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: B1B95/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/TZVP
 hartrees
Energy at 0K-569.085611
Energy at 298.15K 
HF Energy-569.085611
Nuclear repulsion energy205.890048
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 B1B95/TZVP
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' 3293 3151 1.32 122.43 0.21 0.34
2 A' 3251 3111 0.27 125.16 0.22 0.36
3 A' 3247 3107 3.63 84.44 0.60 0.75
4 A' 1559 1491 29.96 1.73 0.07 0.13
5 A' 1469 1406 28.67 39.28 0.18 0.30
6 A' 1374 1315 3.07 3.83 0.66 0.80
7 A' 1275 1220 12.61 2.50 0.28 0.44
8 A' 1170 1120 7.77 5.86 0.69 0.82
9 A' 1081 1034 7.93 11.66 0.21 0.35
10 A' 894 856 0.27 2.28 0.15 0.26
11 A' 882 844 55.57 12.96 0.13 0.22
12 A' 766 733 0.20 5.64 0.72 0.84
13 A' 623 597 1.31 10.51 0.37 0.54
14 A" 908 869 0.33 2.02 0.75 0.86
15 A" 814 779 53.21 0.29 0.75 0.86
16 A" 738 706 21.01 0.47 0.75 0.86
17 A" 618 591 16.59 0.30 0.75 0.86
18 A" 474 454 0.03 0.03 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12217.8 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 11691.2 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 B1B95/TZVP
ABC
0.28740 0.18420 0.11225

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.182 0.000
C2 -1.195 -0.071 0.000
C3 1.214 -0.034 0.000
N4 -0.730 -1.275 0.000
C5 0.635 -1.259 0.000
H6 -2.246 0.172 0.000
H7 2.260 0.216 0.000
H8 1.172 -2.194 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.73171.71862.56342.52272.46272.45863.5743
C21.73172.40921.28992.18131.07883.46703.1796
C31.71862.40922.30691.35543.46611.07562.1608
N42.56341.28992.30691.36532.09473.34172.1133
C52.52272.18131.35541.36533.21632.19501.0786
H62.46271.07883.46612.09473.21634.50654.1570
H72.45863.46701.07563.34172.19504.50652.6441
H83.57433.17962.16082.11331.07864.15702.6441

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.290 S1 C2 H6 120.613
S1 C3 C5 109.737 S1 C3 H7 121.539
C2 S1 C3 88.572 C2 N4 C5 110.437
C3 C5 N4 115.964 C3 C5 H8 124.792
N4 C2 H6 124.097 N4 C5 H8 119.244
C5 C3 H7 128.724
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.114      
2 C -0.164      
3 C -0.167      
4 N -0.068      
5 C -0.200      
6 H 0.170      
7 H 0.186      
8 H 0.129      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.003 1.270 0.000 1.618
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.926 -3.445 0.000
y -3.445 -37.609 0.000
z 0.000 0.000 -38.124
Traceless
 xyz
x 6.940 -3.445 0.000
y -3.445 -3.083 0.000
z 0.000 0.000 -3.856
Polar
3z2-r2-7.713
x2-y26.682
xy-3.445
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.790 -0.028 0.000
y -0.028 9.483 0.000
z 0.000 0.000 4.714


<r2> (average value of r2) Å2
<r2> 105.480
(<r2>)1/2 10.270