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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-568.122503
Energy at 298.15K 
HF Energy-567.311307
Nuclear repulsion energy205.438022
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 MP2/6-31G(2df,p)
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' 3320 3136 2.89 103.49 0.21 0.35
2 A' 3290 3107 0.72 85.72 0.30 0.46
3 A' 3277 3096 2.11 93.06 0.43 0.60
4 A' 1486 1403 13.50 3.28 0.41 0.58
5 A' 1404 1326 26.31 16.24 0.28 0.44
6 A' 1367 1292 4.27 1.03 0.63 0.77
7 A' 1267 1197 12.17 2.63 0.53 0.69
8 A' 1171 1106 4.10 5.94 0.44 0.61
9 A' 1072 1013 6.13 10.22 0.17 0.30
10 A' 908 858 10.77 9.40 0.10 0.19
11 A' 896 846 45.97 5.44 0.16 0.28
12 A' 785 742 1.29 5.03 0.73 0.84
13 A' 624 589 0.23 8.03 0.38 0.55
14 A" 904 854 0.63 1.05 0.75 0.86
15 A" 807 763 51.66 0.15 0.75 0.86
16 A" 736 695 9.17 1.99 0.75 0.86
17 A" 623 589 10.32 0.37 0.75 0.86
18 A" 481 454 0.12 0.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12209.5 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 11531.9 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 MP2/6-31G(2df,p)
ABC
0.28627 0.18363 0.11187

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.178 0.000
C2 -1.198 -0.058 0.000
C3 1.217 -0.020 0.000
N4 -0.731 -1.287 0.000
C5 0.634 -1.265 0.000
H6 -2.250 0.189 0.000
H7 2.265 0.237 0.000
H8 1.180 -2.199 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.72061.70752.57122.52372.45742.45233.5764
C21.72062.41521.31502.19401.08063.47463.1991
C31.70752.41522.32471.37493.47321.07822.1792
N42.57121.31502.32471.36602.11753.36132.1172
C52.52372.19401.37491.36603.22972.21631.0811
H62.45741.08063.47322.11753.22974.51444.1784
H72.45233.47461.07823.36132.21634.51442.6659
H83.57643.19912.17922.11721.08114.17842.6659

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.129 S1 C2 H6 120.923
S1 C3 C5 109.445 S1 C3 H7 121.718
C2 S1 C3 89.580 C2 N4 C5 109.825
C3 C5 N4 116.021 C3 C5 H8 124.633
N4 C2 H6 123.947 N4 C5 H8 119.346
C5 C3 H7 128.837
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability