return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: QCISD(T)=FULL/Def2TZVPP

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(T)=FULL/Def2TZVPP
 hartrees
Energy at 0K-568.535443
Energy at 298.15K 
HF Energy-567.383674
Nuclear repulsion energy205.140926
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(T)=FULL/Def2TZVPP
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' 3270 3270        
2 A' 3236 3236        
3 A' 3233 3233        
4 A' 1517 1517        
5 A' 1420 1420        
6 A' 1355 1355        
7 A' 1273 1273        
8 A' 1150 1150        
9 A' 1063 1063        
10 A' 891 891        
11 A' 877 877        
12 A' 765 765        
13 A' 615 615        
14 A" 906 906        
15 A" 818 818        
16 A" 739 739        
17 A" 612 612        
18 A" 472 472        

Unscaled Zero Point Vibrational Energy (zpe) 12106.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12106.1 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 QCISD(T)=FULL/Def2TZVPP
ABC
0.28523 0.18297 0.11147

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.183 0.000
C2 -1.197 -0.063 0.000
C3 1.219 -0.027 0.000
N4 -0.738 -1.285 0.000
C5 0.640 -1.266 0.000
H6 -2.247 0.180 0.000
H7 2.264 0.222 0.000
H8 1.178 -2.199 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.72791.71742.57592.53072.46062.45983.5813
C21.72792.41551.30482.19491.07783.47293.1938
C31.71742.41552.32591.36693.47141.07522.1722
N42.57591.30482.32591.37792.10263.35962.1230
C52.53072.19491.36691.37793.22802.20311.0776
H62.46061.07783.47142.10263.22804.51134.1698
H72.45983.47291.07523.35962.20314.51132.6539
H83.58133.19382.17222.12301.07764.16982.6539

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.587 S1 C2 H6 120.805
S1 C3 C5 109.750 S1 C3 H7 121.775
C2 S1 C3 89.031 C2 N4 C5 109.775
C3 C5 N4 115.857 C3 C5 H8 124.974
N4 C2 H6 123.608 N4 C5 H8 119.169
C5 C3 H7 128.475
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability