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

using model chemistry: HF/TZVP

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/TZVP
 hartrees
Energy at 0K-606.414836
Energy at 298.15K-606.421283
HF Energy-606.414836
Nuclear repulsion energy274.994687
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/TZVP
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 3413 3101 2.83      
2 A 3375 3066 1.82      
3 A 3255 2958 23.73      
4 A 3236 2940 20.50      
5 A 3179 2888 27.89      
6 A 1747 1587 53.00      
7 A 1640 1490 47.04      
8 A 1606 1459 7.67      
9 A 1595 1449 6.70      
10 A 1542 1401 2.91      
11 A 1460 1326 26.74      
12 A 1365 1240 1.01      
13 A 1256 1141 8.07      
14 A 1164 1058 1.78      
15 A 1107 1006 5.66      
16 A 1018 925 21.31      
17 A 954 867 27.45      
18 A 923 839 38.44      
19 A 891 809 5.69      
20 A 842 765 22.92      
21 A 720 654 2.80      
22 A 705 640 1.15      
23 A 591 537 3.29      
24 A 514 467 5.98      
25 A 357 324 2.64      
26 A 248 226 4.94      
27 A 157 143 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 19428.6 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 17652.8 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/TZVP
ABC
0.24690 0.08477 0.06384

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.547 2.000 -0.000
C2 0.931 -0.011 -0.001
C3 -0.925 1.149 -0.000
H4 2.850 0.476 -0.766
H5 2.702 -1.179 -0.189
H6 2.822 0.150 0.958
C7 2.408 -0.152 0.000
S8 -1.534 -0.460 0.001
N9 0.354 1.200 0.000
H10 0.320 -2.078 -0.001
C11 0.072 -1.055 -0.001

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.19051.05384.71625.30914.84024.50252.45942.06164.48423.4566
C23.19052.18812.12292.12982.12721.48442.50481.34152.15531.3518
C31.05382.18813.91044.31343.99473.57811.71991.27953.45822.4183
H44.71622.12293.91041.75881.75461.08494.54782.71013.67573.2633
H55.30912.12984.31341.75881.75951.08434.30023.34802.55292.6397
H64.84022.12723.99471.75461.75951.08644.50152.84873.48523.1523
C74.50251.48443.57811.08491.08431.08643.95392.45982.84072.5048
S82.45942.50481.71994.54784.30024.50153.95392.51342.46031.7121
N92.06161.34151.27952.71013.34802.84872.45982.51343.27812.2725
H104.48422.15533.45823.67572.55293.48522.84072.46033.27811.0527
C113.45661.35182.41833.26332.63973.15232.50481.71212.27251.0527

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 123.108 H1 C3 N9 123.857
C2 C7 H4 110.469 C2 C7 H5 111.064
C2 C7 H6 110.728 C2 N9 C3 113.170
C2 C11 S8 109.115 C2 C11 H10 126.925
C3 S8 C11 89.604 H4 C7 H5 108.350
H4 C7 H6 107.819 H5 C7 H6 108.304
C7 C2 N9 120.940 C7 C2 C11 123.984
S8 C3 N9 113.035 S8 C11 H10 123.959
N9 C2 C11 115.076
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.145      
2 C -0.001      
3 C -0.084      
4 H 0.107      
5 H 0.093      
6 H 0.107      
7 C -0.353      
8 S 0.074      
9 N -0.071      
10 H 0.167      
11 C -0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.161 -1.145 -0.001 1.156
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.116 -4.512 0.001
y -4.512 -41.681 -0.001
z 0.001 -0.001 -45.201
Traceless
 xyz
x 3.325 -4.512 0.001
y -4.512 0.977 -0.001
z 0.001 -0.001 -4.302
Polar
3z2-r2-8.604
x2-y21.566
xy-4.512
xz0.001
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.603 0.459 0.000
y 0.459 9.668 0.000
z 0.000 0.000 6.083


<r2> (average value of r2) Å2
<r2> 178.279
(<r2>)1/2 13.352