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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: G3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3
 hartrees
Energy at 0K-568.792590
Energy at 298.15K-568.787690
HF Energy-567.288888
Nuclear repulsion energy206.306344
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 HF/6-31G*
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' 3463 3263 3.59 112.21 0.20 0.33
2 A' 3428 3230 1.86 110.84 0.21 0.35
3 A' 3425 3227 8.56 81.66 0.75 0.86
4 A' 1736 1636 39.69 1.67 0.33 0.49
5 A' 1618 1524 36.02 39.78 0.19 0.32
6 A' 1494 1407 7.94 5.85 0.53 0.69
7 A' 1398 1317 13.24 2.73 0.34 0.50
8 A' 1249 1177 5.71 10.00 0.70 0.82
9 A' 1157 1090 13.50 9.75 0.37 0.54
10 A' 971 915 16.02 0.16 0.17 0.29
11 A' 927 874 44.07 11.11 0.22 0.35
12 A' 815 768 1.87 5.79 0.75 0.86
13 A' 670 632 1.55 8.32 0.37 0.54
14 A" 1049 988 0.41 1.86 0.75 0.86
15 A" 947 892 26.75 0.31 0.75 0.86
16 A" 835 787 36.16 2.76 0.75 0.86
17 A" 661 623 25.92 1.06 0.75 0.86
18 A" 503 474 0.30 1.37 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13172.4 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 12411.0 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 MP2=FULL/6-31G*
ABC
0.28587 0.18256 0.11141

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.182 0.000
C2 -1.197 -0.059 0.000
C3 1.216 -0.022 0.000
N4 -0.734 -1.290 0.000
C5 0.638 -1.268 0.000
H6 -2.253 0.186 0.000
H7 2.267 0.231 0.000
H8 1.184 -2.204 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.72461.71132.57852.53182.46302.45813.5872
C21.72462.41331.31532.19761.08343.47633.2052
C31.71132.41332.32501.37313.47451.08122.1818
N42.57851.31532.32501.37152.11813.36372.1246
C52.53182.19761.37311.37153.23562.21371.0839
H62.46301.08343.47452.11813.23564.51964.1864
H72.45813.47631.08123.36372.21374.51962.6648
H83.58723.20522.18182.12461.08394.18642.6648

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.596 S1 C2 H6 120.945
S1 C3 C5 109.579 S1 C3 H7 122.056
C2 S1 C3 88.457 C2 N4 C5 110.450
C3 C5 N4 115.919 C3 C5 H8 125.265
N4 C2 H6 123.459 N4 C5 H8 118.816
C5 C3 H7 128.365
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability