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

using model chemistry: BLYP/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 BLYP/6-31G*
 hartrees
Energy at 0K-592.201529
Energy at 298.15K-592.207509
HF Energy-592.201529
Nuclear repulsion energy266.850493
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 BLYP/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' 3186 3160 1.98      
2 A' 3177 3151 2.09      
3 A' 3126 3101 9.12      
4 A' 3042 3018 19.71      
5 A' 2960 2936 39.55      
6 A' 1550 1538 2.00      
7 A' 1487 1475 7.53      
8 A' 1420 1408 4.87      
9 A' 1407 1396 0.85      
10 A' 1376 1365 3.10      
11 A' 1229 1219 4.58      
12 A' 1155 1145 2.39      
13 A' 1089 1080 2.95      
14 A' 997 989 8.16      
15 A' 921 914 2.62      
16 A' 824 817 15.85      
17 A' 790 784 3.43      
18 A' 639 634 0.64      
19 A' 525 521 0.69      
20 A' 312 310 0.77      
21 A" 3003 2979 25.47      
22 A" 1478 1466 4.83      
23 A" 1046 1037 3.21      
24 A" 845 838 0.15      
25 A" 743 737 60.87      
26 A" 646 641 1.14      
27 A" 588 583 7.94      
28 A" 441 438 0.30      
29 A" 227 225 2.18      
30 A" 113 112 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 20171.2 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 20007.9 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 BLYP/6-31G*
ABC
0.22723 0.07977 0.05971

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.234 0.796 0.000
C2 -1.267 0.287 0.000
C3 0.000 0.994 0.000
C4 1.063 0.115 0.000
H5 -1.911 -1.838 0.000
C6 -1.127 -1.081 0.000
S7 0.555 -1.561 0.000
H8 1.170 2.830 0.000
H9 -0.369 2.948 0.888
H10 -0.369 2.948 -0.888
C11 0.117 2.507 0.000
H12 2.125 0.357 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.09282.24313.36692.65322.17933.65163.96562.98342.98342.90854.3815
C21.09281.45092.33652.22041.37582.59533.52192.94542.94542.61643.3931
C32.24311.45091.37943.41632.36192.61462.17692.17792.17791.51802.2185
C43.36692.33651.37943.55802.49591.75152.71683.29633.29632.57261.0895
H52.65322.22043.41633.55801.08922.48155.59275.10605.10604.79534.5948
C62.17931.37582.36192.49591.08921.74924.53604.19544.19543.79863.5567
S73.65162.59532.61461.75152.48151.74924.43384.68784.68784.09202.4794
H83.96563.52192.17692.71685.59274.53604.43381.78051.78051.10102.6504
H92.98342.94542.17793.29635.10604.19544.68781.78051.77511.10383.7042
H102.98342.94542.17793.29635.10604.19544.68781.78051.77511.10383.7042
C112.90852.61641.51802.57264.79533.79864.09201.10101.10381.10382.9418
H124.38153.39312.21851.08954.59483.55672.47942.65043.70423.70422.9418

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 123.112 H1 C2 C6 123.565
C2 C3 C4 111.263 C2 C3 C11 123.580
C2 C6 H5 128.138 C2 C6 S7 111.745
C3 C2 C6 113.322 C3 C4 S7 112.716
C3 C4 H12 127.555 C3 C11 H8 111.450
C3 C11 H9 111.358 C3 C11 H10 111.358
C4 C3 C11 125.158 C4 S7 C6 90.954
H5 C6 S7 120.117 S7 C4 H12 119.729
H8 C11 H9 107.713 H8 C11 H10 107.713
H9 C11 H10 107.036
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.106      
2 C -0.096      
3 C 0.223      
4 C -0.369      
5 H 0.146      
6 C -0.316      
7 S 0.224      
8 H 0.141      
9 H 0.148      
10 H 0.148      
11 C -0.495      
12 H 0.140      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.345 0.885 0.000 0.950
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.752 1.493 0.000
y 1.493 -40.540 0.000
z 0.000 0.000 -45.636
Traceless
 xyz
x 4.336 1.493 0.000
y 1.493 1.654 0.000
z 0.000 0.000 -5.990
Polar
3z2-r2-11.979
x2-y21.788
xy1.493
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.574 -0.403 0.000
y -0.403 12.875 0.000
z 0.000 0.000 5.027


<r2> (average value of r2) Å2
<r2> 191.109
(<r2>)1/2 13.824