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

using model chemistry: B1B95/6-31G(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 B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-608.332644
Energy at 298.15K-608.338741
Nuclear repulsion energy275.010729
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 B1B95/6-31G(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 3281 3142 1.81      
2 A 3243 3106 0.76      
3 A 3161 3027 10.97      
4 A 3132 2999 9.40      
5 A 3061 2932 18.62      
6 A 1587 1520 38.43      
7 A 1500 1436 35.99      
8 A 1478 1416 7.15      
9 A 1469 1407 5.45      
10 A 1402 1343 3.50      
11 A 1370 1312 12.87      
12 A 1254 1201 1.66      
13 A 1157 1109 3.82      
14 A 1054 1010 3.91      
15 A 1009 967 10.46      
16 A 954 914 13.98      
17 A 902 864 27.10      
18 A 853 817 12.89      
19 A 831 795 30.89      
20 A 748 716 7.76      
21 A 682 653 0.94      
22 A 658 631 0.36      
23 A 559 536 1.18      
24 A 496 475 1.88      
25 A 329 315 2.22      
26 A 235 225 3.29      
27 A 123 118 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 18263.0 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 17490.5 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 B1B95/6-31G(2df,p)
ABC
0.24634 0.08502 0.06395

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.561 2.009 -0.000
C2 -0.943 -0.035 -0.000
C3 0.907 1.148 -0.000
H4 -2.857 0.314 0.879
H5 -2.730 -1.219 -0.001
H6 -2.858 0.315 -0.879
C7 -2.428 -0.171 0.000
S8 1.553 -0.446 0.000
N9 -0.386 1.219 -0.000
H10 -0.234 -2.119 -0.000
C11 -0.043 -1.059 -0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.23201.08134.81365.36954.81324.54612.45472.10104.50203.4616
C23.23202.19552.13582.14392.13581.49152.52971.37182.20191.3634
C31.08132.19553.95494.33933.95463.58651.71981.29463.46112.4023
H44.81362.13583.95491.77221.75831.09264.56142.77533.68483.2530
H55.36952.14394.33931.77221.77231.09014.35243.38212.65312.6920
H64.81322.13583.95461.75831.77231.09264.56162.77493.68533.2533
C74.54611.49153.58651.09261.09011.09263.99072.47072.93382.5450
S82.45472.52971.71984.56144.35244.56163.99072.55562.44891.7096
N92.10101.37181.29462.77533.38212.77492.47072.55563.34192.3033
H104.50202.20193.46113.68482.65313.68532.93382.44893.34191.0780
C113.46161.36342.40233.25302.69203.25332.54501.70962.30331.0780

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 120.700 H1 C3 N9 124.086
C2 C7 H4 110.535 C2 C7 H5 111.342
C2 C7 H6 110.534 C2 N9 C3 110.818
C2 C11 S8 110.309 C2 C11 H10 128.443
C3 S8 C11 88.935 H4 C7 H5 108.575
H4 C7 H6 107.151 H5 C7 H6 108.577
C7 C2 N9 119.223 C7 C2 C11 126.053
S8 C3 N9 115.214 S8 C11 H10 121.249
N9 C2 C11 114.724
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.151      
2 C 0.314      
3 C -0.072      
4 H 0.152      
5 H 0.133      
6 H 0.152      
7 C -0.492      
8 S 0.012      
9 N -0.250      
10 H 0.143      
11 C -0.244      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.069 -1.150 0.000 1.152
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.626 3.710 0.000
y 3.710 -40.342 0.000
z 0.000 0.000 -43.326
Traceless
 xyz
x 3.208 3.710 0.000
y 3.710 0.634 0.000
z 0.000 0.000 -3.842
Polar
3z2-r2-7.685
x2-y21.716
xy3.710
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.099 -0.191 -0.000
y -0.191 9.626 0.000
z -0.000 0.000 5.518


<r2> (average value of r2) Å2
<r2> 177.186
(<r2>)1/2 13.311