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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at G4
 hartrees
Energy at 0K-608.130155
Energy at 298.15K-608.123595
HF Energy-608.389381
Nuclear repulsion energy273.388284
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(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 3262 3148 1.86      
2 A 3227 3114 0.87      
3 A 3128 3018 13.33      
4 A 3097 2988 12.25      
5 A 3040 2934 21.06      
6 A 1568 1514 34.27      
7 A 1486 1434 37.66      
8 A 1476 1424 5.00      
9 A 1476 1424 8.47      
10 A 1412 1363 0.72      
11 A 1349 1302 13.18      
12 A 1252 1208 2.15      
13 A 1157 1117 4.57      
14 A 1064 1026 3.37      
15 A 1017 981 9.58      
16 A 945 912 15.64      
17 A 879 849 29.87      
18 A 827 798 30.14      
19 A 826 797 11.49      
20 A 745 719 7.02      
21 A 670 647 1.57      
22 A 659 636 0.48      
23 A 555 536 1.77      
24 A 493 476 1.97      
25 A 332 320 2.16      
26 A 234 225 3.00      
27 A 125 121 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 18150.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 17515.4 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(2df,p)
ABC
0.24345 0.08400 0.06318

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.560 2.023 0.000
C2 -0.948 -0.038 -0.000
C3 0.908 1.160 0.000
H4 -2.872 0.314 0.881
H5 -2.745 -1.222 -0.001
H6 -2.872 0.315 -0.881
C7 -2.441 -0.172 -0.000
S8 1.566 -0.449 -0.000
N9 -0.388 1.223 -0.000
H10 -0.239 -2.126 0.000
C11 -0.047 -1.064 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.24641.08214.83135.39074.83104.56352.47232.10534.52233.4806
C23.24642.20892.14512.15142.14511.49842.54761.38022.20521.3661
C31.08212.20893.97234.36023.97223.60371.73831.29683.48012.4203
H44.83132.14513.97231.77531.76131.09504.58872.78873.69643.2647
H55.39072.15144.36021.77531.77531.09244.37933.39622.66392.7024
H64.83102.14513.97221.76131.77531.09504.58872.78833.69703.2651
C74.56351.49843.60371.09501.09241.09504.01612.48262.94342.5545
S82.47232.54761.73834.58874.37934.58874.01612.57152.46361.7261
N92.10531.38021.29682.78873.39622.78832.48262.57153.35252.3127
H104.52232.20523.48013.69642.66393.69702.94342.46363.35251.0789
C113.48061.36612.42033.26472.70243.26512.55451.72612.31271.0789

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 120.486 H1 C3 N9 124.227
C2 C7 H4 110.478 C2 C7 H5 111.342
C2 C7 H6 110.476 C2 N9 C3 111.187
C2 C11 S8 110.577 C2 C11 H10 128.317
C3 S8 C11 88.418 H4 C7 H5 108.583
H4 C7 H6 107.254 H5 C7 H6 108.587
C7 C2 N9 118.799 C7 C2 C11 126.670
S8 C3 N9 115.287 S8 C11 H10 121.107
N9 C2 C11 114.531
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.141      
2 C 0.320      
3 C -0.053      
4 H 0.141      
5 H 0.122      
6 H 0.141      
7 C -0.477      
8 S -0.031      
9 N -0.224      
10 H 0.130      
11 C -0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.037 -1.113 0.000 1.114
CHELPG        
AIM        
ESP        


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> 179.209
(<r2>)1/2 13.387