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All results from a given calculation for C5H10S (Thiophene, tetrahydro-2-methyl-)

using model chemistry: B3LYP/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-44.435105
Energy at 298.15K-44.446795
Nuclear repulsion energy134.029294
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 B3LYP/CEP-121G*
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 3098 3003 44.32      
2 A 3095 3001 38.26      
3 A 3075 2981 47.65      
4 A 3068 2974 55.21      
5 A 3055 2962 38.33      
6 A 3039 2946 40.12      
7 A 3023 2931 14.12      
8 A 3020 2928 33.60      
9 A 3011 2919 72.95      
10 A 3006 2914 9.27      
11 A 1515 1469 0.87      
12 A 1509 1463 5.73      
13 A 1498 1452 6.23      
14 A 1496 1450 2.70      
15 A 1492 1446 3.94      
16 A 1419 1375 3.11      
17 A 1377 1335 1.51      
18 A 1354 1313 0.81      
19 A 1316 1276 0.30      
20 A 1298 1259 8.46      
21 A 1280 1241 27.25      
22 A 1231 1193 5.38      
23 A 1193 1156 8.17      
24 A 1148 1113 0.67      
25 A 1095 1062 0.25      
26 A 1066 1033 2.39      
27 A 1026 995 4.27      
28 A 1018 986 0.32      
29 A 967 937 2.29      
30 A 941 912 1.96      
31 A 887 860 0.86      
32 A 859 833 1.95      
33 A 837 811 1.95      
34 A 675 655 2.34      
35 A 622 603 3.79      
36 A 519 503 0.65      
37 A 452 438 0.17      
38 A 403 391 0.70      
39 A 279 271 0.88      
40 A 249 241 0.13      
41 A 234 227 0.18      
42 A 89 86 1.27      

Unscaled Zero Point Vibrational Energy (zpe) 30916.4 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 29970.3 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 B3LYP/CEP-121G*
ABC
0.13702 0.09078 0.05987

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.270 0.049 0.196
H2 2.214 0.202 1.281
H3 2.826 -0.880 0.002
H4 2.846 0.878 -0.233
S5 -0.113 1.538 -0.130
C6 -1.702 0.645 0.258
H7 -2.527 1.123 -0.282
H8 -1.902 0.719 1.333
C9 0.863 -0.037 -0.419
H10 0.951 -0.168 -1.506
C11 -1.484 -0.824 -0.171
H12 -1.652 -0.923 -1.252
H13 -2.191 -1.493 0.339
C14 -0.018 -1.167 0.161
H15 0.282 -2.142 -0.251
H16 0.118 -1.211 1.251

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.09701.10001.09722.82874.01704.93824.37551.53852.16463.87114.29284.72202.59092.99232.7075
H21.09701.78331.77533.03244.07235.07624.14882.18563.08284.10304.75764.81302.84773.40202.5277
H31.10001.78331.77363.80794.78465.72165.16522.17732.50904.31314.65065.06512.86212.85103.0000
H41.09721.77531.77363.03414.58135.37885.00262.19292.51144.65294.95195.59673.54113.96193.7432
S52.82873.03243.80793.03411.86412.45362.45191.87572.43682.73103.11203.70452.72223.70283.0855
C64.01704.07234.78464.58131.86411.09521.09642.73913.28861.54532.17712.19402.47573.45802.7831
H74.93825.07625.72165.37882.45361.09521.77843.58493.90652.21112.42692.70903.42534.30613.8462
H84.37554.14885.16525.00262.45191.09641.77843.35974.12222.19543.07332.44272.91273.93242.7955
C91.53852.18562.17732.19291.87572.73913.58493.35971.09842.48682.79333.46651.54472.18932.1732
H102.16463.08282.50902.51142.43683.28863.90654.12221.09842.85342.72273.87722.17142.43293.0638
C113.87114.10304.31314.65292.73101.54532.21112.19542.48682.85341.09891.09891.54172.20432.1770
H124.29284.75764.65064.95193.11202.17712.42693.07332.79332.72271.09891.77382.17452.49573.0802
H134.72204.81305.06515.59673.70452.19402.70902.44273.46653.87721.09891.77382.20492.62342.4991
C142.59092.84772.86213.54112.72222.47573.42532.91271.54472.17141.54172.17452.20491.09961.1002
H152.99233.40202.85103.96193.70283.45804.30613.93242.18932.43292.20432.49572.62341.09961.7748
H162.70752.52773.00003.74323.08552.78313.84622.79552.17323.06382.17703.08022.49911.10021.7748

picture of Thiophene, tetrahydro-2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C9 S5 111.508 C1 C9 H10 109.203
C1 C9 C14 114.344 H2 C1 H3 108.515
H2 C1 H4 108.011 H2 C1 C9 110.932
H3 C1 H4 107.650 H3 C1 C9 110.105
H4 C1 C9 111.510 S5 C6 H7 109.250
S5 C6 H8 109.064 S5 C6 C11 106.080
S5 C9 H10 107.125 S5 C9 C14 105.060
C6 S5 C9 94.183 C6 C11 H12 109.690
C6 C11 H13 111.014 C6 C11 C14 106.640
H7 C6 H8 108.475 H7 C6 C11 112.619
H8 C6 C11 111.275 C9 C14 C11 107.363
C9 C14 H15 110.639 C9 C14 H16 109.345
H10 C9 C14 109.306 C11 C14 H15 112.052
C11 C14 H16 109.859 H12 C11 H13 107.618
H12 C11 C14 109.734 H13 C11 C14 112.142
H15 C14 H16 107.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.543      
2 H 0.170      
3 H 0.157      
4 H 0.179      
5 S -0.058      
6 C -0.402      
7 H 0.193      
8 H 0.178      
9 C -0.092      
10 H 0.178      
11 C -0.270      
12 H 0.156      
13 H 0.177      
14 C -0.347      
15 H 0.171      
16 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.445 -2.037 0.042 2.085
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.164 -0.526 -1.039
y -0.526 -48.719 0.486
z -1.039 0.486 -45.579
Traceless
 xyz
x 4.985 -0.526 -1.039
y -0.526 -4.847 0.486
z -1.039 0.486 -0.138
Polar
3z2-r2-0.275
x2-y26.555
xy-0.526
xz-1.039
yz0.486


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.845 -0.164 -0.255
y -0.164 11.630 -0.026
z -0.255 -0.026 9.219


<r2> (average value of r2) Å2
<r2> 159.126
(<r2>)1/2 12.615