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

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at G3B3
 hartrees
Energy at 0K-608.077402
Energy at 298.15K-608.070738
Nuclear repulsion energy 
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/6-31G*
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 3277 3147 1.49      
2 A 3245 3116 2.13      
3 A 3139 3014 15.97      
4 A 3110 2987 15.11      
5 A 3055 2933 23.07      
6 A 1586 1523 28.09      
7 A 1514 1454 29.69      
8 A 1507 1447 5.68      
9 A 1495 1436 25.98      
10 A 1442 1385 1.40      
11 A 1360 1306 13.40      
12 A 1266 1216 1.64      
13 A 1174 1127 4.58      
14 A 1080 1037 4.39      
15 A 1028 988 8.66      
16 A 950 912 16.53      
17 A 881 846 30.14      
18 A 824 791 11.25      
19 A 817 785 37.99      
20 A 735 705 7.66      
21 A 668 642 2.34      
22 A 652 626 0.51      
23 A 556 534 2.50      
24 A 487 468 1.91      
25 A 333 320 2.25      
26 A 232 223 3.45      
27 A 129 124 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 18271.2 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 17545.8 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 B3LYP/6-31G*
ABC
0.24194 0.08343 0.06276

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.554 2.033 0.000
C2 -0.952 -0.039 -0.000
C3 0.904 1.165 0.000
H4 -2.880 0.309 0.882
H5 -2.749 -1.227 -0.001
H6 -2.880 0.310 -0.882
C7 -2.447 -0.176 -0.000
S8 1.575 -0.450 -0.000
N9 -0.392 1.228 -0.000
H10 -0.241 -2.129 0.000
C11 -0.047 -1.065 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.25201.08404.83865.39894.83834.57022.48282.10674.53293.4879
C23.25202.21292.14852.15432.14851.50072.55981.38482.20741.3682
C31.08402.21293.97894.36723.97873.60941.74871.29823.48802.4253
H44.83862.14853.97891.77661.76391.09614.60402.79453.69913.2696
H55.39892.15434.36721.77661.77661.09374.39303.40292.66492.7067
H64.83832.14853.97871.76391.77661.09614.60402.79413.69983.2701
C74.57021.50073.60941.09611.09371.09614.03042.48792.94562.5587
S82.48282.55981.74874.60404.39304.60404.03042.58502.47341.7348
N92.10671.38481.29822.79453.40292.79412.48792.58503.36002.3188
H104.53292.20743.48803.69912.66493.69982.94562.47343.36001.0812
C113.48791.36822.42533.26962.70673.27012.55871.73482.31881.0812

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 120.621 H1 C3 N9 124.100
C2 C7 H4 110.688 C2 C7 H5 111.300
C2 C7 H6 110.687 C2 N9 C3 111.094
C2 C11 S8 110.610 C2 C11 H10 128.259
C3 S8 C11 88.251 H4 C7 H5 108.442
H4 C7 H6 107.145 H5 C7 H6 108.444
C7 C2 N9 119.075 C7 C2 C11 126.159
S8 C3 N9 115.279 S8 C11 H10 121.131
N9 C2 C11 114.766
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.182 0.109   0.152
2 C 0.308 0.474   0.563
3 C -0.128 0.156   0.076
4 H 0.172 0.135   0.181
5 H 0.152 0.094   0.141
6 H 0.172 0.136   0.181
7 C -0.503 -0.446   -0.624
8 S 0.237 -0.024   0.001
9 N -0.381 -0.493   -0.485
10 H 0.176 0.206   0.235
11 C -0.386 -0.348   -0.420


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.096 -1.135 0.000 1.139
CHELPG 0.175 -1.105 0.000 1.119
AIM        
ESP 0.106 -1.080 0.000 1.085


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 180.274
(<r2>)1/2 13.427