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 C4H5NS (4-Methylthiazole)

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 C1 1A
Energy calculated at BLYP/6-31G*
 hartrees
Energy at 0K-608.261582
Energy at 298.15K-608.267435
HF Energy-608.261582
Nuclear repulsion energy269.943773
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 3190 3164 1.69      
2 A 3162 3137 2.93      
3 A 3056 3031 17.09      
4 A 3023 2998 17.51      
5 A 2974 2950 26.49      
6 A 1522 1510 17.85      
7 A 1470 1458 5.08      
8 A 1469 1457 26.88      
9 A 1433 1421 33.21      
10 A 1403 1391 1.08      
11 A 1305 1294 10.08      
12 A 1223 1213 2.11      
13 A 1134 1125 4.89      
14 A 1048 1040 3.84      
15 A 999 991 9.07      
16 A 912 904 15.72      
17 A 844 837 27.91      
18 A 778 772 12.31      
19 A 770 763 39.39      
20 A 695 689 3.86      
21 A 632 627 3.63      
22 A 626 621 0.35      
23 A 534 529 3.33      
24 A 470 466 1.33      
25 A 324 322 2.04      
26 A 224 223 3.04      
27 A 124 123 0.42      

Unscaled Zero Point Vibrational Energy (zpe) 17670.8 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 17527.7 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
0.23713 0.08193 0.06160

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.563 2.048 0.000
C2 -0.963 -0.045 -0.000
C3 0.908 1.174 0.000
H4 -2.904 0.312 0.887
H5 -2.781 -1.234 -0.001
H6 -2.904 0.314 -0.886
C7 -2.471 -0.178 -0.000
S8 1.592 -0.450 0.000
N9 -0.397 1.235 -0.000
H10 -0.236 -2.145 -0.000
C11 -0.045 -1.073 -0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.28031.09234.87415.44454.87344.60692.49902.12204.56233.5112
C23.28032.23322.16402.17252.16401.51332.58671.39892.22231.3789
C31.09232.23324.00844.40574.00793.63941.76191.30713.50992.4407
H44.87412.16404.00841.78691.77391.10264.64552.81513.73403.2990
H55.44452.17254.40571.78691.78691.10044.44263.43182.70382.7414
H64.87342.16404.00791.77391.78691.10264.64592.81433.73513.2996
C74.60691.51333.63941.10261.10041.10264.07132.50892.97692.5858
S82.49902.58671.76194.64554.44264.64594.07132.60672.49181.7508
N92.12201.39891.30712.81513.43182.81432.50892.60673.38312.3347
H104.56232.22233.50993.73402.70383.73512.97692.49183.38311.0882
C113.51121.37892.44073.29902.74143.29962.58581.75082.33471.0882

picture of 4-Methylthiazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 S8 120.398 H1 C3 N9 124.113
C2 C7 H4 110.653 C2 C7 H5 111.462
C2 C7 H6 110.651 C2 N9 C3 111.184
C2 C11 S8 110.921 C2 C11 H10 128.132
C3 S8 C11 88.028 H4 C7 H5 108.408
H4 C7 H6 107.114 H5 C7 H6 108.410
C7 C2 N9 118.915 C7 C2 C11 126.707
S8 C3 N9 115.489 S8 C11 H10 120.946
N9 C2 C11 114.378
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 H 0.159      
2 C 0.321      
3 C -0.115      
4 H 0.158      
5 H 0.138      
6 H 0.158      
7 C -0.475      
8 S 0.215      
9 N -0.357      
10 H 0.149      
11 C -0.350      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.005 -1.070 0.000 1.070
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.221 3.759 0.001
y 3.759 -40.965 0.000
z 0.001 0.000 -43.873
Traceless
 xyz
x 3.198 3.759 0.001
y 3.759 0.582 0.000
z 0.001 0.000 -3.780
Polar
3z2-r2-7.559
x2-y21.744
xy3.759
xz0.001
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.261 -0.229 0.001
y -0.229 9.757 0.000
z 0.001 0.000 4.933


<r2> (average value of r2) Å2
<r2> 183.173
(<r2>)1/2 13.534