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All results from a given calculation for NH2CSNH2 (Thiourea)

using model chemistry: MP2/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2/LANL2DZ
 hartrees
Energy at 0K-159.297605
Energy at 298.15K-159.303094
HF Energy-158.957172
Nuclear repulsion energy101.302269
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 MP2/LANL2DZ
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 3755 3616 33.89      
2 A1 3600 3467 34.03      
3 A1 1725 1661 80.42      
4 A1 1423 1371 376.12      
5 A1 1046 1007 121.46      
6 A1 720 693 18.93      
7 A1 452 435 1.33      
8 A2 482 464 0.00      
9 A2 170 164 0.00      
10 B1 609 587 116.99      
11 B1 577 556 96.27      
12 B1 434 418 567.39      
13 B2 3753 3614 57.75      
14 B2 3594 3462 97.29      
15 B2 1687 1625 188.47      
16 B2 1446 1392 254.74      
17 B2 1066 1026 14.55      
18 B2 379 365 0.73      

Unscaled Zero Point Vibrational Energy (zpe) 13458.0 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 12961.4 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 MP2/LANL2DZ
ABC
0.33991 0.15895 0.10830

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.138
S2 0.000 0.000 1.871
N3 0.000 1.169 -0.612
N4 0.000 -1.169 -0.612
H5 0.000 2.053 -0.116
H6 0.000 1.178 -1.628
H7 0.000 -2.053 -0.116
H8 0.000 -1.178 -1.628

Atom - Atom Distances (Å)
  C1 S2 N3 N4 H5 H6 H7 H8
C11.73231.38951.38952.06892.12302.06892.1230
S21.73232.74442.74442.85683.69142.85683.6914
N31.38952.74442.33881.01371.01563.26062.5579
N41.38952.74442.33883.26062.55791.01371.0156
H52.06892.85681.01373.26061.74694.10643.5677
H62.12303.69141.01562.55791.74693.56772.3566
H72.06892.85683.26061.01374.10643.56771.7469
H82.12303.69142.55791.01563.56772.35661.7469

picture of Thiourea state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H5 117.987 C1 N3 H6 123.193
C1 N4 H7 117.987 C1 N4 H8 123.193
S2 C1 N3 122.691 S2 C1 N4 122.691
N3 C1 N4 114.618 H5 N3 H6 118.820
H7 N4 H8 118.820
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability