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: M06-2X/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 M06-2X/6-31G*
 hartrees
Energy at 0K-568.938269
Energy at 298.15K 
HF Energy-568.938269
Nuclear repulsion energy205.213951
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 M06-2X/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' 3320 3144 2.22 114.59 0.22 0.36
2 A' 3279 3105 0.45 121.79 0.24 0.39
3 A' 3276 3102 4.20 94.57 0.57 0.72
4 A' 1589 1505 31.51 0.86 0.09 0.17
5 A' 1496 1416 32.14 29.07 0.24 0.38
6 A' 1387 1313 4.30 3.08 0.62 0.77
7 A' 1280 1213 12.45 3.24 0.53 0.69
8 A' 1172 1110 6.07 7.64 0.71 0.83
9 A' 1089 1031 7.20 10.03 0.33 0.49
10 A' 903 856 1.53 1.30 0.25 0.40
11 A' 891 844 57.19 12.42 0.18 0.30
12 A' 778 737 0.72 5.99 0.74 0.85
13 A' 631 597 1.11 9.32 0.39 0.56
14 A" 929 880 0.03 1.77 0.75 0.86
15 A" 832 788 42.12 0.61 0.75 0.86
16 A" 752 712 24.56 3.61 0.75 0.86
17 A" 624 591 16.23 0.61 0.75 0.86
18 A" 479 453 0.00 0.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 12352.1 cm-1
Scaled (by 0.947) Zero Point Vibrational Energy (zpe) 11697.4 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 M06-2X/6-31G*
ABC
0.28515 0.18323 0.11155

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.184 0.000
C2 -1.197 -0.069 0.000
C3 1.218 -0.032 0.000
N4 -0.736 -1.280 0.000
C5 0.639 -1.263 0.000
H6 -2.253 0.176 0.000
H7 2.269 0.219 0.000
H8 1.178 -2.202 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.73371.72152.57182.52952.46792.46603.5857
C21.73372.41621.29522.19021.08323.47843.1923
C31.72152.41622.31911.36093.47721.08002.1710
N42.57181.29522.31911.37522.10203.35812.1247
C52.52952.19021.36091.37523.22972.20291.0829
H62.46791.08323.47722.10203.22974.52174.1741
H72.46603.47841.08003.35812.20294.52172.6557
H83.58573.19232.17102.12471.08294.17412.6557

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 115.458 S1 C2 H6 120.588
S1 C3 C5 109.740 S1 C3 H7 121.645
C2 S1 C3 88.737 C2 N4 C5 110.164
C3 C5 N4 115.901 C3 C5 H8 124.955
N4 C2 H6 123.954 N4 C5 H8 119.144
C5 C3 H7 128.615
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.275      
2 C -0.156      
3 C -0.399      
4 N -0.369      
5 C 0.029      
6 H 0.215      
7 H 0.217      
8 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.982 1.152 0.000 1.514
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.495 -3.352 0.000
y -3.352 -37.304 0.000
z 0.000 0.000 -37.969
Traceless
 xyz
x 7.142 -3.352 0.000
y -3.352 -3.072 0.000
z 0.000 0.000 -4.069
Polar
3z2-r2-8.139
x2-y26.809
xy-3.352
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.129 -0.140 0.000
y -0.140 8.783 0.000
z 0.000 0.000 3.474


<r2> (average value of r2) Å2
<r2> 105.828
(<r2>)1/2 10.287