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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: QCISD(T)=FULL/6-31G*

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/6-31G*
 hartrees
Energy at 0K-568.045634
Energy at 298.15K 
HF Energy-567.285720
Nuclear repulsion energy203.832303
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/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' 3275 3275        
2 A' 3246 3246        
3 A' 3237 3237        
4 A' 1548 1548        
5 A' 1462 1462        
6 A' 1373 1373        
7 A' 1288 1288        
8 A' 1165 1165        
9 A' 1076 1076        
10 A' 896 896        
11 A' 882 882        
12 A' 764 764        
13 A' 621 621        
14 A" 867 867        
15 A" 799 799        
16 A" 720 720        
17 A" 597 597        
18 A" 461 461        

Unscaled Zero Point Vibrational Energy (zpe) 12138.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12138.4 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/6-31G*
ABC
0.28251 0.18012 0.10999

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.194 0.000
C2 -1.202 -0.068 0.000
C3 1.223 -0.031 0.000
N4 -0.742 -1.294 0.000
C5 0.644 -1.272 0.000
H6 -2.260 0.176 0.000
H7 2.278 0.220 0.000
H8 1.185 -2.215 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.74301.73122.59672.54892.47912.47733.6091
C21.74302.42471.30882.20361.08683.49133.2099
C31.73122.42472.33611.36903.48941.08452.1838
N42.59671.30882.33611.38702.11333.37872.1363
C52.54892.20361.36901.38703.24582.21241.0869
H62.47911.08683.48942.11333.24584.53844.1940
H72.47733.49131.08453.37872.21244.53842.6689
H83.60913.20992.18382.13631.08694.19402.6689

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.886 S1 C2 H6 120.572
S1 C3 C5 110.063 S1 C3 H7 121.532
C2 S1 C3 88.520 C2 N4 C5 109.620
C3 C5 N4 115.911 C3 C5 H8 125.160
N4 C2 H6 123.542 N4 C5 H8 118.929
C5 C3 H7 128.405
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability