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All results from a given calculation for C4H5NS (4-Methylthiazole)

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-608.347077
Energy at 298.15K-608.353199
Nuclear repulsion energy274.732588
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 mPW1PW91/6-31G(2df,p)
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 3291 3142 1.99      
2 A 3255 3108 0.45      
3 A 3167 3024 10.59      
4 A 3138 2996 9.07      
5 A 3068 2929 18.65      
6 A 1592 1520 39.44      
7 A 1503 1435 37.44      
8 A 1485 1418 6.17      
9 A 1477 1410 5.89      
10 A 1412 1348 3.34      
11 A 1374 1311 13.04      
12 A 1261 1203 1.48      
13 A 1165 1112 3.59      
14 A 1062 1014 4.23      
15 A 1017 971 10.25      
16 A 959 916 14.35      
17 A 904 863 28.87      
18 A 854 816 12.09      
19 A 837 799 32.03      
20 A 750 716 8.91      
21 A 687 656 0.99      
22 A 664 634 0.35      
23 A 564 539 1.16      
24 A 500 477 2.07      
25 A 333 318 2.37      
26 A 236 225 3.45      
27 A 122 117 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 18337.7 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 17507.0 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 mPW1PW91/6-31G(2df,p)
ABC
0.24572 0.08488 0.06383

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.562 2.012 0.000
C2 -0.943 -0.035 -0.000
C3 0.908 1.150 0.000
H4 -2.859 0.316 0.880
H5 -2.733 -1.218 -0.000
H6 -2.859 0.317 -0.880
C7 -2.430 -0.170 -0.000
S8 1.555 -0.447 -0.000
N9 -0.385 1.220 -0.000
H10 -0.237 -2.122 0.001
C11 -0.044 -1.061 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.23491.08154.81585.37384.81574.54902.45842.10144.50803.4671
C23.23492.19842.13722.14552.13721.49252.53191.37332.20331.3643
C31.08152.19843.95764.34373.95763.58971.72251.29493.46652.4074
H44.81582.13723.95761.77321.75921.09324.56512.77733.68703.2549
H55.37382.14554.34371.77321.77321.09074.35693.38482.65502.6936
H64.81572.13723.95761.75921.77321.09324.56512.77703.68773.2554
C74.54901.49253.58971.09321.09071.09323.99422.47272.93562.5465
S82.45842.53191.72254.56514.35694.56513.99422.55692.45291.7130
N92.10141.37331.29492.77733.38482.77702.47272.55693.34472.3058
H104.50802.20333.46653.68702.65503.68772.93562.45293.34471.0783
C113.46711.36432.40743.25492.69363.25542.54651.71302.30581.0783

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 120.791 H1 C3 N9 124.082
C2 C7 H4 110.537 C2 C7 H5 111.357
C2 C7 H6 110.537 C2 N9 C3 110.926
C2 C11 S8 110.212 C2 C11 H10 128.476
C3 S8 C11 88.974 H4 C7 H5 108.568
H4 C7 H6 107.143 H5 C7 H6 108.570
C7 C2 N9 119.211 C7 C2 C11 126.027
S8 C3 N9 115.126 S8 C11 H10 121.311
N9 C2 C11 114.762
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.171      
2 C 0.313      
3 C -0.090      
4 H 0.168      
5 H 0.150      
6 H 0.168      
7 C -0.537      
8 S 0.018      
9 N -0.254      
10 H 0.163      
11 C -0.268      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.054 -1.148 0.000 1.149
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.621 3.809 -0.001
y 3.809 -40.295 0.001
z -0.001 0.001 -43.432
Traceless
 xyz
x 3.243 3.809 -0.001
y 3.809 0.732 0.001
z -0.001 0.001 -3.974
Polar
3z2-r2-7.949
x2-y21.674
xy3.809
xz-0.001
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.060 -0.212 0.000
y -0.212 9.612 -0.000
z 0.000 -0.000 5.535


<r2> (average value of r2) Å2
<r2> 177.481
(<r2>)1/2 13.322