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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-38.781253
Energy at 298.15K 
HF Energy-38.781253
Nuclear repulsion energy76.338606
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 B3LYP/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3259 3147 2.06 105.44 0.28 0.44
2 A' 3226 3115 0.52 104.88 0.28 0.43
3 A' 3214 3104 7.73 83.94 0.54 0.70
4 A' 1527 1475 26.71 3.66 0.09 0.17
5 A' 1437 1388 29.59 33.11 0.19 0.32
6 A' 1345 1299 2.70 4.38 0.71 0.83
7 A' 1249 1206 13.82 2.05 0.35 0.52
8 A' 1146 1107 8.95 6.41 0.73 0.84
9 A' 1056 1020 8.95 10.57 0.26 0.41
10 A' 872 842 1.77 1.33 0.39 0.57
11 A' 856 826 52.34 17.10 0.18 0.31
12 A' 742 717 0.20 7.76 0.71 0.83
13 A' 605 584 1.59 12.39 0.41 0.58
14 A" 896 865 0.94 2.96 0.75 0.86
15 A" 807 779 74.94 0.58 0.75 0.86
16 A" 731 706 31.32 3.57 0.75 0.86
17 A" 605 585 14.63 2.86 0.75 0.86
18 A" 460 444 0.12 0.45 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12015.8 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 11603.6 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 B3LYP/CEP-31G*
ABC
0.27778 0.17710 0.10815

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.204 0.000
C2 -1.214 -0.075 0.000
C3 1.239 -0.027 0.000
N4 -0.745 -1.303 0.000
C5 0.643 -1.285 0.000
H6 -2.279 0.172 0.000
H7 2.298 0.227 0.000
H8 1.188 -2.232 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.76411.74682.61522.57082.50162.49753.6357
C21.76412.45361.31392.21581.09283.52513.2279
C31.74682.45362.35841.39223.52321.08892.2054
N42.61521.31392.35841.38732.12773.40522.1443
C52.57082.21581.39221.38733.26422.24161.0927
H62.50161.09283.52322.12773.26424.57704.2183
H72.49753.52511.08893.40522.24164.57702.6972
H83.63573.22792.20542.14431.09274.21832.6972

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.572 S1 C2 H6 120.414
S1 C3 C5 109.455 S1 C3 H7 121.724
C2 S1 C3 88.669 C2 N4 C5 110.204
C3 C5 N4 116.100 C3 C5 H8 124.693
N4 C2 H6 124.014 N4 C5 H8 119.207
C5 C3 H7 128.821
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.010      
2 C -0.447      
3 C -0.163      
4 N 0.237      
5 C -0.503      
6 H 0.284      
7 H 0.326      
8 H 0.277      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.010 1.171 0.000 1.547
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.530 -3.600 0.000
y -3.600 -36.625 0.000
z 0.000 0.000 -37.648
Traceless
 xyz
x 7.606 -3.600 0.000
y -3.600 -3.036 0.000
z 0.000 0.000 -4.571
Polar
3z2-r2-9.142
x2-y27.095
xy-3.600
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.527 0.038 0.000
y 0.038 9.441 0.000
z 0.000 0.000 3.630


<r2> (average value of r2) Å2
<r2> 78.832
(<r2>)1/2 8.879