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: PBEPBE/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 PBEPBE/6-31G
 hartrees
Energy at 0K-568.574401
Energy at 298.15K 
HF Energy-568.574401
Nuclear repulsion energy199.031050
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 PBEPBE/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' 3254 3209 1.46 156.82 0.21 0.34
2 A' 3241 3196 0.42 69.99 0.33 0.50
3 A' 3208 3164 2.62 112.56 0.46 0.63
4 A' 1486 1466 18.12 2.06 0.12 0.21
5 A' 1441 1421 41.03 29.48 0.28 0.44
6 A' 1308 1290 3.13 2.99 0.62 0.77
7 A' 1224 1207 13.67 3.10 0.71 0.83
8 A' 1136 1120 4.08 8.72 0.75 0.86
9 A' 1032 1017 5.83 7.78 0.27 0.42
10 A' 846 834 4.45 2.57 0.29 0.45
11 A' 797 786 55.29 13.45 0.21 0.35
12 A' 661 652 2.57 6.63 0.71 0.83
13 A' 563 556 13.17 16.78 0.32 0.49
14 A" 883 871 0.04 1.42 0.75 0.86
15 A" 773 762 84.42 0.22 0.75 0.86
16 A" 726 716 13.56 3.32 0.75 0.86
17 A" 601 592 13.84 0.64 0.75 0.86
18 A" 451 444 0.21 0.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11813.9 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 11650.9 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 PBEPBE/6-31G
ABC
0.27069 0.16999 0.10442

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.242 0.000
C2 -1.246 -0.108 0.000
C3 1.248 -0.055 0.000
N4 -0.740 -1.317 0.000
C5 0.661 -1.297 0.000
H6 -2.304 0.138 0.000
H7 2.302 0.206 0.000
H8 1.199 -2.243 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.83761.80022.66412.62422.55502.52463.6861
C21.83762.49451.31052.24741.08623.56213.2461
C31.80022.49452.35431.37373.55711.08622.1885
N42.66411.31052.35431.40092.13633.40192.1487
C52.62422.24741.37371.40093.29422.22561.0883
H62.55501.08623.55712.13633.29424.60664.2358
H72.52463.56211.08623.40192.22564.60662.6862
H83.68613.24612.18852.14871.08834.23582.6862

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 114.578 S1 C2 H6 119.594
S1 C3 C5 110.830 S1 C3 H7 119.958
C2 S1 C3 86.576 C2 N4 C5 111.918
C3 C5 N4 116.099 C3 C5 H8 125.080
N4 C2 H6 125.828 N4 C5 H8 118.822
C5 C3 H7 129.211
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.411      
2 C -0.269      
3 C -0.487      
4 N -0.288      
5 C 0.058      
6 H 0.202      
7 H 0.194      
8 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.011 0.786 0.000 1.280
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.461 -3.623 0.000
y -3.623 -38.355 0.000
z 0.000 0.000 -38.341
Traceless
 xyz
x 7.887 -3.623 0.000
y -3.623 -3.954 0.000
z 0.000 0.000 -3.933
Polar
3z2-r2-7.867
x2-y27.894
xy-3.623
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.477 -0.081 0.000
y -0.081 9.318 0.000
z 0.000 0.000 3.174


<r2> (average value of r2) Å2
<r2> 111.583
(<r2>)1/2 10.563