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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: MP2/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-38.495215
Energy at 298.15K 
HF Energy-37.809819
Nuclear repulsion energy76.696608
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/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 A' 3283 3128 1.38 125.75 0.20 0.33
2 A' 3258 3104 0.05 96.67 0.30 0.46
3 A' 3251 3098 4.04 97.92 0.47 0.64
4 A' 1477 1407 13.50 4.44 0.37 0.54
5 A' 1396 1330 30.18 20.00 0.23 0.37
6 A' 1357 1293 10.02 5.77 0.45 0.62
7 A' 1266 1206 11.76 3.00 0.41 0.58
8 A' 1157 1102 6.86 4.23 0.56 0.72
9 A' 1068 1018 9.09 11.78 0.15 0.27
10 A' 905 862 6.44 8.25 0.14 0.24
11 A' 890 848 48.62 8.47 0.15 0.25
12 A' 774 737 0.77 6.01 0.73 0.85
13 A' 622 592 0.68 9.78 0.40 0.57
14 A" 809 771 4.74 0.95 0.75 0.86
15 A" 766 730 95.23 0.07 0.75 0.86
16 A" 688 656 2.53 1.04 0.75 0.86
17 A" 590 562 11.31 0.17 0.75 0.86
18 A" 450 429 0.23 0.20 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12003.3 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 11436.8 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/CEP-121G*
ABC
0.28139 0.17911 0.10945

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.194 0.000
C2 -1.207 -0.062 0.000
C3 1.227 -0.023 0.000
N4 -0.740 -1.302 0.000
C5 0.643 -1.279 0.000
H6 -2.265 0.181 0.000
H7 2.280 0.233 0.000
H8 1.189 -2.218 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.74231.72792.60372.55552.48142.47393.6129
C21.74232.43461.32542.21441.08563.49963.2228
C31.72792.43462.34651.38603.49821.08352.1955
N42.60371.32542.34651.38262.12793.38772.1346
C52.55552.21441.38601.38263.25402.22911.0856
H62.48141.08563.49822.12793.25404.54534.2052
H72.47393.49961.08353.38772.22914.54532.6831
H83.61293.22282.19552.13461.08564.20522.6831

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.482 S1 C2 H6 120.915
S1 C3 C5 109.820 S1 C3 H7 121.578
C2 S1 C3 89.107 C2 N4 C5 109.702
C3 C5 N4 115.890 C3 C5 H8 124.872
N4 C2 H6 123.603 N4 C5 H8 119.239
C5 C3 H7 128.602
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability