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All results from a given calculation for C5H6S (Thiophene, 2-methyl-)

using model chemistry: B97D3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31+G**
 hartrees
Energy at 0K-592.209124
Energy at 298.15K-592.215113
HF Energy-592.209124
Nuclear repulsion energy270.795242
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 B97D3/6-31+G**
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' 3215 3159 1.56      
2 A' 3170 3115 11.39      
3 A' 3153 3098 10.94      
4 A' 3075 3022 16.26      
5 A' 2982 2931 47.08      
6 A' 1551 1525 1.86      
7 A' 1472 1446 3.16      
8 A' 1459 1434 14.75      
9 A' 1392 1368 0.11      
10 A' 1354 1331 1.78      
11 A' 1231 1210 10.80      
12 A' 1154 1135 9.53      
13 A' 1083 1064 2.63      
14 A' 1049 1031 4.73      
15 A' 975 958 2.10      
16 A' 838 823 12.22      
17 A' 730 717 0.90      
18 A' 653 641 1.82      
19 A' 544 534 0.51      
20 A' 301 296 0.87      
21 A" 3041 2988 17.55      
22 A" 1456 1430 8.82      
23 A" 1034 1016 0.24      
24 A" 860 845 0.22      
25 A" 788 774 17.61      
26 A" 665 654 78.14      
27 A" 553 543 0.99      
28 A" 457 449 5.99      
29 A" 221 217 3.25      
30 A" 90 88 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 20269.8 cm-1
Scaled (by 0.9828) Zero Point Vibrational Energy (zpe) 19921.2 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 B97D3/6-31+G**
ABC
0.17307 0.10252 0.06517

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.401 -1.560 0.000
C2 -1.447 -1.038 0.000
H3 -2.152 1.080 0.000
C4 -1.311 0.389 0.000
C5 0.000 0.820 0.000
H6 -0.033 -2.752 0.000
C7 -0.232 -1.686 0.000
S8 1.090 -0.553 0.000
H9 -0.320 2.931 0.000
H10 1.138 2.436 0.887
H11 1.138 2.436 -0.887
C12 0.522 2.227 0.000

Atom - Atom Distances (Å)
  H1 C2 H3 C4 C5 H6 C7 S8 H9 H10 H11 C12
H11.08792.65202.23253.38042.65162.17243.63364.94915.41135.41134.7843
C21.08792.23231.43272.35422.22241.37652.58294.12504.42014.42013.8128
H32.65202.23231.08862.16774.37933.36683.63022.60353.66733.66732.9098
C42.23251.43271.08861.38033.39092.33812.57952.72823.31353.31352.5967
C53.38042.35422.16771.38033.57162.51581.75272.13512.16712.16711.5016
H62.65162.22244.37933.39093.57161.08492.46905.68975.39225.39225.0101
C72.17241.37653.36682.33812.51581.08491.74124.61694.43344.43343.9850
S83.63362.58293.63022.57951.75272.46901.74123.75813.11863.11862.8377
H94.94914.12502.60352.72822.13515.68974.61693.75811.77691.77691.0973
H105.41134.42013.66733.31352.16715.39224.43343.11861.77691.77441.0999
H115.41134.42013.66733.31352.16715.39224.43343.11861.77691.77441.0999
C124.78433.81282.90982.59671.50165.01013.98502.83771.09731.09991.0999

picture of Thiophene, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C4 124.140 H1 C2 C7 123.245
C2 C4 H3 124.008 C2 C4 C5 113.614
C2 C7 H6 128.653 C2 C7 S8 111.220
H3 C4 C5 122.378 C4 C2 C7 112.615
C4 C5 S8 110.126 C4 C5 C12 128.506
C5 S8 C7 92.425 C5 C12 H9 109.546
C5 C12 H10 111.938 C5 C12 H11 111.938
H6 C7 S8 120.128 S8 C5 C12 121.368
H9 C12 H10 107.852 H9 C12 H11 107.852
H10 C12 H11 107.543
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.140      
2 C -0.242      
3 H 0.135      
4 C 0.079      
5 C 0.013      
6 H 0.169      
7 C -0.151      
8 S -0.026      
9 H 0.167      
10 H 0.173      
11 H 0.173      
12 C -0.628      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.364 0.634 0.000 0.731
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.646 0.652 0.000
y 0.652 -37.848 0.000
z 0.000 0.000 -46.810
Traceless
 xyz
x 0.683 0.652 0.000
y 0.652 6.380 0.000
z 0.000 0.000 -7.063
Polar
3z2-r2-14.126
x2-y2-3.798
xy0.652
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.761 0.463 0.000
y 0.463 13.379 0.000
z 0.000 0.000 7.447


<r2> (average value of r2) Å2
<r2> 179.546
(<r2>)1/2 13.399