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

using model chemistry: B3PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-592.244170
Energy at 298.15K-592.250393
Nuclear repulsion energy269.397314
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 B3PW91/aug-cc-pVDZ
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' 3263 3147 0.60      
2 A' 3252 3137 0.72      
3 A' 3212 3098 4.32      
4 A' 3137 3026 14.57      
5 A' 3037 2929 33.60      
6 A' 1603 1546 4.02      
7 A' 1484 1431 13.13      
8 A' 1458 1406 1.58      
9 A' 1418 1367 5.75      
10 A' 1387 1338 0.08      
11 A' 1245 1201 3.22      
12 A' 1174 1132 2.40      
13 A' 1091 1052 3.39      
14 A' 1001 966 8.32      
15 A' 947 913 2.13      
16 A' 873 842 15.09      
17 A' 843 813 6.64      
18 A' 666 642 0.28      
19 A' 546 527 0.27      
20 A' 323 312 0.90      
21 A" 3102 2992 15.05      
22 A" 1455 1404 6.71      
23 A" 1042 1006 1.70      
24 A" 883 851 0.25      
25 A" 767 740 73.07      
26 A" 684 659 4.66      
27 A" 607 585 13.85      
28 A" 462 445 0.00      
29 A" 235 227 3.31      
30 A" 121 117 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 20656.4 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 19925.2 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 B3PW91/aug-cc-pVDZ
ABC
0.23147 0.08138 0.06090

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.221 0.794 0.000
C2 -1.254 0.291 0.000
C3 0.000 0.985 0.000
C4 1.056 0.109 0.000
H5 -1.902 -1.827 0.000
C6 -1.121 -1.071 0.000
S7 0.541 -1.544 0.000
H8 1.182 2.789 0.000
H9 -0.352 2.920 0.886
H10 -0.352 2.920 -0.886
C11 0.129 2.480 0.000
H12 2.118 0.342 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.09002.22933.34812.64022.16473.61893.94482.96622.96622.89304.3626
C21.09001.43292.31722.21541.36872.56743.48852.91672.91672.58933.3721
C32.22931.43291.37273.39502.34202.58672.15642.15682.15681.50062.2137
C43.34812.31721.37273.53512.47651.73102.68323.26703.26702.54641.0871
H52.64022.21543.39503.53511.08682.45955.55135.07165.07164.76234.5676
C62.16471.36872.34202.47651.08681.72884.49474.15974.15973.76503.5340
S73.61892.56742.58671.73102.45951.72884.38004.63814.63814.04542.4580
H83.94483.48852.15642.68325.55134.49474.38001.77651.77651.09692.6200
H92.96622.91672.15683.26705.07164.15974.63811.77651.77151.10003.6790
H102.96622.91672.15683.26705.07164.15974.63811.77651.77151.10003.6790
C112.89302.58931.50062.54644.76233.76504.04541.09691.10001.10002.9204
H124.36263.37212.21371.08714.56763.53402.45802.62003.67903.67902.9204

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 123.597 H1 C2 C6 122.991
C2 C3 C4 111.344 C2 C3 C11 123.911
C2 C6 H5 128.548 C2 C6 S7 111.438
C3 C2 C6 113.412 C3 C4 S7 112.389
C3 C4 H12 127.924 C3 C11 H8 111.281
C3 C11 H9 111.130 C3 C11 H10 111.130
C4 C3 C11 124.745 C4 S7 C6 91.417
H5 C6 S7 120.014 S7 C4 H12 119.687
H8 C11 H9 107.930 H8 C11 H10 107.930
H9 C11 H10 107.267
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H -0.609      
2 C 0.853      
3 C 0.410      
4 C 0.271      
5 H -0.498      
6 C -0.137      
7 S 0.262      
8 H -0.247      
9 H -0.020      
10 H -0.020      
11 C 0.407      
12 H -0.672      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.320 0.944 0.000 0.997
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.909 1.549 0.000
y 1.549 -40.750 0.000
z 0.000 0.000 -46.588
Traceless
 xyz
x 4.760 1.549 0.000
y 1.549 1.999 0.000
z 0.000 0.000 -6.759
Polar
3z2-r2-13.518
x2-y21.841
xy1.549
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.058 -0.382 0.000
y -0.382 14.516 0.000
z 0.000 0.000 7.908


<r2> (average value of r2) Å2
<r2> 188.253
(<r2>)1/2 13.721