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

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-599.436782
Energy at 298.15K-599.442978
Nuclear repulsion energy272.237693
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/STO-3G
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 3762 3071 19.81      
2 A 3756 3067 0.23      
3 A 3735 3050 0.05      
4 A 3715 3034 12.53      
5 A 3565 2911 0.78      
6 A 1927 1574 4.90      
7 A 1818 1485 4.13      
8 A 1810 1478 1.71      
9 A 1795 1466 32.57      
10 A 1720 1405 2.14      
11 A 1557 1272 18.46      
12 A 1446 1180 2.88      
13 A 1363 1113 6.84      
14 A 1265 1033 4.81      
15 A 1201 981 8.99      
16 A 1080 882 13.29      
17 A 1044 853 4.46      
18 A 1009 824 6.47      
19 A 994 812 11.07      
20 A 975 796 2.66      
21 A 790 645 1.22      
22 A 714 583 1.29      
23 A 642 524 4.31      
24 A 519 423 1.17      
25 A 355 290 1.53      
26 A 264 216 2.06      
27 A 113 92 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 21467.3 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 17528.1 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 HF/STO-3G
ABC
0.24052 0.08314 0.06250

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 1.579 2.010 0.000
C2 -0.948 -0.053 0.000
C3 0.923 1.147 0.000
H4 -2.882 0.312 0.879
H5 -2.763 -1.215 -0.000
H6 -2.883 0.313 -0.879
C7 -2.463 -0.172 0.000
S8 1.569 -0.462 -0.000
N9 -0.370 1.263 0.000
H10 -0.276 -2.105 0.000
C11 -0.059 -1.049 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.26271.08464.85445.40924.85424.59352.47222.08804.51393.4705
C23.26272.22252.15582.15512.15581.51932.55021.43692.15891.3350
C31.08462.22253.99354.37773.99343.63311.73421.29783.46572.4056
H44.85442.15583.99351.76591.75801.08754.60302.82643.66123.2549
H55.40922.15514.37771.76591.76591.08564.39733.44452.64152.7091
H64.85422.15583.99341.75801.76591.08754.60312.82613.66173.2552
C74.59351.51933.63311.08751.08561.08754.04232.53692.91862.5587
S82.47222.55021.73424.60304.39734.60314.04232.59512.47051.7309
N92.08801.43691.29782.82643.44452.82612.53692.59513.36852.3324
H104.51392.15893.46573.66122.64153.66172.91862.47053.36851.0777
C113.47051.33502.40563.25492.70913.25522.55871.73092.33241.0777

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 120.837 H1 C3 N9 122.172
C2 C7 H4 110.484 C2 C7 H5 110.545
C2 C7 H6 110.483 C2 N9 C3 108.618
C2 C11 S8 111.921 C2 C11 H10 126.644
C3 S8 C11 87.934 H4 C7 H5 108.701
H4 C7 H6 107.852 H5 C7 H6 108.701
C7 C2 N9 118.197 C7 C2 C11 127.267
S8 C3 N9 116.991 S8 C11 H10 121.434
N9 C2 C11 114.536
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.083      
2 C 0.069      
3 C -0.069      
4 H 0.074      
5 H 0.066      
6 H 0.074      
7 C -0.182      
8 S 0.256      
9 N -0.254      
10 H 0.078      
11 C -0.195      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.818 -1.500 -0.000 1.709
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.274 3.090 0.000
y 3.090 -39.920 -0.000
z 0.000 -0.000 -39.320
Traceless
 xyz
x 2.346 3.090 0.000
y 3.090 -1.623 -0.000
z 0.000 -0.000 -0.723
Polar
3z2-r2-1.446
x2-y22.646
xy3.090
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.508 0.085 -0.000
y 0.085 5.315 0.000
z -0.000 0.000 1.628


<r2> (average value of r2) Å2
<r2> 179.298
(<r2>)1/2 13.390