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All results from a given calculation for C5H6S (Thiophene, 3-methyl-)

using model chemistry: HF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-590.339513
Energy at 298.15K-590.346100
Nuclear repulsion energy270.995001
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/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' 3422 3089 2.61      
2 A' 3412 3080 2.29      
3 A' 3369 3041 8.06      
4 A' 3267 2949 25.45      
5 A' 3182 2872 40.56      
6 A' 1779 1605 2.57      
7 A' 1630 1471 14.72      
8 A' 1611 1454 6.04      
9 A' 1554 1403 1.08      
10 A' 1525 1377 5.93      
11 A' 1374 1240 3.73      
12 A' 1279 1154 1.69      
13 A' 1206 1089 2.65      
14 A' 1098 991 6.57      
15 A' 1008 910 3.25      
16 A' 924 834 12.41      
17 A' 889 803 21.17      
18 A' 708 639 1.37      
19 A' 579 523 1.75      
20 A' 341 308 0.94      
21 A" 3237 2922 32.57      
22 A" 1611 1454 4.84      
23 A" 1164 1050 2.62      
24 A" 1037 936 0.64      
25 A" 889 802 68.10      
26 A" 804 726 13.11      
27 A" 657 593 10.56      
28 A" 488 440 0.11      
29 A" 252 227 2.33      
30 A" 139 125 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 22216.7 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 20052.8 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 HF/6-31G**
ABC
0.23366 0.08223 0.06151

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.212 0.750 0.000
C2 -1.255 0.261 0.000
C3 0.000 0.974 0.000
C4 1.046 0.127 0.000
H5 -1.874 -1.819 0.000
C6 -1.105 -1.074 0.000
S7 0.559 -1.531 0.000
H8 1.131 2.800 0.000
H9 -0.387 2.896 0.876
H10 -0.387 2.896 -0.876
C11 0.097 2.475 0.000
H12 2.088 0.382 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.07492.22343.31752.59152.13363.58863.92142.95002.95002.88244.3154
C21.07491.44322.30522.17061.34322.54933.48382.90922.90922.59403.3446
C32.22341.44321.34613.36372.32672.56612.14762.14762.14761.50392.1700
C43.31752.30521.34613.50972.46381.72822.67363.23883.23882.53211.0717
H52.59152.17063.36373.50971.07132.44965.51045.02135.02134.72494.5319
C62.13361.34322.32672.46381.07131.72494.47234.12824.12823.74653.5084
S73.58862.54932.56611.72822.44961.72494.36794.61074.61074.03182.4484
H83.92143.48382.14762.67365.51044.47234.36791.75561.75561.08362.6003
H92.95002.90922.14763.23885.02134.12824.61071.75561.75201.08623.6353
H102.95002.90922.14763.23885.02134.12824.61071.75561.75201.08623.6353
C112.88242.59401.50392.53214.72493.74654.03181.08361.08621.08622.8883
H124.31543.34462.17001.07174.53193.50842.44842.60033.63533.63532.8883

picture of Thiophene, 3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C3 123.340 H1 C2 C6 123.475
C2 C3 C4 111.422 C2 C3 C11 123.313
C2 C6 H5 127.691 C2 C6 S7 111.776
C3 C2 C6 113.185 C3 C4 S7 112.578
C3 C4 H12 127.295 C3 C11 H8 111.158
C3 C11 H9 110.994 C3 C11 H10 110.994
C4 C3 C11 125.265 C4 S7 C6 91.038
H5 C6 S7 120.532 S7 C4 H12 120.127
H8 C11 H9 108.022 H8 C11 H10 108.022
H9 C11 H10 107.501
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.152 0.126    
2 C -0.114 -0.181    
3 C 0.029 0.222    
4 C -0.384 -0.346    
5 H 0.179 0.193    
6 C -0.354 -0.197    
7 S 0.274 -0.019    
8 H 0.125 0.048    
9 H 0.130 0.068    
10 H 0.130 0.068    
11 C -0.339 -0.210    
12 H 0.173 0.229    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.545 1.111 0.000 1.238
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.606 1.962 0.000
y 1.962 -41.158 0.000
z 0.000 0.000 -46.800
Traceless
 xyz
x 5.373 1.962 0.000
y 1.962 1.545 0.000
z 0.000 0.000 -6.918
Polar
3z2-r2-13.836
x2-y22.552
xy1.962
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.807 -0.639 0.000
y -0.639 11.783 0.000
z 0.000 0.000 4.996


<r2> (average value of r2) Å2
<r2> 186.594
(<r2>)1/2 13.660