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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: CCSD(T)/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-568.296276
Energy at 298.15K 
HF Energy-567.381613
Nuclear repulsion energy204.483802
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 CCSD(T)/cc-pVTZ
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' 3272 3190        
2 A' 3235 3154        
3 A' 3233 3151        
4 A' 1520 1482        
5 A' 1425 1390        
6 A' 1352 1318        
7 A' 1266 1235        
8 A' 1148 1119        
9 A' 1060 1033        
10 A' 887 864        
11 A' 873 851        
12 A' 761 742        
13 A' 613 597        
14 A" 903 880        
15 A" 818 797        
16 A" 733 714        
17 A" 609 594        
18 A" 467 456        

Unscaled Zero Point Vibrational Energy (zpe) 12086.7 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 11782.1 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 CCSD(T)/cc-pVTZ
ABC
0.28370 0.18156 0.11071

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.189 0.000
C2 -1.200 -0.067 0.000
C3 1.223 -0.030 0.000
N4 -0.740 -1.289 0.000
C5 0.640 -1.268 0.000
H6 -2.252 0.177 0.000
H7 2.271 0.219 0.000
H8 1.181 -2.203 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.73661.72682.58642.53912.46882.46913.5916
C21.73662.42271.30612.19761.08013.48213.1986
C31.72682.42272.33191.36783.48091.07732.1729
N42.58641.30612.33191.38082.10613.36772.1273
C52.53912.19761.36781.38083.23332.20681.0799
H62.46881.08013.48092.10613.23334.52284.1772
H72.46913.48211.07733.36772.20684.52282.6560
H83.59163.19862.17292.12731.07994.17722.6560

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.709 S1 C2 H6 120.654
S1 C3 C5 109.723 S1 C3 H7 121.678
C2 S1 C3 88.774 C2 N4 C5 109.717
C3 C5 N4 116.076 C3 C5 H8 124.765
N4 C2 H6 123.637 N4 C5 H8 119.158
C5 C3 H7 128.599
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability