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

using model chemistry: B3PW91/6-31G(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 B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-608.263687
Energy at 298.15K-608.269774
Nuclear repulsion energy274.222156
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 B3PW91/6-31G(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 3272 3146 1.72      
2 A 3237 3112 0.67      
3 A 3148 3026 11.39      
4 A 3118 2998 9.78      
5 A 3050 2933 20.69      
6 A 1576 1515 37.95      
7 A 1490 1433 40.20      
8 A 1476 1419 3.86      
9 A 1469 1412 5.70      
10 A 1404 1349 2.38      
11 A 1362 1309 13.05      
12 A 1252 1204 1.56      
13 A 1157 1112 3.71      
14 A 1056 1015 4.07      
15 A 1011 972 10.23      
16 A 951 915 14.43      
17 A 896 861 28.25      
18 A 844 811 12.70      
19 A 826 794 32.72      
20 A 743 714 7.87      
21 A 680 654 1.05      
22 A 659 634 0.32      
23 A 560 538 1.28      
24 A 496 477 1.98      
25 A 332 319 2.36      
26 A 234 225 3.38      
27 A 121 116 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 18210.1 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 17507.1 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 B3PW91/6-31G(2df,p)
ABC
0.24480 0.08456 0.06359

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.563 2.016 0.000
C2 -0.945 -0.035 -0.000
C3 0.909 1.153 0.000
H4 -2.865 0.315 0.881
H5 -2.737 -1.221 -0.001
H6 -2.865 0.316 -0.881
C7 -2.434 -0.171 -0.000
S8 1.558 -0.447 -0.000
N9 -0.386 1.222 -0.000
H10 -0.236 -2.125 0.001
C11 -0.044 -1.062 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.24041.08294.82475.38264.82454.55652.46352.10524.51483.4727
C23.24042.20232.14092.14882.14081.49462.53741.37532.20731.3668
C31.08292.20233.96494.35103.96483.59561.72721.29703.47212.4117
H44.82472.14093.96491.77531.76141.09494.57412.78243.69363.2605
H55.38262.14884.35101.77531.77541.09234.36473.39002.66022.6980
H64.82452.14083.96481.76141.77541.09494.57412.78203.69433.2609
C74.55651.49463.59561.09491.09231.09494.00162.47652.94082.5504
S82.46352.53741.72724.57414.36474.57414.00162.56252.45591.7162
N92.10521.37531.29702.78243.39002.78202.47652.56253.34982.3093
H104.51482.20733.47213.69362.66023.69432.94082.45593.34981.0798
C113.47271.36682.41173.26052.69803.26092.55041.71622.30931.0798

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 120.749 H1 C3 N9 124.148
C2 C7 H4 110.583 C2 C7 H5 111.378
C2 C7 H6 110.583 C2 N9 C3 110.968
C2 C11 S8 110.269 C2 C11 H10 128.517
C3 S8 C11 88.915 H4 C7 H5 108.529
H4 C7 H6 107.103 H5 C7 H6 108.531
C7 C2 N9 119.232 C7 C2 C11 126.024
S8 C3 N9 115.104 S8 C11 H10 121.214
N9 C2 C11 114.744
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.167      
2 C 0.317      
3 C -0.088      
4 H 0.165      
5 H 0.147      
6 H 0.165      
7 C -0.535      
8 S 0.010      
9 N -0.248      
10 H 0.160      
11 C -0.261      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.041 -1.142 0.000 1.143
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.660 3.792 -0.001
y 3.792 -40.337 0.000
z -0.001 0.000 -43.414
Traceless
 xyz
x 3.215 3.792 -0.001
y 3.792 0.701 0.000
z -0.001 0.000 -3.916
Polar
3z2-r2-7.832
x2-y21.676
xy3.792
xz-0.001
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.225 -0.204 0.003
y -0.204 9.708 0.003
z 0.003 0.003 5.559


<r2> (average value of r2) Å2
<r2> 178.060
(<r2>)1/2 13.344