 1.995 -0.540
H6 0.358 1.137 -1.960
H7 0.000 -1.995 -0.540
H8 -0.358 -1.137 -1.960

Atom - Atom Distances (Å)
  C1 S2 N3 N4 H5 H6 H7 H8
C11.66501.37201.37202.00822.03772.00822.0377
S21.66502.67772.67772.75313.52542.75313.5254
N31.37202.67772.29071.00671.00953.18022.4608
N41.37202.67772.29073.18022.46081.00671.0095
H52.00822.75311.00673.18021.69763.98933.4568
H62.03773.52541.00952.46081.69763.45682.3833
H72.00822.75313.18021.00673.98933.45681.6976
H82.03773.52542.46081.00953.45682.38331.6976

picture of Thiourea state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 114.302 C1 N3 H6 116.838
C1 N4 H7 114.302 C1 N4 H8 116.838
S2 C1 N3 123.407 S2 C1 N4 123.407
N3 C1 N4 113.186 H5 N3 H6 114.699
H7 N4 H8 114.699
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability