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: BLYP/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 BLYP/6-31G
 hartrees
Energy at 0K-568.887252
Energy at 298.15K 
HF Energy-568.887252
Nuclear repulsion energy197.777949
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 BLYP/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' 3233 3208 1.90 162.65 0.21 0.35
2 A' 3220 3196 0.77 75.54 0.33 0.50
3 A' 3189 3165 3.82 117.74 0.47 0.64
4 A' 1474 1463 19.15 1.88 0.13 0.23
5 A' 1421 1410 41.98 30.74 0.27 0.42
6 A' 1301 1291 3.75 3.85 0.61 0.76
7 A' 1221 1212 15.59 3.51 0.71 0.83
8 A' 1130 1121 2.97 9.56 0.73 0.85
9 A' 1012 1004 4.85 6.63 0.28 0.44
10 A' 837 830 9.33 1.62 0.33 0.50
11 A' 774 768 50.37 13.82 0.23 0.38
12 A' 632 627 2.23 7.51 0.63 0.77
13 A' 534 530 18.24 17.35 0.31 0.48
14 A" 876 869 0.05 1.50 0.75 0.86
15 A" 762 756 76.31 0.24 0.75 0.86
16 A" 719 714 8.73 4.11 0.75 0.86
17 A" 592 587 12.69 0.68 0.75 0.86
18 A" 442 438 0.24 0.59 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11683.6 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 11594.9 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 BLYP/6-31G
ABC
0.26724 0.16753 0.10297

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 1.255 0.000
C2 -1.257 -0.119 0.000
C3 1.256 -0.060 0.000
N4 -0.742 -1.324 0.000
C5 0.668 -1.302 0.000
H6 -2.315 0.126 0.000
H7 2.309 0.200 0.000
H8 1.203 -2.249 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 N4 C5 H6 H7 H8
S11.86211.81792.68312.64272.57562.53883.7046
C21.86212.51351.31052.25961.08553.58083.2541
C31.81792.51352.36371.37443.57521.08542.1900
N42.68311.31052.36371.40972.13893.41052.1534
C52.64272.25961.37441.40973.30672.22521.0876
H62.57561.08553.57522.13893.30674.62484.2440
H72.53883.58081.08543.41052.22524.62482.6877
H83.70463.25412.19002.15341.08764.24402.6877

picture of Thiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 N4 114.376 S1 C2 H6 119.454
S1 C3 C5 110.993 S1 C3 H7 119.831
C2 S1 C3 86.151 C2 N4 C5 112.279
C3 C5 N4 116.201 C3 C5 H8 125.222
N4 C2 H6 126.170 N4 C5 H8 118.577
C5 C3 H7 129.176
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.351      
2 C -0.212      
3 C -0.410      
4 N -0.272      
5 C 0.078      
6 H 0.167      
7 H 0.157      
8 H 0.141      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.972 0.703 0.000 1.200
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.650 -3.532 0.000
y -3.532 -38.583 0.000
z 0.000 0.000 -38.229
Traceless
 xyz
x 7.756 -3.532 0.000
y -3.532 -4.144 0.000
z 0.000 0.000 -3.612
Polar
3z2-r2-7.224
x2-y27.933
xy-3.532
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.574 -0.087 0.000
y -0.087 9.428 0.000
z 0.000 0.000 3.131


<r2> (average value of r2) Å2
<r2> 112.832
(<r2>)1/2 10.622