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All results from a given calculation for C3H3NS (Thiazole)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-37.813591
Energy at 298.15K 
HF Energy-37.813591
Nuclear repulsion energy77.529835
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 HF/CEP-121G*
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' 3436 3104 4.56 116.70 0.21 0.34
2 A' 3402 3074 5.86 99.98 0.37 0.54
3 A' 3399 3070 6.31 88.42 0.44 0.61
4 A' 1699 1535 44.59 2.58 0.28 0.44
5 A' 1578 1426 36.89 50.37 0.14 0.25
6 A' 1472 1330 7.97 8.10 0.52 0.68
7 A' 1380 1247 15.79 3.16 0.21 0.35
8 A' 1231 1112 7.04 9.78 0.65 0.79
9 A' 1139 1029 14.83 12.38 0.31 0.47
10 A' 961 868 16.34 0.47 0.06 0.11
11 A' 919 830 43.25 12.63 0.17 0.29
12 A' 808 730 1.46 6.07 0.75 0.86
13 A' 664 599 1.36 8.95 0.36 0.53
14 A" 1033 933 0.00 2.49 0.75 0.86
15 A" 937 847 33.73 0.04 0.75 0.86
16 A" 823 743 46.34 0.57 0.75 0.86
17 A" 651 588 26.50 1.03 0.75 0.86
18 A" 493 445 0.30 0.91 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 13011.8 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 11754.9 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 HF/CEP-121G*
ABC
0.28335 0.18359 0.11141

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.188 0.000
C2 -1.198 -0.073 0.000
C3 1.225 -0.045 0.000
N4 -0.744 -1.270 0.000
C5 0.642 -1.261 0.000
H6 -2.247 0.164 0.000
H7 2.270 0.193 0.000
H8 1.165 -2.199 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.73901.73802.56752.53182.46902.47893.5820
C21.73902.42331.28022.19031.07543.47843.1792
C31.73802.42332.31871.34903.47831.07182.1553
N42.56751.28022.31871.38552.07743.35002.1233
C52.53182.19031.34901.38553.22132.18301.0743
H62.46901.07543.47832.07743.22134.51734.1508
H72.47893.47841.07183.35002.18304.51732.6349
H83.58203.17922.15532.12331.07434.15082.6349

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.676 S1 C2 H6 120.808
S1 C3 C5 109.555 S1 C3 H7 122.018
C2 S1 C3 88.364 C2 N4 C5 110.435
C3 C5 N4 115.971 C3 C5 H8 125.216
N4 C2 H6 123.516 N4 C5 H8 118.813
C5 C3 H7 128.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.008      
2 C -0.178      
3 C -0.179      
4 N -0.077      
5 C -0.294      
6 H 0.237      
7 H 0.266      
8 H 0.217      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.952 1.127 0.000 1.475
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.806 -3.679 0.000
y -3.679 -37.526 0.000
z 0.000 0.000 -38.243
Traceless
 xyz
x 8.078 -3.679 0.000
y -3.679 -3.501 0.000
z 0.000 0.000 -4.577
Polar
3z2-r2-9.154
x2-y27.719
xy-3.679
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.145 -0.032 0.000
y -0.032 9.085 0.000
z 0.000 0.000 4.358


<r2> (average value of r2) Å2
<r2> 77.518
(<r2>)1/2 8.804