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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-45.643085
Energy at 298.15K-45.649072
Nuclear repulsion energy108.644299
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 B3LYP/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3254 3142 1.71      
2 A 3223 3113 2.24      
3 A 3135 3028 24.84      
4 A 3110 3003 25.06      
5 A 3050 2945 30.54      
6 A 1568 1514 28.01      
7 A 1484 1433 26.71      
8 A 1476 1426 8.24      
9 A 1469 1419 35.12      
10 A 1413 1364 2.41      
11 A 1349 1303 15.16      
12 A 1248 1205 0.45      
13 A 1155 1115 3.78      
14 A 1053 1017 5.36      
15 A 1006 971 8.40      
16 A 935 903 15.69      
17 A 870 840 29.33      
18 A 817 789 61.72      
19 A 816 788 10.99      
20 A 741 716 9.30      
21 A 662 639 1.92      
22 A 643 621 0.01      
23 A 546 527 2.09      
24 A 478 461 2.52      
25 A 319 309 2.68      
26 A 229 221 5.54      
27 A 136 131 0.57      

Unscaled Zero Point Vibrational Energy (zpe) 18091.2 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 17470.6 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 B3LYP/CEP-31G*
ABC
0.23706 0.08173 0.06148

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.126 -1.709 0.000
C2 0.658 0.015 0.000
C3 -1.361 -0.930 0.000
H4 2.546 -0.575 0.890
H5 2.607 0.978 -0.001
H6 2.546 -0.577 -0.890
C7 2.177 -0.036 -0.000
S8 -1.815 0.773 -0.000
N9 -0.071 -1.172 0.000
H10 0.224 2.210 0.000
C11 -0.113 1.175 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.27511.09214.88935.44324.88884.61722.50192.12424.57053.5175
C23.27512.22942.16902.17402.16911.52002.58661.39322.23771.3932
C31.09212.22944.02244.40324.02213.64931.76291.31223.51812.4474
H44.88932.16904.02241.79201.78011.10434.65052.82773.73403.3058
H55.44322.17404.40321.79201.79201.10174.42713.43452.68302.7279
H64.88882.16914.02211.78011.79201.10424.65062.82713.73503.3064
C74.61721.52003.64931.10431.10171.10424.07342.51882.97702.5913
S82.50192.58661.76294.65054.42714.65064.07342.61232.49481.7484
N92.12421.39321.31222.82773.43452.82712.51882.61233.39522.3476
H104.57052.23773.51813.73402.68303.73502.97702.49483.39521.0888
C113.51751.39322.44743.30582.72793.30642.59131.74842.34761.0888

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 120.584 H1 C3 N9 123.883
C2 C7 H4 110.484 C2 C7 H5 111.039
C2 C7 H6 110.489 C2 N9 C3 110.954
C2 C11 S8 110.326 C2 C11 H10 128.314
C3 S8 C11 88.373 H4 C7 H5 108.653
H4 C7 H6 107.422 H5 C7 H6 108.652
C7 C2 N9 119.619 C7 C2 C11 125.567
S8 C3 N9 115.533 S8 C11 H10 121.360
N9 C2 C11 114.814
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.300      
2 C -0.347      
3 C -0.390      
4 H 0.159      
5 H 0.167      
6 H 0.159      
7 C -0.391      
8 S -0.044      
9 N 0.292      
10 H 0.340      
11 C -0.245      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.067 1.209 -0.000 1.211
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.897 3.355 0.000
y 3.355 -40.846 -0.000
z 0.000 -0.000 -43.643
Traceless
 xyz
x 5.348 3.355 0.000
y 3.355 -0.576 -0.000
z 0.000 -0.000 -4.772
Polar
3z2-r2-9.544
x2-y23.949
xy3.355
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.236 -0.682 -0.000
y -0.682 10.063 0.000
z -0.000 0.000 4.970


<r2> (average value of r2) Å2
<r2> 128.003
(<r2>)1/2 11.314