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

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-606.438985
Energy at 298.15K-606.445464
Nuclear repulsion energy275.784715
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 HF/cc-pVTZ
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 3404 3098 2.76      
2 A 3362 3060 2.86      
3 A 3245 2953 23.39      
4 A 3223 2933 20.90      
5 A 3170 2885 27.96      
6 A 1741 1584 56.14      
7 A 1628 1482 37.08      
8 A 1603 1459 7.34      
9 A 1593 1450 5.89      
10 A 1539 1401 2.23      
11 A 1460 1329 26.96      
12 A 1362 1240 1.03      
13 A 1255 1142 7.19      
14 A 1165 1060 2.67      
15 A 1104 1005 5.77      
16 A 1018 926 22.18      
17 A 968 881 25.84      
18 A 928 845 35.96      
19 A 900 819 6.08      
20 A 850 773 22.91      
21 A 723 658 1.72      
22 A 717 653 0.91      
23 A 592 539 2.09      
24 A 522 475 5.87      
25 A 356 324 2.58      
26 A 251 229 4.65      
27 A 158 144 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 19416.6 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 17671.1 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 HF/cc-pVTZ
ABC
0.24826 0.08527 0.06421

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.535 2.007 -0.001
C2 -0.937 -0.047 -0.000
C3 0.898 1.145 -0.000
H4 -2.841 0.327 0.875
H5 -2.741 -1.196 -0.001
H6 -2.842 0.328 -0.873
C7 -2.428 -0.161 0.000
S8 1.555 -0.444 0.000
N9 -0.371 1.211 -0.000
H10 -0.259 -2.107 -0.001
C11 -0.056 -1.059 -0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.21401.07154.76885.34254.76814.51722.45092.06554.48813.4540
C23.21402.18852.12882.13872.12881.49542.52271.37982.16821.3414
C31.07152.18853.92684.32723.92663.57351.71911.27113.45192.4017
H44.76882.12883.92681.75941.74791.08334.54772.76583.65443.2316
H55.34252.13874.32721.75941.75941.08144.36063.37802.64322.6882
H64.76812.12883.92661.74791.75941.08334.54812.76523.65513.2321
C74.51721.49543.57351.08331.08141.08333.99242.47262.91362.5362
S82.45092.52271.71914.54774.36064.54813.99242.53912.46081.7239
N92.06551.37981.27112.76583.37802.76522.47262.53913.32002.2919
H104.48812.16823.45193.65442.64323.65512.91362.46083.32001.0676
C113.45401.34142.40173.23162.68823.23212.53621.72392.29191.0676

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 121.110 H1 C3 N9 123.472
C2 C7 H4 110.263 C2 C7 H5 111.179
C2 C7 H6 110.265 C2 N9 C3 111.226
C2 C11 S8 110.147 C2 C11 H10 127.971
C3 S8 C11 88.464 H4 C7 H5 108.735
H4 C7 H6 107.566 H5 C7 H6 108.739
C7 C2 N9 118.574 C7 C2 C11 126.681
S8 C3 N9 115.418 S8 C11 H10 121.882
N9 C2 C11 114.745
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.181 0.116 0.065 0.165
2 C 0.096 0.490 0.595 0.616
3 C -0.058 0.210 0.700 0.119
4 H 0.107 0.134 -0.020 0.195
5 H 0.094 0.085 -0.043 0.146
6 H 0.107 0.135 -0.020 0.195
7 C -0.259 -0.430 0.200 -0.668
8 S 0.026 -0.049 0.232 -0.020
9 N -0.223 -0.549 -1.512 -0.547
10 H 0.187 0.223 0.051 0.260
11 C -0.258 -0.365 -0.261 -0.462


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.129 -1.101 -0.000 1.108
CHELPG        
AIM -1.529 1.186 -0.000 1.935
ESP 0.136 -1.025 -0.000 1.034


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.856 4.292 -0.001
y 4.292 -41.344 -0.000
z -0.001 -0.000 -44.884
Traceless
 xyz
x 3.259 4.292 -0.001
y 4.292 1.026 -0.000
z -0.001 -0.000 -4.285
Polar
3z2-r2-8.569
x2-y21.488
xy4.292
xz-0.001
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.978 -0.337 0.000
y -0.337 9.747 0.000
z 0.000 0.000 5.929


<r2> (average value of r2) Å2
<r2> 177.280
(<r2>)1/2 13.315