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

using model chemistry: B1B95/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 B1B95/CEP-31G
 hartrees
Energy at 0K-45.478781
Energy at 298.15K-45.484783
Nuclear repulsion energy107.734482
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 B1B95/CEP-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 3311 3170 1.79      
2 A 3289 3149 0.71      
3 A 3190 3054 25.53      
4 A 3164 3030 26.53      
5 A 3079 2948 26.76      
6 A 1594 1526 17.60      
7 A 1494 1431 50.05      
8 A 1489 1426 39.93      
9 A 1484 1421 14.37      
10 A 1436 1375 16.44      
11 A 1348 1290 11.41      
12 A 1250 1197 1.47      
13 A 1167 1117 2.86      
14 A 1079 1033 8.81      
15 A 1024 981 9.59      
16 A 923 884 11.46      
17 A 848 812 29.13      
18 A 830 795 60.29      
19 A 784 751 18.38      
20 A 774 742 7.83      
21 A 658 630 0.29      
22 A 649 622 7.44      
23 A 541 518 4.88      
24 A 470 450 5.64      
25 A 322 308 3.16      
26 A 233 223 6.20      
27 A 130 124 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 18278.2 cm-1
Scaled (by 0.9575) Zero Point Vibrational Energy (zpe) 17501.3 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 B1B95/CEP-31G
ABC
0.23158 0.07983 0.06004

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.548 2.082 -0.000
C2 0.982 -0.044 0.000
C3 -0.899 1.209 -0.000
H4 2.922 0.296 -0.888
H5 2.784 -1.250 0.000
H6 2.921 0.296 0.888
C7 2.488 -0.192 0.000
S8 -1.625 -0.458 -0.000
N9 0.414 1.247 0.000
H10 0.246 -2.154 0.000
C11 0.058 -1.086 -0.000

Atom - Atom Distances (Å)
  H1 C2 C3 H4 H5 H6 C7 S8 N9 H10 C11
H13.30421.08704.89405.46484.89384.63182.54102.13184.59973.5510
C23.30422.26052.15962.16832.15961.51292.63981.41022.23481.3926
C31.08702.26054.02744.42884.02723.66531.81861.31353.55292.4866
H44.89402.15964.02741.78761.77511.10154.69312.82503.73433.3008
H55.46482.16834.42881.78761.78761.09894.47963.44262.69432.7312
H64.89382.15964.02721.77511.78761.10154.69322.82483.73463.3009
C74.63181.51293.66531.10151.09891.10154.12132.52402.97922.5891
S82.54102.63981.81864.69314.47964.69324.12132.65772.52511.7960
N92.13181.41021.31352.82503.44262.82482.52402.65773.40482.3594
H104.59972.23483.55293.73432.69433.73462.97922.52513.40481.0847
C113.55101.39262.48663.30082.73123.30092.58911.79602.35941.0847

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 119.846 H1 C3 N9 125.003
C2 C7 H4 110.399 C2 C7 H5 111.254
C2 C7 H6 110.399 C2 N9 C3 112.135
C2 C11 S8 111.128 C2 C11 H10 128.436
C3 S8 C11 86.929 H4 C7 H5 108.659
H4 C7 H6 107.360 H5 C7 H6 108.660
C7 C2 N9 119.372 C7 C2 C11 125.971
S8 C3 N9 115.151 S8 C11 H10 120.436
N9 C2 C11 114.657
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.304      
2 C -0.362      
3 C -0.535      
4 H 0.156      
5 H 0.158      
6 H 0.156      
7 C -0.342      
8 S 0.187      
9 N 0.313      
10 H 0.336      
11 C -0.371      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.069 -1.303 -0.000 1.305
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.761 -4.903 0.000
y -4.903 -40.893 -0.000
z 0.000 -0.000 -43.928
Traceless
 xyz
x 3.649 -4.903 0.000
y -4.903 0.451 -0.000
z 0.000 -0.000 -4.100
Polar
3z2-r2-8.201
x2-y22.132
xy-4.903
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.960 0.434 0.000
y 0.434 9.770 0.000
z 0.000 0.000 4.412


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000