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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: QCISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/3-21G
 hartrees
Energy at 0K-564.835271
Energy at 298.15K 
HF Energy-564.362627
Nuclear repulsion energy197.533072
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/3-21G
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' 3280 3179 2.39      
2 A' 3252 3152 2.13      
3 A' 3238 3138 1.67      
4 A' 1526 1479 11.38      
5 A' 1470 1425 43.01      
6 A' 1339 1298 13.39      
7 A' 1249 1210 14.58      
8 A' 1161 1125 4.78      
9 A' 978 948 1.99      
10 A' 854 828 17.05      
11 A' 783 759 46.74      
12 A' 640 620 3.66      
13 A' 537 521 19.86      
14 A" 951 921 0.75      
15 A" 836 811 41.82      
16 A" 783 759 44.17      
17 A" 601 582 18.47      
18 A" 444 430 0.96      

Unscaled Zero Point Vibrational Energy (zpe) 11960.3 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 11591.9 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 QCISD/3-21G
ABC
0.26529 0.16735 0.10262

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.257 0.067 0.000
C2 -0.191 1.249 0.000
C3 0.000 -1.257 0.000
N4 -1.360 0.682 0.000
C5 -1.260 -0.749 0.000
H6 -0.007 2.315 0.000
H7 0.295 -2.297 0.000
H8 -2.176 -1.326 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.86971.82602.68812.64612.57872.55263.7048
C21.86972.51381.29862.26561.08143.57953.2512
C31.82602.51382.36841.35893.57201.08092.1767
N42.68811.29862.36841.43402.12043.40772.1677
C52.64612.26561.35891.43403.30972.19451.0826
H62.57871.08143.57202.12043.30974.62184.2380
H72.55263.57951.08093.40772.19454.62182.6544
H83.70483.25122.17672.16771.08264.23802.6544

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 114.884 S1 C2 H6 119.389
S1 C3 C5 111.524 S1 C3 H7 120.665
C2 S1 C3 85.708 C2 N4 C5 111.918
C3 C5 N4 115.965 C3 C5 H8 125.764
N4 C2 H6 125.726 N4 C5 H8 118.271
C5 C3 H7 127.811
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability