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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: CCD/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 CCD/3-21G*
 hartrees
Energy at 0K-565.009443
Energy at 298.15K 
HF Energy-564.482186
Nuclear repulsion energy202.340011
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 CCD/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' 3272 3130 3.12      
2 A' 3247 3106 1.74      
3 A' 3244 3103 2.13      
4 A' 1508 1442 4.86      
5 A' 1427 1365 14.97      
6 A' 1345 1286 29.27      
7 A' 1303 1246 5.94      
8 A' 1170 1119 5.79      
9 A' 1011 967 1.61      
10 A' 900 861 21.77      
11 A' 860 822 43.92      
12 A' 741 709 1.80      
13 A' 628 601 5.58      
14 A" 927 886 0.54      
15 A" 846 809 39.08      
16 A" 771 737 41.77      
17 A" 621 594 17.25      
18 A" 475 455 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 12146.8 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 11618.4 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 CCD/3-21G*
ABC
0.27605 0.17845 0.10838

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.200 0.000
C2 -1.217 -0.066 0.000
C3 1.228 -0.035 0.000
N4 -0.756 -1.297 0.000
C5 0.668 -1.282 0.000
H6 -2.270 0.184 0.000
H7 2.281 0.216 0.000
H8 1.204 -2.222 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.75631.74152.60922.57032.48682.48363.6277
C21.75632.44561.31492.24361.08223.50923.2422
C31.74152.44562.35171.36703.50501.08202.1874
N42.60921.31492.35171.42432.11873.39282.1672
C52.57032.24361.36701.42433.28402.20091.0821
H62.48681.08223.50502.11873.28404.55074.2264
H72.48363.50921.08203.39282.20094.55072.6654
H83.62773.24222.18742.16721.08214.22642.6654

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.584 S1 C2 H6 120.487
S1 C3 C5 110.982 S1 C3 H7 121.425
C2 S1 C3 88.720 C2 N4 C5 109.921
C3 C5 N4 114.793 C3 C5 H8 126.143
N4 C2 H6 123.929 N4 C5 H8 119.064
C5 C3 H7 127.593
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability